129821037825388

Names of 129821037825388

• Cardinal: 129821037825388 can be written as One hundred twenty-nine trillion, eight hundred twenty-one billion, thirty-seven million, eight hundred twenty-five thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.29821037825388 × 10¹⁴

Factors of 129821037825388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 9612

Divisors of 129821037825388

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 7 13 14 26 28 43 49 52 86 91 98 169 172 182 196 301 338 364 559 602 637 676 1118 1183 1204 1274 2107 2236 2366 2548 3913 4214 4732 7267 7826 8281 8428 9547 14534 15652 16562 19094 27391 29068 33124 38188 50869 54782 66829 101738 109564 124111 133658 203476 248222 267316 356083 410521 467803 496444 712166 821042 868777 935606 1424332 1613443 1642084 1737554 1871212 2873647 3226886 3475108 5336773 5747294 6081439 6453772 10673546 11294101 11494588 12162878 20115529 21347092 22588202 24325756 37357411 40231058 45176404 69378049 74714822 79058707 80462116 91145209 138756098 149429644 158117414 182290418 261501877 277512196 316234828 364580836 485646343 523003754 638016463 971292686 1046007508 1184887717 1276032926 1942585372 2369775434 2552065852 3399524401 3919243987 4466115241 4739550868 6799048802 7838487974 8294214019 8932230482 13598097604 15403540321 15676975948 16588428038 17864460964 27434707909 30807080642 33176856076 50950171831 54869415818 58059498133 61614161284 101900343662 107824782247 109738831636 116118996266 192042955363 203800687324 215649564494 232237992532 356651202817 384085910726 431299128988 662352233803 713302405634 754773475729 768171821452 1324704467606 1426604811268 1509546951458 2496558419719 2649408935212 3019093902916 4636465636621 4993116839438 9272931273242 9986233678876 18545862546484 32455259456347 64910518912694 129821037825388
• Sum of all divisors σ(n): 292857263242236
• Sum of proper divisors (its aliquot sum) s(n): 163036225416848
• 129821037825388 is an abundant number, because the sum of its proper divisors (163036225416848) is greater than itself. Its abundance is 33215187591460

Bases of 129821037825388

• Binary: 11101100001001001010000110110000000110101101100₂
• Hexadecimal: 0x761250D80D6C
• Base-36: 1A0MYM1HM4

Squares and roots of 129821037825388

• 129821037825388 squared (129821037825388²) is 16853501862060821855977350544
• 129821037825388 cubed (129821037825388³) is 2187939102724845045337901926196027538811072
• The square root of 129821037825388 is 11393903.5376550385
• The cube root of 129821037825388 is 50634.7137197021

Scales and comparisons

• 129,821,037,825,388 seconds is equal to 4,127,907 years, 22 weeks, 6 days, 3 hours, 56 minutes, 28 seconds.
• To count from 1 to 129,821,037,825,388 would take you about ten million, three hundred nineteen thousand, seven hundred sixty-eight 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 129821037825388 cubic inches would be around 4219.6 feet tall.

Recreational maths with 129821037825388

• 129821037825388 backwards is 883528730128921
• The number of decimal digits it has is: 15
• The sum of 129821037825388's digits is 67
• More coming soon!