13197561720

Names of 13197561720

• Cardinal: 13197561720 can be written as Thirteen billion, one hundred ninety-seven million, five hundred sixty-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.319756172 × 10¹⁰

Factors of 13197561720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21570

Divisors of 13197561720

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 17 20 21 24 28 30 34 35 40 42 43 51 56 60 68 70 84 85 86 102 105 119 120 129 136 140 168 170 172 204 210 215 238 255 258 280 301 340 344 357 408 420 430 476 510 516 595 602 645 680 714 731 840 860 903 952 1020 1032 1190 1204 1290 1428 1462 1505 1720 1785 1806 2040 2193 2380 2408 2580 2856 2924 3010 3570 3612 3655 4386 4515 4760 5117 5160 5848 6020 7140 7224 7310 8772 9030 10234 10965 12040 14280 14620 15351 17544 18060 20468 21493 21930 25585 29240 30702 36120 40936 42986 43860 51170 61404 64479 76755 85972 87720 102340 107465 122808 128958 150451 153510 171944 204680 214930 257916 300902 307020 322395 365381 429860 451353 515832 601804 614040 644790 730762 752255 859720 902706 924199 1096143 1203608 1289580 1461524 1504510 1805412 1826905 1848398 2192286 2256765 2557667 2579160 2772597 2923048 3009020 3610824 3653810 3696796 4384572 4513530 4620995 5115334 5480715 5545194 6018040 6469393 7307620 7393592 7673001 8769144 9027060 9241990 10230668 10961430 11090388 12788335 12938786 13862985 14615240 15346002 15711383 18054120 18483980 19408179 20461336 21922860 22180776 25576670 25877572 27725970 30692004 31422766 32346965 36967960 38365005 38816358 43845720 47134149 51153340 51755144 55451940 61384008 62845532 64693930 76730010 77632716 78556915 94268298 97040895 102306680 109979681 110903880 125691064 129387860 153460020 155265432 157113830 188536596 194081790 219959362 235670745 258775720 306920040 314227660 329939043 377073192 388163580 439918724 471341490 549898405 628455320 659878086 776327160 879837448 942682980 1099796810 1319756172 1649695215 1885365960 2199593620 2639512344 3299390430 4399187240 6598780860 13197561720
• Sum of all divisors σ(n): 49026954240
• Sum of proper divisors (its aliquot sum) s(n): 35829392520
• 13197561720 is an abundant number, because the sum of its proper divisors (35829392520) is greater than itself. Its abundance is 22631830800

Bases of 13197561720

• Binary: 1100010010101000101100111101111000₂
• Hexadecimal: 0x312A2CF78
• Base-36: 629HJSO

Squares and roots of 13197561720

• 13197561720 squared (13197561720²) is 174175635353209358400
• 13197561720 cubed (13197561720³) is 2298693697694194507565600448000
• The square root of 13197561720 is 114880.6411890185
• The cube root of 13197561720 is 2363.1859752083

Scales and comparisons

• 13,197,561,720 seconds is equal to 419 years, 33 weeks, 2 days, 13 hours, 22 minutes.
• To count from 1 to 13,197,561,720 would take you about 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 13197561720 cubic inches would be around 196.9 feet tall.

Recreational maths with 13197561720

• 13197561720 backwards is 02716579131
• 13197561720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13197561720's digits is 42
• More coming soon!