172001361920

Names of 172001361920

• Cardinal: 172001361920 can be written as One hundred seventy-two billion, one million, three hundred sixty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.7200136192 × 10¹¹

Factors of 172001361920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 277

Divisors of 172001361920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 73 80 128 146 160 197 256 292 320 365 394 512 584 640 730 788 985 1024 1168 1280 1460 1576 1970 2048 2336 2560 2920 3152 3940 4096 4672 5120 5329 5840 6304 7880 8192 9344 10240 10658 11680 12608 14381 15760 16384 18688 20480 21316 23360 25216 26645 28762 31520 32768 37376 40960 42632 46720 50432 53290 57524 63040 71905 74752 81920 85264 93440 100864 106580 115048 126080 143810 149504 163840 170528 186880 201728 213160 230096 252160 287620 299008 341056 373760 403456 426320 460192 504320 575240 598016 682112 747520 806912 852640 920384 1008640 1049813 1150480 1196032 1364224 1495040 1613824 1705280 1840768 2017280 2099626 2300960 2392064 2728448 2990080 3227648 3410560 3681536 4034560 4199252 4601920 5249065 5456896 5980160 6455296 6821120 7363072 8069120 8398504 9203840 10498130 10913792 11960320 13642240 14726144 16138240 16797008 18407680 20996260 21827584 27284480 29452288 32276480 33594016 36815360 41992520 43655168 54568960 58904576 67188032 73630720 83985040 87310336 109137920 117809152 134376064 147261440 167970080 174620672 218275840 235618304 268752128 294522880 335940160 436551680 471236608 537504256 589045760 671880320 873103360 1075008512 1178091520 1343760640 2150017024 2356183040 2687521280 4300034048 5375042560 8600068096 10750085120 17200136192 21500170240 34400272384 43000340480 86000680960 172001361920
• Sum of all divisors σ(n): 420653698740
• Sum of proper divisors (its aliquot sum) s(n): 248652336820
• 172001361920 is an abundant number, because the sum of its proper divisors (248652336820) is greater than itself. Its abundance is 76650974900

Bases of 172001361920

• Binary: 10100000001100000101001000000000000000₂
• Hexadecimal: 0x280C148000
• Base-36: 270L648W

Squares and roots of 172001361920

• 172001361920 squared (172001361920²) is 29584468502334826086400
• 172001361920 cubed (172001361920³) is 5088568874080932786707143589888000
• The square root of 172001361920 is 414730.4690036651
• The cube root of 172001361920 is 5561.3124448597

Scales and comparisons

• 172,001,361,920 seconds is equal to 5,469 years, 5 weeks, 5 days, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 172,001,361,920 would take you about ten thousand, nine hundred thirty-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 172001361920 cubic inches would be around 463.4 feet tall.

Recreational maths with 172001361920

• 172001361920 backwards is 029163100271
• 172001361920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 172001361920's digits is 32
• More coming soon!