642190231872

Names of 642190231872

• Cardinal: 642190231872 can be written as Six hundred forty-two billion, one hundred ninety million, two hundred thirty-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.42190231872 × 10¹¹

Factors of 642190231872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114937

Divisors of 642190231872

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 63 64 72 73 76 84 96 112 114 126 133 144 146 152 168 171 192 219 224 228 252 266 288 292 304 336 342 399 438 448 456 504 511 532 576 584 608 657 672 684 798 876 912 1008 1022 1064 1168 1197 1216 1314 1344 1368 1387 1533 1596 1752 1824 2016 2044 2128 2336 2394 2628 2736 2774 3066 3192 3504 3648 4032 4088 4161 4256 4599 4672 4788 5256 5472 5548 6132 6384 7008 8176 8322 8512 9198 9576 9709 10512 10944 11096 12264 12483 12768 14016 16352 16644 18396 19152 19418 21024 22192 24528 24966 25536 29127 32704 33288 36792 38304 38836 42048 44384 49056 49932 58254 66576 73584 76608 77672 87381 88768 98112 99864 114833 116508 133152 147168 155344 174762 199728 229666 233016 266304 294336 310688 344499 349524 399456 459332 466032 621376 688998 699048 798912 803831 918664 932064 1033497 1377996 1398096 1607662 1837328 1864128 2066994 2181827 2411493 2755992 2796192 3215324 3674656 4133988 4363654 4822986 5511984 5592384 6430648 6545481 7234479 7349312 8267976 8382809 8727308 9645972 11023968 12861296 13090962 14468958 15272789 16535952 16765618 17454616 19291944 19636443 22047936 25148427 25722592 26181924 28937916 30545578 33071904 33531236 34909232 38583888 39272886 45818367 50296854 51445184 52363848 57875832 58679663 61091156 66143808 67062472 69818464 75445281 77167776 78545772 91636734 100593708 104727696 115751664 117359326 122182312 134124944 137455101 139636928 150890562 154335552 157091544 159273371 176038989 183273468 201187416 209455392 231503328 234718652 244364624 268249888 274910202 301781124 314183088 318546742 352077978 366546936 402374832 418910784 463006656 469437304 477820113 488729248 528116967 536499776 549820404 603562248 628366176 637093484 704155956 733093872 804749664 938874608 955640226 977458496 1056233934 1099640808 1114913597 1207124496 1256732352 1274186968 1408311912 1433460339 1466187744 1609499328 1877749216 1911280452 2112467868 2199281616 2229827194 2414248992 2548373936 2816623824 2866920678 2932375488 3344740791 3755498432 3822560904 4224935736 4398563232 4459654388 4828497984 5096747872 5633247648 5733841356 6689481582 7645121808 8449871472 8797126464 8919308776 10034222373 10193495744 11266495296 11467682712 13378963164 15290243616 16899742944 17838617552 20068444746 22935365424 26757926328 30580487232 33799485888 35677235104 40136889492 45870730848 53515852656 71354470208 80273778984 91741461696 107031705312 160547557968 214063410624 321095115936 642190231872
• Sum of all divisors σ(n): 2244756658560
• Sum of proper divisors (its aliquot sum) s(n): 1602566426688
• 642190231872 is an abundant number, because the sum of its proper divisors (1602566426688) is greater than itself. Its abundance is 960376194816

Bases of 642190231872

• Binary: 1001010110000101100001010100100101000000₂
• Hexadecimal: 0x9585854940
• Base-36: 870NHE80

Squares and roots of 642190231872

• 642190231872 squared (642190231872²) is 412408293911813124624384
• 642190231872 cubed (642190231872³) is 264844577893163196422465993865166848
• The square root of 642190231872 is 801367.7257489223
• The cube root of 642190231872 is 8627.5582161375

Scales and comparisons

• 642,190,231,872 seconds is equal to 20,419 years, 34 weeks, 3 days, 7 hours, 31 minutes, 12 seconds.
• To count from 1 to 642,190,231,872 would take you about forty thousand, eight hundred thirty-nine 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 642190231872 cubic inches would be around 719 feet tall.

Recreational maths with 642190231872

• 642190231872 backwards is 278132091246
• The number of decimal digits it has is: 12
• The sum of 642190231872's digits is 45
• More coming soon!