31020813648

Names of 31020813648

• Cardinal: 31020813648 can be written as Thirty-one billion, twenty million, eight hundred thirteen thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 3.1020813648 × 10¹⁰

Factors of 31020813648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4193

Divisors of 31020813648

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 31 33 34 36 44 48 51 54 62 66 68 72 81 88 93 99 102 108 124 132 136 144 153 162 176 186 187 198 204 216 248 264 272 279 297 306 324 341 372 374 396 408 432 459 496 527 528 558 561 594 612 648 682 744 748 792 816 837 891 918 1023 1054 1116 1122 1188 1224 1296 1364 1377 1488 1496 1581 1584 1674 1683 1782 1836 2046 2108 2232 2244 2376 2448 2511 2728 2754 2992 3069 3162 3348 3366 3564 3672 4092 4129 4216 4464 4488 4743 4752 5022 5049 5456 5508 5797 6138 6324 6696 6732 7128 7344 8184 8258 8432 8976 9207 9486 10044 10098 11016 11594 12276 12387 12648 13392 13464 14229 14256 15147 16368 16516 17391 18414 18972 20088 20196 22032 23188 24552 24774 25296 26928 27621 28458 30294 33032 34782 36828 37161 37944 40176 40392 42687 45419 46376 49104 49548 52173 55242 56916 60588 66064 69564 70193 73656 74322 75888 80784 85374 90838 92752 99096 104346 110484 111483 113832 121176 127999 136257 139128 140386 147312 148644 156519 170748 181676 198192 208692 210579 220968 222966 227664 242352 255998 272514 278256 280772 297288 313038 334449 341496 363352 383997 408771 417384 421158 441936 445932 469557 511996 545028 561544 594576 626076 631737 668898 682992 726704 767994 772123 817542 834768 842316 891864 939114 1023992 1090056 1123088 1151991 1226313 1252152 1263474 1337796 1407989 1535988 1544246 1635084 1684632 1783728 1878228 1895211 2047984 2175983 2180112 2303982 2316369 2452626 2504304 2526948 2675592 2815978 3071976 3088492 3270168 3369264 3455973 3678939 3756456 3790422 4223967 4351966 4607964 4632738 4905252 5053896 5351184 5631956 5685633 6143952 6176984 6527949 6540336 6911946 6949107 7357878 7512912 7580844 8447934 8703932 9215928 9265476 9810504 10107792 10367919 11263912 11371266 12353968 12671901 13055898 13823892 13898214 14715756 15161688 16895868 17407864 18431856 18530952 19583847 19621008 20735838 20847321 22527824 22742532 23935813 25343802 26111796 27647784 27796428 29431512 30323376 33791736 34815728 37061904 38015703 39167694 41471676 41694642 45485064 47871626 50687604 52223592 55295568 55592856 58751541 58863024 62541963 67583472 71807439 76031406 78335388 82943352 83389284 90970128 95743252 101375208 104447184 111185712 114047109 117503082 125083926 143614878 152062812 156670776 165886704 166778568 176254623 191486504 202750416 215422317 228094218 235006164 250167852 287229756 304125624 313341552 333557136 352509246 382973008 430844634 456188436 470012328 500335704 574459512 608251248 646266951 705018492 861689268 912376872 940024656 1000671408 1148919024 1292533902 1410036984 1723378536 1824753744 1938800853 2585067804 2820073968 3446757072 3877601706 5170135608 7755203412 10340271216 15510406824 31020813648
• Sum of all divisors σ(n): 107078146560
• Sum of proper divisors (its aliquot sum) s(n): 76057332912
• 31020813648 is an abundant number, because the sum of its proper divisors (76057332912) is greater than itself. Its abundance is 45036519264

Bases of 31020813648

• Binary: 11100111000111111000000110101010000₂
• Hexadecimal: 0x738FC0D50
• Base-36: E90ZP00

Squares and roots of 31020813648

• 31020813648 squared (31020813648²) is 962290879383943067904
• 31020813648 cubed (31020813648³) is 29851046044539342952891393953792
• The square root of 31020813648 is 176127.2654872039
• The cube root of 31020813648 is 3142.0835444727

Scales and comparisons

• 31,020,813,648 seconds is equal to 986 years, 19 weeks, 4 hours, 40 minutes, 48 seconds.
• To count from 1 to 31,020,813,648 would take you about one thousand, nine hundred seventy-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 31020813648 cubic inches would be around 261.8 feet tall.

Recreational maths with 31020813648

• 31020813648 backwards is 84631802013
• 31020813648 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31020813648's digits is 36
• More coming soon!