31421969213402456

Names of 31421969213402456

• Cardinal: 31421969213402456 can be written as Thirty-one quadrillion, four hundred twenty-one trillion, nine hundred sixty-nine billion, two hundred thirteen million, four hundred two thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 3.1421969213402456 × 10¹⁶

Factors of 31421969213402456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1243

Divisors of 31421969213402456

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 13 26 41 52 82 104 164 169 328 338 533 676 1066 1187 1352 1681 2132 2197 2374 3362 4264 4394 4748 6724 6929 8788 9496 13448 13858 15431 17576 21853 27716 28561 30862 43706 48667 55432 57122 61724 68921 87412 90077 97334 114244 123448 137842 174824 180154 194668 200603 228488 275684 284089 360308 389336 401206 551368 568178 632671 720616 802412 895973 1136356 1171001 1265342 1604824 1791946 1995347 2272712 2342002 2530684 2607839 2825761 3583892 3693157 3990694 4684004 5061368 5215678 5651522 7167784 7386314 7981388 8224723 9368008 10431356 11303044 11647649 14772628 15962776 16449446 20862712 22606088 23295298 25939511 29545256 32898892 33901907 36734893 46590596 48011041 51879022 65797784 67803814 73469786 81809227 93181192 96022082 103758044 106921399 115856201 135607628 146939572 151419437 163618454 192044164 207516088 213842798 231712402 271215256 293879144 302838874 327236908 337213643 384088328 427685596 463424804 477553609 605677748 654473816 674427286 855371192 926849608 955107218 1063519951 1211355496 1348854572 1389978187 1506130613 1910214436 1968452681 2127039902 2697709144 2779956374 3012261226 3354178307 3820428872 3936905362 4254079804 4383777359 5559912748 6024522452 6208196917 6708356614 7873810724 8508159608 8767554718 11119825496 12049044904 12416393834 13416713228 13825759363 15747621448 17535109436 19579697969 24832787668 26833426456 27651518726 35070218872 39159395938 43604317991 49665575336 55303037452 56989105667 78318791876 80706559921 87208635982 110606074904 113978211334 137521310587 156637583752 161413119842 174417271964 179734871719 227956422668 254536073597 275042621174 322826239684 348834543928 359469743438 455912845336 509072147194 550085242348 566856133883 645652479368 718939486876 1018144294388 1100170484696 1133712267766 1437878973752 1787777037631 2036288588776 2267424535532 2336553332347 3308968956761 3575554075262 4534849071064 4673106664694 6617937913522 7151108150524 7369129740479 9346213329388 13235875827044 14302216301048 14738259480958 18692426658776 23241101489203 26471751654088 29476518961916 46482202978406 58953037923832 92964405956812 95798686626227 185928811913624 191597373252454 302134319359639 383194746504908 604268638719278 766389493009816 1208537277438556 2417074554877112 3927746151675307 7855492303350614 15710984606701228 31421969213402456
• Sum of all divisors σ(n): 65476460491623720
• Sum of proper divisors (its aliquot sum) s(n): 34054491278221264
• 31421969213402456 is an abundant number, because the sum of its proper divisors (34054491278221264) is greater than itself. Its abundance is 2632522064818808

Bases of 31421969213402456

• Binary: 1101111101000100001110101010001000110111010110101011000₂
• Hexadecimal: 0x6FA21D511BAD58
• Base-36: 8LE5PDMGFO8

Squares and roots of 31421969213402456

• 31421969213402456 squared (31421969213402456²) is 987340149248011759452336226831936
• 31421969213402456 cubed (31421969213402456³) is 31024171772827211574079028481099826945692241634816
• The square root of 31421969213402456 is 177262430.3494749447
• The cube root of 31421969213402456 is 315556.9862091859

Scales and comparisons

• 31,421,969,213,402,456 seconds is equal to 999,121,426 years, 23 weeks, 4 days, 4 hours, 40 minutes, 56 seconds.
• To count from 1 to 31,421,969,213,402,456 would take you about two billion, nine hundred ninety-seven million, three hundred sixty-four thousand, two hundred seventy-nine 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 31421969213402456 cubic inches would be around 26296.4 feet tall.

Recreational maths with 31421969213402456

• 31421969213402456 backwards is 65420431296912413
• The number of decimal digits it has is: 17
• The sum of 31421969213402456's digits is 62
• More coming soon!