20997109952

Names of 20997109952

• Cardinal: 20997109952 can be written as Twenty billion, nine hundred ninety-seven million, one hundred nine thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 2.0997109952 × 10¹⁰

Factors of 20997109952

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 502

Divisors of 20997109952

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 4 7 8 13 14 16 23 26 28 32 46 49 52 56 64 91 92 98 104 112 161 182 184 196 208 224 299 322 343 364 368 392 416 448 457 598 637 644 686 728 736 784 832 914 1127 1196 1274 1288 1372 1456 1472 1568 1828 2093 2254 2392 2401 2548 2576 2744 2912 3136 3199 3656 4186 4459 4508 4784 4802 5096 5152 5488 5824 5941 6398 7312 7889 8372 8918 9016 9568 9604 10192 10304 10511 10976 11882 12796 14624 14651 15778 16744 17836 18032 19136 19208 20384 21022 21952 22393 23764 25592 29248 29302 31213 31556 33488 35672 36064 38416 40768 41587 42044 44786 47528 51184 55223 58604 62426 63112 66976 71344 72128 73577 76832 83174 84088 89572 95056 102368 102557 110446 117208 124852 126224 133952 136643 142688 147154 153664 156751 166348 168176 179144 190112 204736 205114 220892 234416 249704 252448 273286 285376 291109 294308 313502 332696 336352 358288 380224 410228 441784 468832 499408 504896 515039 546572 582218 588616 627004 665392 672704 716576 717899 820456 883568 937664 956501 998816 1030078 1093144 1097257 1164436 1177232 1254008 1330784 1433152 1435798 1640912 1767136 1913002 1997632 2037763 2060156 2186288 2194514 2328872 2354464 2508016 2661568 2871596 3281824 3534272 3605273 3826004 4075526 4120312 4372576 4389028 4657744 4708928 5016032 5743192 6563648 6695507 7210546 7652008 8151052 8240624 8745152 8778056 9315488 10032064 11486384 13391014 14264341 14421092 15304016 16302104 16481248 17556112 18630976 22972768 25236911 26782028 28528682 28842184 30608032 32604208 32962496 35112224 45945536 46868549 50473822 53564056 57057364 57684368 61216064 65208416 70224448 93737098 100947644 107128112 114114728 115368736 130416832 187474196 201895288 214256224 228229456 230737472 328079843 374948392 403790576 428512448 456458912 656159686 749896784 807581152 912917824 1312319372 1499793568 1615162304 2624638744 2999587136 5249277488 10498554976 20997109952
• Sum of all divisors σ(n): 54742116576
• Sum of proper divisors (its aliquot sum) s(n): 33745006624
• 20997109952 is an abundant number, because the sum of its proper divisors (33745006624) is greater than itself. Its abundance is 12747896672

Bases of 20997109952

• Binary: 10011100011100001100111100011000000₂
• Hexadecimal: 0x4E38678C0
• Base-36: 9N94XQ8

Squares and roots of 20997109952

• 20997109952 squared (20997109952²) is 440878626336377442304
• 20997109952 cubed (20997109952³) is 9257176992671640093429624209408
• The square root of 20997109952 is 144903.7955058459
• The cube root of 20997109952 is 2758.7976083003

Scales and comparisons

• 20,997,109,952 seconds is equal to 667 years, 33 weeks, 3 days, 2 hours, 32 minutes, 32 seconds.
• To count from 1 to 20,997,109,952 would take you about one thousand, three hundred thirty-five 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 20997109952 cubic inches would be around 229.9 feet tall.

Recreational maths with 20997109952

• 20997109952 backwards is 25990179902
• The number of decimal digits it has is: 11
• The sum of 20997109952's digits is 53
• More coming soon!