31208968396

Names of 31208968396

• Cardinal: 31208968396 can be written as Thirty-one billion, two hundred eight million, nine hundred sixty-eight thousand, three hundred ninety-six.

Scientific notation

• Scientific notation: 3.1208968396 × 10¹⁰

Factors of 31208968396

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 910

Divisors of 31208968396

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 19 29 31 38 58 62 76 116 124 361 551 589 722 829 841 899 1102 1178 1444 1658 1682 1798 2204 2356 3316 3364 3596 10469 11191 15751 15979 17081 20938 22382 24041 25699 26071 31502 31958 34162 41876 44764 48082 51398 52142 63004 63916 68324 96164 102796 104284 299269 303601 324539 456779 488281 495349 598538 607202 649078 697189 745271 913558 976562 990698 1197076 1214404 1298156 1394378 1490542 1827116 1953124 1981396 2788756 2981084 8678801 9277339 9411631 13246591 14160149 17357602 18554678 18823262 21612859 26493182 28320298 34715204 37109356 37646524 43225718 52986364 56640596 86451436 251685229 269042831 410644321 503370458 538085662 821288642 1006740916 1076171324 1642577284 7802242099 15604484198 31208968396
• Sum of all divisors σ(n): 61697737920
• Sum of proper divisors (its aliquot sum) s(n): 30488769524
• 31208968396 is a deficient number, because the sum of its proper divisors (30488769524) is less than itself. Its deficiency is 720198872

Bases of 31208968396

• Binary: 11101000100001100110001000011001100₂
• Hexadecimal: 0x7443310CC
• Base-36: EC50I4S

Squares and roots of 31208968396

• 31208968396 squared (31208968396²) is 973999708342526812816
• 31208968396 cubed (31208968396³) is 30397526115375136843957151763136
• The square root of 31208968396 is 176660.6022745309
• The cube root of 31208968396 is 3148.4234454259

Scales and comparisons

• 31,208,968,396 seconds is equal to 992 years, 18 weeks, 21 hours, 53 minutes, 16 seconds.
• To count from 1 to 31,208,968,396 would take you about one thousand, nine hundred eighty-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 31208968396 cubic inches would be around 262.4 feet tall.

Recreational maths with 31208968396

• 31208968396 backwards is 69386980213
• The number of decimal digits it has is: 11
• The sum of 31208968396's digits is 55
• More coming soon!