It's about 750 times as heavy as a Battery (AAA)
In other words, the weight of a Battery (AAA) is 0.0013 times 0.00000000910 megatonnes.(Alkaline)
An "AAA" size battery weighs 0.0000000000120 megatonnes. Batteries are named by the American National Standards Institute (ANSI) Committee C18 and AAA batteries were given their name because they were smaller than the "AA" and "A" size batteries which were invented first.
It's about one-one-thousandth as heavy as an Anchor of a Cruise Ship
In other words, 0.00000000910 megatonnes is 0.000805 times the weight of an Anchor of a Cruise Ship, and the weight of an Anchor of a Cruise Ship is 1,240 times that amount.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 0.00001130 megatonnes. The anchor of the QE2 now sits in front of the Holyrood Church in Southampton, England, United Kingdom, along a pedestrian tourist route known as "the QE2 mile."
It's about 1,500 times as heavy as an Eye (Human)
In other words, the weight of an Eye (Human) is 0.00077 times 0.00000000910 megatonnes.(adult)
A fully developed eye (in a person over the age of thirteen), weighs about 0.00000000000710 megatonnes. The pupil of the eye varies depending on the amount of light it is exposed to, but typically measures about 4 mm across.
It's about 1,500 times as heavy as a Quarter
In other words, 0.00000000910 megatonnes is 1,605 times the weight of a Quarter, and the weight of a Quarter is 0.0006231 times that amount.(United States quarter-dollar coin) (a.k.a. Quarter dollar, a.k.a. America the Beautiful quarter, a.k.a. two bits)
The America the Beautiful series quarters, which began to enter circulation in 2017, weigh 0.000000000005670 megatonnes each. In answer to the common riddle, there are 119 ridges around the edge of the coin in its current design.
It's about 2,000 times as heavy as a sheet of Paper
In other words, 0.00000000910 megatonnes is 1,800 times the weight of a sheet of Paper, and the weight of a sheet of Paper is 0.00056 times that amount.(for US Letter, a.k.a. ANSI A; 215.9mm by 279.4mm (8.5 in x 11 in); 20lb)
The weight of a ream (500 sheets) of 0.00000000910 megatonnes, 8.5 inch x 11 inch paper is 0.00000000200 megatonnes, each sheet weighing 0.00000000000500 megatonnes. Paper of this size has a thickness of 0.004 caliper (0.1 mm).
It's about 2,000 times as heavy as a Die (Dice)
In other words, 0.00000000910 megatonnes is 2,200 times the weight of a Die (Dice), and the weight of a Die (Dice) is 0.00045 times that amount.(for six-sided, 16 mm, rounded cube)
A die, of the size most commonly used in board games and casinos, typically weight 0.00000000000410 megatonnes. The use of dice and dice-like tools predates written history, with the oldest known examples belonging to a 5,000-year old backgammon set uncovered during an archaeological dig in modern-day Iran.
It's about 3,500 times as heavy as a Penny
In other words, the weight of a Penny is 0.00028 times 0.00000000910 megatonnes.(United States) (formally one-cent coin) (Union shield design, 2010-present)
The weight of a United States penny is 0.00000000000250 megatonnes. According to a 2010 report by the United States Mint, the cost of manufacturing and distributing a penny is $0.0179 — more than its face-value.