394427494845

Names of 394427494845

• Cardinal: 394427494845 can be written as Three hundred ninety-four billion, four hundred twenty-seven million, four hundred ninety-four thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 3.94427494845 × 10¹¹

Factors of 394427494845

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 450

Divisors of 394427494845

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 9 15 23 27 45 67 69 81 89 115 135 201 207 243 263 267 335 345 405 445 603 621 729 789 801 1005 1035 1215 1315 1335 1541 1809 1863 2047 2187 2367 2403 3015 3105 3645 3945 4005 4623 5427 5589 5963 6049 6141 7101 7209 7705 9045 9315 10235 10935 11835 12015 13869 16281 16767 17621 17889 18147 18423 21303 21627 23115 23407 27135 27945 29815 30245 30705 35505 36045 41607 48843 50301 52863 53667 54441 55269 63909 64881 69345 70221 81405 83835 88105 89445 90735 92115 106515 108135 117035 124821 137149 146529 158589 161001 163323 165807 191727 194643 208035 210663 244215 251505 264315 268335 272205 276345 319545 324405 351105 374463 405283 411447 475767 483003 489969 497421 538361 575181 624105 631989 685745 732645 792945 805005 816615 829035 958635 973215 1053315 1123389 1215849 1234341 1427301 1449009 1469907 1492263 1568269 1615083 1872315 1895967 2026415 2057235 2378835 2415015 2449845 2487105 2691805 2875905 3159945 3370167 3647547 3703023 4281903 4347027 4409721 4476789 4704807 4845249 5616945 5687901 6079245 6171705 7136505 7245045 7349535 7461315 7841345 8075415 9479835 10942641 11109069 12845709 13041081 13229163 14114421 14535747 16850835 17063703 18237735 18515115 21409515 21735135 22048605 22383945 23524035 24226245 28439505 32827923 33327207 36070187 38537127 42343263 43607241 51191109 54713205 55545345 64228545 65205405 66145815 70572105 72678735 85318515 98483769 99981621 108210561 127029789 130821723 164139615 166636035 180350935 192685635 211716315 218036205 255955545 295451307 299944863 324631683 381089367 392465169 492418845 499908105 541052805 635148945 654108615 886353921 973895049 1143268101 1177395507 1477256535 1499724315 1623158415 1905446835 1962325845 2921685147 3429804303 4431769605 4869475245 5716340505 5886977535 8765055441 14608425735 17149021515 26295166323 43825277205 78885498969 131475831615 394427494845
• Sum of all divisors σ(n): 763117977600
• Sum of proper divisors (its aliquot sum) s(n): 368690482755
• 394427494845 is a deficient number, because the sum of its proper divisors (368690482755) is less than itself. Its deficiency is 25737012090

Bases of 394427494845

• Binary: 101101111010101101101011111000110111101₂
• Hexadecimal: 0x5BD5B5F1BD
• Base-36: 5173Y2T9

Squares and roots of 394427494845

• 394427494845 squared (394427494845²) is 155573048689702501574025
• 394427494845 cubed (394427494845³) is 61362287860078567444172350073401125
• The square root of 394427494845 is 628034.6286989277
• The cube root of 394427494845 is 7333.6873935607

Scales and comparisons

• 394,427,494,845 seconds is equal to 12,541 years, 29 weeks, 6 days, 1 hour, 45 seconds.
• To count from 1 to 394,427,494,845 would take you about twenty-five thousand and eighty-three 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 394427494845 cubic inches would be around 611.1 feet tall.

Recreational maths with 394427494845

• 394427494845 backwards is 548494724493
• The number of decimal digits it has is: 12
• The sum of 394427494845's digits is 63
• More coming soon!