31381318164

Names of 31381318164

• Cardinal: 31381318164 can be written as Thirty-one billion, three hundred eighty-one million, three hundred eighteen thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 3.1381318164 × 10¹⁰

Factors of 31381318164

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 839

Divisors of 31381318164

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 12 14 17 21 28 34 41 42 51 68 82 84 102 119 123 164 204 238 246 287 289 357 476 492 574 578 697 714 769 861 867 1148 1156 1394 1428 1538 1681 1722 1734 2023 2091 2307 2788 3076 3362 3444 3468 4046 4182 4614 4879 5043 5383 6069 6724 8092 8364 9228 9758 10086 10766 11767 11849 12138 13073 14637 16149 19516 20172 21532 23534 23698 24276 26146 28577 29274 31529 32298 35301 35547 39219 47068 47396 52292 57154 58548 63058 64596 70602 71094 78438 82943 85731 91511 94587 114308 126116 141204 142188 156876 165886 171462 183022 189174 200039 220703 222241 248829 274533 331772 342924 366044 378348 400078 441406 444482 485809 497658 535993 549066 600117 662109 666723 800156 882812 888964 971618 995316 1071986 1098132 1200234 1292689 1324218 1333446 1457427 1555687 1607979 1943236 2143972 2400468 2585378 2648436 2666892 2914854 3111374 3215958 3400663 3751951 3878067 4667061 5170756 5829708 6222748 6431916 6801326 7503902 7756134 9048823 9111881 9334122 10201989 11255853 13602652 15007804 15512268 18097646 18223762 18668244 20403978 21975713 22511706 27146469 27335643 36195292 36447524 40807956 43951426 45023412 54292938 54671286 63783167 65927139 87902852 108585876 109342572 127566334 131854278 153829991 191349501 255132668 263708556 307659982 373587121 382699002 461489973 615319964 747174242 765398004 922979946 1120761363 1494348484 1845959892 2241522726 2615109847 4483045452 5230219694 7845329541 10460439388 15690659082 31381318164
• Sum of all divisors σ(n): 91235193280
• Sum of proper divisors (its aliquot sum) s(n): 59853875116
• 31381318164 is an abundant number, because the sum of its proper divisors (59853875116) is greater than itself. Its abundance is 28472556952

Bases of 31381318164

• Binary: 11101001110011110001110101000010100₂
• Hexadecimal: 0x74E78EA14
• Base-36: EEZMK2C

Squares and roots of 31381318164

• 31381318164 squared (31381318164²) is 984787129710196330896
• 31381318164 cubed (31381318164³) is 30903918241248008174752799194944
• The square root of 31381318164 is 177147.7297737681
• The cube root of 31381318164 is 3154.2084729387

Scales and comparisons

• 31,381,318,164 seconds is equal to 997 years, 43 weeks, 16 hours, 49 minutes, 24 seconds.
• To count from 1 to 31,381,318,164 would take you about one thousand, nine hundred ninety-five 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 31381318164 cubic inches would be around 262.9 feet tall.

Recreational maths with 31381318164

• 31381318164 backwards is 46181318313
• The number of decimal digits it has is: 11
• The sum of 31381318164's digits is 39
• More coming soon!