402994143387

Names of 402994143387

• Cardinal: 402994143387 can be written as Four hundred two billion, nine hundred ninety-four million, one hundred forty-three thousand, three hundred eighty-seven.

Scientific notation

• Scientific notation: 4.02994143387 × 10¹¹

Factors of 402994143387

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 281

Divisors of 402994143387

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 9 11 19 31 33 57 61 67 89 93 99 171 183 201 209 267 279 341 361 549 589 603 627 671 737 801 979 1023 1083 1159 1273 1691 1767 1881 1891 2013 2077 2211 2759 2937 3069 3249 3477 3819 3971 4087 5073 5301 5429 5673 5963 6039 6231 6479 6633 8277 8811 10431 11191 11457 11913 12261 12749 14003 15219 16287 17019 17889 18601 18693 19437 20801 22021 22847 24187 24831 30349 32129 33573 35739 35929 36783 38247 39463 42009 44957 48861 52421 53667 55803 58311 59719 62403 65593 66063 68541 72561 77653 91047 96387 100719 103151 107787 113297 114741 118389 123101 126027 126697 134871 157263 167409 168299 179157 184853 187209 196779 198189 205623 217683 232959 242231 266057 273141 289161 309453 323361 339891 353419 355167 363743 369303 380091 395219 404613 434093 471789 504897 537471 554559 576631 590337 682651 698877 726693 749797 798171 854183 928359 995999 1019673 1060257 1091229 1107909 1134661 1140273 1185657 1246267 1302279 1393667 1475407 1514691 1663677 1729893 1851289 1959869 2033383 2047953 2152643 2180079 2249391 2394513 2407243 2562549 2987997 3180771 3197681 3273687 3403983 3512207 3556971 3738801 3906837 4001173 4181001 4426221 5189679 5553867 5879607 6100149 6143859 6457929 6748173 6911117 7221729 7509161 7687647 8247767 8963991 9593043 10211949 10536621 10955989 11216403 11276033 12003519 12543003 13278663 16229477 16661601 17638821 18300447 19373787 20733351 21558559 21665187 22527483 23679073 24743301 26479673 28779129 31609863 32867967 33828099 35174491 36010557 38634277 45737617 48688431 60755939 62200053 64675677 66731933 67582449 71037219 74229903 76022287 79439019 98603901 101484297 105523473 115902831 124036363 131311223 137212851 146065293 182267817 194027031 200195799 213111657 214244627 228066861 238317057 316570419 347708493 372109089 393933669 411638553 503113787 546803451 600587397 642733881 668315329 684200583 734051263 1116327267 1181801007 1444423453 1509341361 1928201643 2004945987 2202153789 2356690897 4070647913 4333270359 4528024083 6014837961 6606461367 7070072691 12211943739 12999811077 21210218073 36635831217 44777127043 134331381129 402994143387
• Sum of all divisors σ(n): 721676666880
• Sum of proper divisors (its aliquot sum) s(n): 318682523493
• 402994143387 is a deficient number, because the sum of its proper divisors (318682523493) is less than itself. Its deficiency is 84311619894

Bases of 402994143387

• Binary: 101110111010100010100101010000010011011₂
• Hexadecimal: 0x5DD452A09B
• Base-36: 554SB34R

Squares and roots of 402994143387

• 402994143387 squared (402994143387²) is 162404279604221915831769
• 402994143387 cubed (402994143387³) is 65447973541486246359275761755861603
• The square root of 402994143387 is 634818.1971139453
• The cube root of 402994143387 is 7386.4015139013

Scales and comparisons

• 402,994,143,387 seconds is equal to 12,813 years, 50 weeks, 2 days, 1 hour, 36 minutes, 27 seconds.
• To count from 1 to 402,994,143,387 would take you about twenty-five thousand, six hundred twenty-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 402994143387 cubic inches would be around 615.5 feet tall.

Recreational maths with 402994143387

• 402994143387 backwards is 783341499204
• The number of decimal digits it has is: 12
• The sum of 402994143387's digits is 54
• More coming soon!