31986790371172

Names of 31986790371172

• Cardinal: 31986790371172 can be written as Thirty-one trillion, nine hundred eighty-six billion, seven hundred ninety million, three hundred seventy-one thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 3.1986790371172 × 10¹³

Factors of 31986790371172

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 565

Divisors of 31986790371172

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 13 14 26 28 49 52 73 91 97 98 146 182 194 196 292 343 364 373 388 511 637 679 686 746 949 1022 1261 1274 1358 1372 1492 1898 2044 2401 2522 2548 2611 2716 3577 3796 4459 4753 4802 4849 5044 5222 6643 7081 7154 8827 8918 9409 9506 9604 9698 10444 13286 14162 14308 17654 17836 18277 18818 19012 19396 25039 26572 27229 28324 31213 33271 33943 35308 36181 36554 37636 46501 49567 50078 54458 61789 62426 65863 66542 67886 72362 73108 92053 93002 99134 100156 108916 122317 123578 124852 127939 131726 133084 135772 144724 175273 184106 186004 190603 198268 232897 237601 244634 247156 253267 255878 263452 325507 346969 350546 353977 368212 381206 432523 461041 465794 470353 475202 489268 506534 511756 644371 651014 686857 693938 701092 707954 762412 856219 865046 895573 922082 931588 940706 950404 1013068 1288742 1302028 1334221 1373714 1387876 1415908 1663207 1712438 1730092 1772869 1791146 1844164 1881412 2278549 2428783 2477839 2577484 2641213 2668442 2747428 3027661 3227287 3292471 3326414 3424876 3509557 3545738 3582292 4510597 4557098 4807999 4857566 4955678 5282426 5336884 5993533 6055322 6454574 6584942 6652828 7019114 7091476 8929141 9021194 9114196 9339547 9615998 9715132 9911356 10564852 11642449 11987066 12110644 12410083 12909148 13169884 14038228 17001481 17344873 17858282 18042388 18488491 18679094 19231996 22591009 23047297 23284898 23974132 24566899 24820166 31574179 33655993 34002962 34335769 34689746 35716564 36976982 37358188 41954731 45182018 45624241 46094594 46569796 49133798 49640332 62503987 63148358 65376829 67311986 68005924 68671538 69379492 73953964 83909462 86870581 90364036 91248482 92189188 98267596 121414111 125007974 126296716 129419437 130753658 134623972 137343076 161331079 167818924 171968293 173741162 182496964 221019253 235591951 240350383 242828222 250015948 256197661 258838874 261507316 293683117 319369687 322662158 343936586 347482324 437527909 442038506 471183902 480700766 485656444 512395322 517677748 587366234 638739374 645324316 687873172 849898777 875055818 884077012 905936059 942367804 961401532 1024790644 1129317553 1174732468 1203778051 1277478748 1649143657 1682452681 1699797554 1750111636 1793383627 1811872118 2235587809 2258635106 2407556102 3062695363 3298287314 3330569593 3364905362 3399595108 3586767254 3623744236 4471175618 4517270212 4815112204 6125390726 6341552413 6596574628 6661139186 6729810724 7173534508 8426446357 8942351236 11777168767 12250781452 12553685389 12683104826 13322278372 15649114663 16852892714 21438867541 23313987151 23554337534 25107370778 25366209652 31298229326 33705785428 42877735082 46627974302 47108675068 50214741556 62596458652 82440181369 85755470164 87875797723 93255948604 109543802641 163197910057 164880362738 175751595446 219087605282 326395820114 329760725476 351503190892 438175210564 615130584061 652791640228 1142385370399 1230261168122 2284770740798 2460522336244 4569541481596 7996697592793 15993395185586 31986790371172
• Sum of all divisors σ(n): 72224742202536
• Sum of proper divisors (its aliquot sum) s(n): 40237951831364
• 31986790371172 is an abundant number, because the sum of its proper divisors (40237951831364) is greater than itself. Its abundance is 8251161460192

Bases of 31986790371172

• Binary: 111010001011110000001010001110000111101100100₂
• Hexadecimal: 0x1D1781470F64
• Base-36: BC6J141US

Squares and roots of 31986790371172

• 31986790371172 squared (31986790371172²) is 1023154758249301773528653584
• 31986790371172 cubed (31986790371172³) is 32727436769387581405398439058332768080448
• The square root of 31986790371172 is 5655686.5517081125
• The cube root of 31986790371172 is 31743.6519008855

Scales and comparisons

• 31,986,790,371,172 seconds is equal to 1,017,080 years, 51 weeks, 4 days, 3 hours, 32 minutes, 52 seconds.
• To count from 1 to 31,986,790,371,172 would take you about two million, five hundred forty-two thousand, seven hundred two 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 31986790371172 cubic inches would be around 2645.3 feet tall.

Recreational maths with 31986790371172

• 31986790371172 backwards is 27117309768913
• The number of decimal digits it has is: 14
• The sum of 31986790371172's digits is 64
• More coming soon!