31408391947808

Names of 31408391947808

• Cardinal: 31408391947808 can be written as Thirty-one trillion, four hundred eight billion, three hundred ninety-one million, nine hundred forty-seven thousand, eight hundred eight.

Scientific notation

• Scientific notation: 3.1408391947808 × 10¹³

Factors of 31408391947808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 353

Divisors of 31408391947808

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 8 16 32 47 94 107 188 197 214 376 394 428 752 788 856 1504 1576 1712 2209 3152 3424 4418 5029 6304 8836 9259 10058 11449 17672 18518 20116 21079 22898 35344 37036 38809 40232 42158 45796 70688 74072 77618 80464 84316 91592 148144 155236 160928 168632 183184 236363 296288 310472 337264 366368 435173 472726 538103 620944 674528 870346 945452 990713 1076206 1241888 1740692 1824023 1890904 1981426 2152412 2255453 3481384 3648046 3781808 3962852 4152563 4304824 4510906 6962768 7296092 7563616 7925704 8305126 8609648 9021812 13925536 14592184 15851408 16610252 17219296 18043624 25290841 29184368 31702816 33220504 36087248 46563511 50581682 58368736 66441008 72174496 85729081 93127022 101163364 106006291 132882016 171458162 186254044 195170461 202326728 212012582 342916324 372508088 390340922 404653456 424025164 444324241 685832648 745016176 780681844 809306912 848050328 888648482 1371665296 1490032352 1561363688 1696100656 1777296964 2743330592 3122727376 3392201312 3554593928 4982295677 6245454752 7109187856 9173011667 9964591354 14218375712 18346023334 19929182708 20883239327 36692046668 39858365416 41766478654 73384093336 79716730832 83532957308 146768186672 159433461664 167065914616 293536373344 334131829232 668263658464 981512248369 1963024496738 3926048993476 7852097986952 15704195973904 31408391947808
• Sum of all divisors σ(n): 64100257202709
• Sum of proper divisors (its aliquot sum) s(n): 32691865254901
• 31408391947808 is an abundant number, because the sum of its proper divisors (32691865254901) is greater than itself. Its abundance is 1283473307093

Bases of 31408391947808

• Binary: 111001001000011010110000010111000011000100000₂
• Hexadecimal: 0x1C90D60B8620
• Base-36: B4STDMI3K

Squares and roots of 31408391947808

• 31408391947808 squared (31408391947808²) is 986487084747130412196004864
• 31408391947808 cubed (31408391947808³) is 30983973009188358934251471129084802138112
• The square root of 31408391947808 is 5604319.0440773447
• The cube root of 31408391947808 is 31551.1529496825

Scales and comparisons

• 31,408,391,947,808 seconds is equal to 998,689 years, 36 weeks, 6 days, 22 hours, 50 minutes, 8 seconds.
• To count from 1 to 31,408,391,947,808 would take you about two million, four hundred ninety-six thousand, seven hundred twenty-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 31408391947808 cubic inches would be around 2629.3 feet tall.

Recreational maths with 31408391947808

• 31408391947808 backwards is 80874919380413
• The number of decimal digits it has is: 14
• The sum of 31408391947808's digits is 65
• More coming soon!