31990538970

Names of 31990538970

• Cardinal: 31990538970 can be written as Thirty-one billion, nine hundred ninety million, five hundred thirty-eight thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 3.199053897 × 10¹⁰

Factors of 31990538970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 378

Divisors of 31990538970

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 17 18 26 30 31 34 39 45 51 62 65 78 85 90 93 102 117 130 153 155 169 170 186 195 221 234 255 279 306 307 310 338 390 403 442 465 507 510 527 558 585 614 663 765 806 845 921 930 1014 1054 1105 1170 1209 1326 1395 1521 1530 1535 1581 1690 1842 1989 2015 2197 2210 2418 2535 2635 2763 2790 2873 3042 3070 3162 3315 3627 3978 3991 4030 4394 4605 4743 5070 5219 5239 5270 5526 5746 6045 6591 6630 6851 7254 7605 7905 7982 8619 9210 9486 9517 9945 10438 10478 10985 11973 12090 13182 13702 13815 14365 15210 15657 15717 15810 17238 18135 19034 19773 19890 19955 20553 21970 23715 23946 25857 26095 26195 27630 28551 28730 31314 31434 32955 34255 35919 36270 37349 39546 39910 41106 43095 46971 47151 47430 47585 51714 51883 52190 52390 57102 59865 61659 65910 67847 68107 68510 71838 74698 78285 78585 85653 86190 89063 93942 94302 95170 98865 102765 103766 112047 119730 123318 123721 129285 135694 136214 142755 155649 156570 157170 161789 171306 178126 179595 186745 197730 203541 204321 205530 224094 234855 235755 247442 258570 259415 267189 285510 308295 311298 323578 336141 339235 340535 359190 371163 373490 407082 408642 428265 445315 466947 469710 471510 485367 518830 534378 560235 610623 612963 616590 618605 672282 674479 678470 681070 742326 778245 801567 808945 856530 882011 890630 933894 970734 1017705 1021605 1113489 1120470 1157819 1221246 1225926 1237210 1335945 1348958 1456101 1556490 1603134 1608373 1617890 1680705 1764022 1855815 2023437 2035410 2043210 2103257 2226978 2315638 2334735 2426835 2646033 2671890 2912202 3053115 3064815 3216746 3361410 3372395 3473457 3711630 4007835 4046874 4206514 4410055 4669470 4825119 4853670 5292066 5567445 5789095 6070311 6106230 6129630 6309771 6744790 6946914 7280505 7938099 8015670 8041865 8820110 9650238 10117185 10420371 10516285 11134890 11466143 11578190 12140622 12619542 13230165 14475357 14561010 15876198 16083730 17367285 18929313 20234370 20840742 20908849 21032570 22932286 24125595 26460330 27342341 28950714 30351555 31548855 34398429 34734570 37858626 39690495 41817698 48251190 52101855 54684682 57330715 60703110 62726547 63097710 68796858 72376785 79380990 82027023 94646565 103195287 104203710 104544245 114661430 125453094 136711705 144753570 164054046 171992145 188179641 189293130 206390574 209088490 246081069 273423410 313632735 343984290 355450433 376359282 410135115 492162138 515976435 627265470 710900866 820270230 940898205 1031952870 1066351299 1230405345 1777252165 1881796410 2132702598 2460810690 3199053897 3554504330 5331756495 6398107794 10663512990 15995269485 31990538970
• Sum of all divisors σ(n): 98802063360
• Sum of proper divisors (its aliquot sum) s(n): 66811524390
• 31990538970 is an abundant number, because the sum of its proper divisors (66811524390) is greater than itself. Its abundance is 34820985420

Bases of 31990538970

• Binary: 11101110010110010001110001011011010₂
• Hexadecimal: 0x772C8E2DA
• Base-36: EP2C9UI

Squares and roots of 31990538970

• 31990538970 squared (31990538970²) is 1023394583591088660900
• 31990538970 cubed (31990538970³) is 32738944308057644351246565273000
• The square root of 31990538970 is 178858.9918623047
• The cube root of 31990538970 is 3174.4891887421

Scales and comparisons

• 31,990,538,970 seconds is equal to 1,017 years, 10 weeks, 2 days, 20 hours, 49 minutes, 30 seconds.
• To count from 1 to 31,990,538,970 would take you about two thousand and thirty-four 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 31990538970 cubic inches would be around 264.5 feet tall.

Recreational maths with 31990538970

• 31990538970 backwards is 07983509913
• The number of decimal digits it has is: 11
• The sum of 31990538970's digits is 54
• More coming soon!