72689404032

Names of 72689404032

• Cardinal: 72689404032 can be written as Seventy-two billion, six hundred eighty-nine million, four hundred four thousand and thirty-two.

Scientific notation

• Scientific notation: 7.2689404032 × 10¹⁰

Factors of 72689404032

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3445

Divisors of 72689404032

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 32 34 36 42 48 51 56 63 64 68 72 84 96 102 112 119 126 128 136 144 153 163 168 192 204 224 238 252 272 288 306 326 336 357 384 408 448 476 489 504 544 576 612 652 672 714 816 896 952 978 1008 1071 1088 1141 1152 1224 1304 1344 1428 1467 1632 1904 1956 2016 2142 2176 2282 2448 2608 2688 2771 2856 2934 3253 3264 3423 3808 3912 4032 4284 4564 4896 5216 5542 5712 5868 6506 6528 6846 7616 7824 8064 8313 8568 9128 9759 9792 10269 10432 11084 11424 11736 13012 13692 15232 15648 16626 17136 18256 19397 19518 19584 20538 20864 22168 22771 22848 23472 24939 26024 27384 29277 31296 33252 34272 36512 38794 39036 41076 44336 45542 45696 46944 49878 52048 54768 55301 58191 58554 62592 66504 68313 68544 73024 77588 78072 82152 88672 91084 93888 99756 104096 109536 110602 116382 117108 133008 136626 137088 146048 155176 156144 164304 165903 174573 177344 182168 187776 199512 204939 208192 219072 221204 232764 234216 266016 273252 310352 312288 328608 331806 349146 354688 364336 387107 399024 409878 416384 438144 442408 465528 468432 497709 530239 532032 546504 620704 624576 657216 663612 698292 728672 774214 798048 819756 884816 931056 936864 995418 1060478 1064064 1093008 1161321 1241408 1249152 1314432 1327224 1396584 1457344 1548428 1590717 1596096 1639512 1769632 1862112 1873728 1990836 2120956 2186016 2322642 2482816 2654448 2793168 2914688 3096856 3181434 3192192 3279024 3483963 3539264 3711673 3724224 3747456 3981672 4241912 4372032 4645284 4772151 5308896 5586336 6193712 6362868 6558048 6967926 7078528 7423346 7448448 7963344 8483824 8744064 9014063 9290568 9544302 10617792 11135019 11172672 12387424 12725736 13116096 13935852 14846692 15926688 16967648 18028126 18581136 19088604 21235584 22270038 22345344 24774848 25451472 26232192 27042189 27871704 29693384 31853376 33405057 33935296 36056252 37162272 38177208 44540076 49549696 50902944 54084378 55743408 59386768 63098441 63706752 66810114 67870592 72112504 74324544 76354416 81126567 89080152 101805888 108168756 111486816 118773536 126196882 133620228 144225008 148649088 152708832 162253134 178160304 189295323 203611776 216337512 222973632 237547072 252393764 267240456 288450016 305417664 324506268 356320608 378590646 432675024 445947264 475094144 504787528 534480912 567885969 576900032 610835328 649012536 712641216 757181292 865350048 1009575056 1068961824 1135771938 1153800064 1298025072 1425282432 1514362584 1730700096 2019150112 2137923648 2271543876 2596050144 3028725168 3461400192 4038300224 4275847296 4543087752 5192100288 6057450336 8076600448 9086175504 10384200576 12114900672 18172351008 24229801344 36344702016 72689404032
• Sum of all divisors σ(n): 254746028160
• Sum of proper divisors (its aliquot sum) s(n): 182056624128
• 72689404032 is an abundant number, because the sum of its proper divisors (182056624128) is greater than itself. Its abundance is 109367220096

Bases of 72689404032

• Binary: 1000011101100101000000100100010000000₂
• Hexadecimal: 0x10ECA04880
• Base-36: XE5E740

Squares and roots of 72689404032

• 72689404032 squared (72689404032²) is 5283749458527337857024
• 72689404032 cubed (72689404032³) is 384072599194754889206586585120768
• The square root of 72689404032 is 269609.7254032205
• The cube root of 72689404032 is 4173.4034371435

Scales and comparisons

• 72,689,404,032 seconds is equal to 2,311 years, 15 weeks, 3 days, 13 hours, 7 minutes, 12 seconds.
• To count from 1 to 72,689,404,032 would take you about four thousand, six hundred twenty-two 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 72689404032 cubic inches would be around 347.8 feet tall.

Recreational maths with 72689404032

• 72689404032 backwards is 23040498627
• The number of decimal digits it has is: 11
• The sum of 72689404032's digits is 45
• More coming soon!