It's about 350 times as heavy as a Die (Dice)
In other words, the weight of a Die (Dice) is 0.003 times 0.000000001350 megatonnes.(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 one-three-hundred-fiftieth as heavy as a Grand Piano
In other words, the weight of a Grand Piano is 330 times 0.000000001350 megatonnes.(for Steinway & Sons, Model D Concert Grand Piano)
A Grand Piano, of the kind used for concert performances in large music halls, weighs 0.000000450 megatonnes. Well-made pianos such as this may last 75 to 100 years.
It's about one-four-hundredth as heavy as a Polar Bear
In other words, 0.000000001350 megatonnes is 0.00262 times the weight of a Polar Bear, and the weight of a Polar Bear is 382 times that amount.(Ursus maritimus) (adult, male)
An adult, male polar bear weighs between 0.0000005160 megatonnes. Polar bears are so heavily insulated by their 9.9 cm (3.9 in) layer of blubber that they are often difficult to detect using infrared photography sensors.
It's about one-four-hundredth as heavy as a Grizzly Bear
In other words, 0.000000001350 megatonnes is 0.00259 times the weight of a Grizzly Bear, and the weight of a Grizzly Bear is 386 times that amount.(a.k.a. brown bear, a.k.a. silver bear, Ursus arctos horribilis) (Adult, male, coastal area population average)
An adult, male grizzly bear from a coastal area (where food is plentiful) can weigh up to 0.0000005210 megatonnes. In spite of their tremendous size, grizzly bears can run at speeds of up to 55 kph (34 mph).
It's about one-five-hundredth as heavy as a Cow
In other words, the weight of a Cow is 500 times 0.000000001350 megatonnes.(for Holstein, a.k.a. Holstein Friesian, a.k.a. Friesian, Bos primigenius) (adult, heifer)
A mature Holstein cow (the well-known black-and-white, spotted breed of cow) typically weighs 0.000000680 megatonnes. President William Howard Taft (1909 - 1913) kept a Holstein cow named Pauline Wayne on the White House grounds — a gift from a Wisconsin senator and the source of the First Family's milk.
It's about 550 times as heavy as a Penny
In other words, the weight of a Penny is 0.0019 times 0.000000001350 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.
It's about 750 times as heavy as a Playing Card
In other words, the weight of a Playing Card is 0.0013 times 0.000000001350 megatonnes.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 0.00000000000180 megatonnes. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.