31643663142

Names of 31643663142

• Cardinal: 31643663142 can be written as Thirty-one billion, six hundred forty-three million, six hundred sixty-three thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 3.1643663142 × 10¹⁰

Factors of 31643663142

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 791

Divisors of 31643663142

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 29 39 41 42 58 78 79 82 87 91 123 158 174 182 203 237 246 273 287 377 406 474 533 546 553 574 609 617 754 861 1027 1066 1106 1131 1189 1218 1234 1599 1659 1722 1851 2054 2262 2291 2378 2639 3081 3198 3239 3318 3567 3702 3731 4319 4582 5278 6162 6478 6873 7134 7189 7462 7917 8021 8323 8638 9717 11193 12957 13746 14378 15457 15834 16037 16042 16646 17893 19434 21567 22386 22673 24063 24969 25297 25914 29783 30914 32074 35786 42107 43134 45346 46371 48111 48126 48743 49938 50594 53679 56147 59566 68019 75891 84214 89349 92742 93931 96222 97486 107358 108199 112294 125251 126321 136038 146229 151782 168441 177079 178698 187862 208481 216398 232609 250502 252642 281793 292458 294749 324597 328861 336882 341201 354158 375753 416962 465218 531237 563586 589498 625443 633659 649194 657517 657722 682402 697827 733613 751506 884247 986583 1023603 1062474 1221103 1250886 1267318 1315034 1395654 1413547 1467226 1628263 1768494 1900977 1972551 1973166 1998463 2047206 2200839 2302027 2442206 2827094 3256526 3663309 3801954 3945102 3996926 4240641 4401678 4435613 4604054 4884789 5135291 5995389 6906081 7326618 8481282 8547721 8871226 9536969 9769578 9894829 10270582 11990778 13306839 13812162 13989241 15405873 17095442 18376111 19073938 19789658 25643163 25980019 26613678 27978482 28610907 29684487 30811746 36752222 41967723 51286326 51960038 55128333 57221814 57955427 59368974 66758783 77940057 83935446 110256666 115910854 128632777 133517566 155880114 173866281 181860133 200276349 257265554 347732562 363720266 385898331 400552698 405687989 545580399 753420551 771796662 811375978 1091160798 1217063967 1506841102 2260261653 2434127934 4520523306 5273943857 10547887714 15821831571 31643663142
• Sum of all divisors σ(n): 83723673600
• Sum of proper divisors (its aliquot sum) s(n): 52080010458
• 31643663142 is an abundant number, because the sum of its proper divisors (52080010458) is greater than itself. Its abundance is 20436347316

Bases of 31643663142

• Binary: 11101011110000110111111101100100110₂
• Hexadecimal: 0x75E1BFB26
• Base-36: EJBTIQU

Squares and roots of 31643663142

• 31643663142 squared (31643663142²) is 1001321417044369312164
• 31643663142 cubed (31643663142³) is 31685477617822119781959859059288
• The square root of 31643663142 is 177886.6581337679
• The cube root of 31643663142 is 3162.9737249533

Scales and comparisons

• 31,643,663,142 seconds is equal to 1,006 years, 8 weeks, 6 days, 2 hours, 25 minutes, 42 seconds.
• To count from 1 to 31,643,663,142 would take you about two thousand and twelve 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 31643663142 cubic inches would be around 263.6 feet tall.

Recreational maths with 31643663142

• 31643663142 backwards is 24136634613
• 31643663142 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31643663142's digits is 39
• More coming soon!