13172791808

Names of 13172791808

• Cardinal: 13172791808 can be written as Thirteen billion, one hundred seventy-two million, seven hundred ninety-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.3172791808 × 10¹⁰

Factors of 13172791808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 63

Divisors of 13172791808

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 11 16 19 22 31 32 38 44 62 64 76 88 121 124 128 152 176 209 242 248 256 304 341 352 361 418 484 496 512 589 608 682 704 722 836 968 992 1178 1216 1364 1408 1444 1672 1936 1984 2299 2356 2432 2728 2816 2888 3344 3751 3872 3968 3971 4598 4712 4864 5456 5632 5776 6479 6688 6859 7502 7744 7936 7942 9196 9424 9728 10912 11191 11552 12958 13376 13718 15004 15488 15872 15884 18392 18848 21824 22382 23104 25916 26752 27436 30008 30976 31768 36784 37696 43648 43681 44764 46208 51832 53504 54872 60016 61952 63536 71269 73568 75392 75449 87296 87362 89528 92416 103664 107008 109744 120032 123101 127072 142538 147136 150784 150898 174592 174724 179056 184832 207328 212629 219488 240064 246202 254144 285076 294272 301568 301796 349448 358112 414656 425258 438976 480128 492404 508288 570152 588544 603592 698896 716224 829312 829939 850516 877952 960256 984808 1016576 1140304 1177088 1207184 1354111 1397792 1432448 1658624 1659878 1701032 1755904 1920512 1969616 2033152 2280608 2338919 2414368 2708222 2795584 2864896 3317248 3319756 3402064 3511808 3939232 4561216 4677838 4828736 5416444 5591168 5729792 6639512 6804128 7878464 9122432 9355676 9657472 10832888 11182336 13279024 13608256 15756928 18244864 18711352 19314944 21665776 22364672 25728109 26558048 27216512 31513856 36489728 37422704 38629888 43331552 51456218 53116096 54433024 63027712 74845408 86663104 102912436 106232192 108866048 149690816 173326208 205824872 212464384 299381632 346652416 411649744 424928768 598763264 693304832 823299488 1197526528 1646598976 3293197952 6586395904 13172791808
• Sum of all divisors σ(n): 31522149120
• Sum of proper divisors (its aliquot sum) s(n): 18349357312
• 13172791808 is an abundant number, because the sum of its proper divisors (18349357312) is greater than itself. Its abundance is 5176565504

Bases of 13172791808

• Binary: 1100010001001010001101101000000000₂
• Hexadecimal: 0x31128DA00
• Base-36: 61UQN7K

Squares and roots of 13172791808

• 13172791808 squared (13172791808²) is 173522444016911908864
• 13172791808 cubed (13172791808³) is 2285775029050115806541341786112
• The square root of 13172791808 is 114772.7833939735
• The cube root of 13172791808 is 2361.7065966871

Scales and comparisons

• 13,172,791,808 seconds is equal to 418 years, 44 weeks, 2 days, 20 hours, 50 minutes, 8 seconds.
• To count from 1 to 13,172,791,808 would take you about eight hundred thirty-seven 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 13172791808 cubic inches would be around 196.8 feet tall.

Recreational maths with 13172791808

• 13172791808 backwards is 80819727131
• The number of decimal digits it has is: 11
• The sum of 13172791808's digits is 47
• More coming soon!