21216735132912

Names of 21216735132912

• Cardinal: 21216735132912 can be written as Twenty-one trillion, two hundred sixteen billion, seven hundred thirty-five million, one hundred thirty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 2.1216735132912 × 10¹³

Factors of 21216735132912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 234890

Divisors of 21216735132912

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 66 72 88 99 132 144 176 198 264 396 528 792 1584 97511 137363 195022 274726 292533 390044 412089 549452 585066 780088 824178 877599 1072621 1098904 1170132 1236267 1510993 1560176 1648356 1755198 2145242 2197808 2340264 2472534 3021986 3217863 3296712 3510396 4290484 4532979 4680528 4945068 6043972 6435726 6593424 7020792 8580968 9065958 9653589 9890136 12087944 12871452 13598937 14041584 17161936 18131916 19307178 19780272 24175888 25742904 27197874 36263832 38614356 51485808 54395748 72527664 77228712 108791496 154457424 217582992 13394403493 26788806986 40183210479 53577613972 80366420958 107155227944 120549631437 147338438423 160732841916 214310455888 241099262874 294676876846 321465683832 442015315269 482198525748 589353753692 642931367664 884030630538 964397051496 1178707507384 1326045945807 1768061261076 1928794102992 2357415014768 2652091891614 3536122522152 5304183783228 7072245044304 10608367566456 21216735132912
• Sum of all divisors σ(n): 64776471147648
• Sum of proper divisors (its aliquot sum) s(n): 43559736014736
• 21216735132912 is an abundant number, because the sum of its proper divisors (43559736014736) is greater than itself. Its abundance is 22343000881824

Bases of 21216735132912

• Binary: 100110100101111100111111101011111110011110000₂
• Hexadecimal: 0x134BE7F5FCF0
• Base-36: 7IQU0AQK0

Squares and roots of 21216735132912

• 21216735132912 squared (21216735132912²) is 450149849700142382305599744
• 21216735132912 cubed (21216735132912³) is 9550710131208067210991923101517713174528
• The square root of 21216735132912 is 4606162.7340891897
• The cube root of 21216735132912 is 27683.8307163301

Scales and comparisons

• 21,216,735,132,912 seconds is equal to 674,626 years, 28 weeks, 4 days, 55 minutes, 12 seconds.
• To count from 1 to 21,216,735,132,912 would take you about one million, six hundred eighty-six thousand, five hundred sixty-six 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 21216735132912 cubic inches would be around 2307 feet tall.

Recreational maths with 21216735132912

• 21216735132912 backwards is 21923153761212
• The number of decimal digits it has is: 14
• The sum of 21216735132912's digits is 45
• More coming soon!