642321406272

Names of 642321406272

• Cardinal: 642321406272 can be written as Six hundred forty-two billion, three hundred twenty-one million, four hundred six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 6.42321406272 × 10¹¹

Factors of 642321406272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 228389

Divisors of 642321406272

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 23 24 26 28 32 39 42 46 48 49 52 56 64 69 78 84 91 92 96 98 104 112 138 147 156 161 168 182 184 192 196 208 224 273 276 294 299 312 322 336 364 368 392 416 448 483 546 552 588 598 624 637 644 672 728 736 784 832 897 966 1092 1104 1127 1176 1196 1248 1274 1288 1344 1456 1472 1568 1794 1911 1932 2093 2184 2208 2254 2352 2392 2496 2548 2576 2912 3136 3381 3588 3822 3864 4186 4368 4416 4508 4704 4784 5096 5152 5824 6279 6762 7176 7644 7728 8372 8736 9016 9408 9568 10192 10304 12558 13524 14352 14651 15288 15456 16744 17472 18032 19136 20384 25116 27048 28704 29302 30576 30912 33488 36064 40768 43953 50232 54096 57408 58604 61152 66976 72128 87906 100464 108192 117208 122304 133952 175812 200928 216384 228341 234416 351624 401856 456682 468832 685023 703248 913364 937664 1370046 1406496 1598387 1826728 2740092 2812992 2968433 3196774 3653456 4795161 5251843 5480184 5936866 6393548 7306912 8905299 9590322 10503686 10960368 11188709 11873732 12787096 14613824 15755529 17810598 19180644 20779031 21007372 21920736 22377418 23747464 25574192 31511058 33566127 35621196 36762901 38361288 41558062 42014744 43841472 44754836 47494928 51148384 62337093 63022116 67132254 68273959 71242392 73525802 76722576 83116124 84029488 89509672 94989856 102296768 110288703 124674186 126044232 134264508 136547918 142484784 145453217 147051604 153445152 166232248 168058976 179019344 189979712 204821877 220577406 249348372 252088464 257340307 268529016 273095836 284969568 290906434 294103208 306890304 332464496 336117952 358038688 409643754 436359651 441154812 477917713 498696744 504176928 514680614 537058032 546191672 569939136 581812868 588206416 664928992 716077376 772020921 819287508 872719302 882309624 955835426 997393488 1008353856 1029361228 1074116064 1092383344 1163625736 1176412832 1329857984 1433753139 1544041842 1638575016 1745438604 1764619248 1911670852 1994786976 2058722456 2148232128 2184766688 2327251472 2352825664 2867506278 3088083684 3277150032 3345423991 3490877208 3529238496 3823341704 3989573952 4117444912 4369533376 4654502944 5735012556 6176167368 6554300064 6690847982 6981754416 7058476992 7646683408 8234889824 9309005888 10036271973 11470025112 12352334736 13108600128 13381695964 13963508832 15293366816 16469779648 20072543946 22940050224 24704669472 26763391928 27927017664 30586733632 40145087892 45880100448 49409338944 53526783856 80290175784 91760200896 107053567712 160580351568 214107135424 321160703136 642321406272
• Sum of all divisors σ(n): 2221588639872
• Sum of proper divisors (its aliquot sum) s(n): 1579267233600
• 642321406272 is an abundant number, because the sum of its proper divisors (1579267233600) is greater than itself. Its abundance is 936945827328

Bases of 642321406272

• Binary: 1001010110001101010101101101100101000000₂
• Hexadecimal: 0x958D56D940
• Base-36: 872TKX1C

Squares and roots of 642321406272

• 642321406272 squared (642321406272²) is 412576788955239680937984
• 642321406272 cubed (642321406272³) is 265006903276915709522902474900635648
• The square root of 642321406272 is 801449.5656446511
• The cube root of 642321406272 is 8628.1456006177

Scales and comparisons

• 642,321,406,272 seconds is equal to 20,423 years, 43 weeks, 2 days, 12 hours, 51 minutes, 12 seconds.
• To count from 1 to 642,321,406,272 would take you about forty thousand, eight hundred forty-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 642321406272 cubic inches would be around 719 feet tall.

Recreational maths with 642321406272

• 642321406272 backwards is 272604123246
• 642321406272 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642321406272's digits is 39
• More coming soon!