1355227938921

Names of 1355227938921

• Cardinal: 1355227938921 can be written as One trillion, three hundred fifty-five billion, two hundred twenty-seven million, nine hundred thirty-eight thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.355227938921 × 10¹²

Factors of 1355227938921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 213049

Divisors of 1355227938921

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 19 37 57 111 703 2109 3061 9183 58159 113257 174477 209929 339771 629787 2151883 3988651 6455649 7767373 11965953 23302119 147580087 442740261 642592669 1927778007 12209260711 23775928753 36627782133 71327786259 451742646307 1355227938921
• Sum of all divisors σ(n): 1954129206400
• Sum of proper divisors (its aliquot sum) s(n): 598901267479
• 1355227938921 is a deficient number, because the sum of its proper divisors (598901267479) is less than itself. Its deficiency is 756326671442

Bases of 1355227938921

• Binary: 10011101110001001111000010100000001101001₂
• Hexadecimal: 0x13B89E14069
• Base-36: HAKZQ25L

Squares and roots of 1355227938921

• 1355227938921 squared (1355227938921²) is 1836642766432061706644241
• 1355227938921 cubed (1355227938921³) is 2489069590885886591668164461824403961
• The square root of 1355227938921 is 1164142.5767151547
• The cube root of 1355227938921 is 11066.3427058425

Scales and comparisons

• 1,355,227,938,921 seconds is equal to 43,092 years, 2 weeks, 6 days, 13 hours, 15 minutes, 21 seconds.
• To count from 1 to 1,355,227,938,921 would take you about one hundred seven thousand, seven hundred thirty years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1355227938921 cubic inches would be around 922.2 feet tall.

Recreational maths with 1355227938921

• 1355227938921 backwards is 1298397225531
• 1355227938921 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1355227938921's digits is 57
• More coming soon!