840949690464668

Names of 840949690464668

• Cardinal: 840949690464668 can be written as Eight hundred forty trillion, nine hundred forty-nine billion, six hundred ninety million, four hundred sixty-four thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 8.40949690464668 × 10¹⁴

Factors of 840949690464668

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2798

Divisors of 840949690464668

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 31 62 79 124 158 191 316 382 431 764 862 883 1181 1724 1766 2362 2449 3532 4724 4898 5921 9796 11842 13361 15089 23684 26722 27373 30178 34049 36611 53444 54746 60356 68098 69757 73222 82321 93299 109492 136196 139514 146444 164642 168653 186598 225571 279028 329284 337306 373196 380573 451142 467759 509011 674612 761146 902284 935518 1018022 1042823 1055519 1522292 1871036 2036044 2085646 2111038 2162467 2551951 2892269 4171292 4222076 4324934 5103902 5228243 5784538 6503359 6992701 8649868 10207804 10456486 11569076 11797763 13006718 13323587 13985402 15779341 17820109 20912972 23595526 26013436 26647174 27970804 30065267 31558682 32327513 35640218 40211869 47191052 53294348 60130534 63117364 64655026 71280436 72689443 80423738 82383017 97221101 120261068 129310052 145378886 160847476 164766034 194442202 199179193 201604129 290757772 329532068 388884404 398358386 403208258 413031197 449456713 552423379 796716772 806416516 826062394 898913426 932023277 1104846758 1246567939 1652124788 1797826852 1864046554 2209693516 2253372733 2493135878 2553873527 3013854131 3728093108 4506745466 4986271756 5107747054 5742465997 6027708262 6174554983 7680466979 9013490932 10215494108 11484931994 12055416524 12349109966 13933158103 15360933958 15735156247 22969863988 24698219932 27866316206 30721867916 31470312494 35507080327 55732632412 62940624988 71014160654 85846232183 142028321308 171692464366 178016445907 238094476349 343384928732 356032891814 476188952698 487789843657 712065783628 952377905396 975579687314 1100719490137 1951159374628 2201438980274 2661233197673 4402877960548 5322466395346 6781852342457 10644932790692 13563704684914 27127409369828 210237422616167 420474845232334 840949690464668
• Sum of all divisors σ(n): 1553076049674240
• Sum of proper divisors (its aliquot sum) s(n): 712126359209572
• 840949690464668 is a deficient number, because the sum of its proper divisors (712126359209572) is less than itself. Its deficiency is 128823331255096

Bases of 840949690464668

• Binary: 10111111001101011011011011100100101111100110011100₂
• Hexadecimal: 0x2FCD6DB92F99C
• Base-36: 8A3AYD0WIK

Squares and roots of 840949690464668

• 840949690464668 squared (840949690464668²) is 707196381892620921321756350224
• 840949690464668 cubed (840949690464668³) is 594716578450332705454325771245142110305885632
• The square root of 840949690464668 is 28999132.5812457363
• The cube root of 840949690464668 is 94389.4245394889

Scales and comparisons

• 840,949,690,464,668 seconds is equal to 26,739,598 years, 48 weeks, 2 days, 11 minutes, 8 seconds.
• To count from 1 to 840,949,690,464,668 would take you about sixty-six million, eight hundred forty-eight thousand, nine hundred ninety-seven 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 840949690464668 cubic inches would be around 7865.8 feet tall.

Recreational maths with 840949690464668

• 840949690464668 backwards is 866464096949048
• The number of decimal digits it has is: 15
• The sum of 840949690464668's digits is 83
• More coming soon!