402642007160820

Names of 402642007160820

• Cardinal: 402642007160820 can be written as Four hundred two trillion, six hundred forty-two billion, seven million, one hundred sixty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.0264200716082 × 10¹⁴

Factors of 402642007160820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 23382230439

Divisors of 402642007160820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 41 42 60 70 82 84 105 123 140 164 205 210 246 287 410 420 492 574 615 820 861 1148 1230 1435 1722 2460 2870 3444 4305 5740 8610 17220 23382230381 46764460762 70146691143 93528921524 116911151905 140293382286 163675612667 233822303810 280586764572 327351225334 350733455715 467644607620 491026838001 654702450668 701466911430 818378063335 958671445621 982053676002 1402933822860 1636756126670 1917342891242 1964107352004 2455134190005 2876014336863 3273512253340 3834685782484 4793357228105 4910268380010 5752028673726 6710700119347 9586714456210 9820536760020 11504057347452 13421400238694 14380071684315 19173428912420 20132100358041 26842800477388 28760143368630 33553500596735 40264200716082 57520286737260 67107001193470 80528401432164 100660501790205 134214002386940 201321003580410 402642007160820
• Sum of all divisors σ(n): 1319880140603136
• Sum of proper divisors (its aliquot sum) s(n): 917238133442316
• 402642007160820 is an abundant number, because the sum of its proper divisors (917238133442316) is greater than itself. Its abundance is 514596126281496

Bases of 402642007160820

• Binary: 1011011100011001101100101110011101111011111110100₂
• Hexadecimal: 0x16E3365CEF7F4
• Base-36: 3YQ36N5KVO

Squares and roots of 402642007160820

• 402642007160820 squared (402642007160820²) is 162120585930493824157343072400
• 402642007160820 cubed (402642007160820³) is 65276558121142228489159715259666219703368000
• The square root of 402642007160820 is 20065941.4720770079
• The cube root of 402642007160820 is 73842.4947475887

Scales and comparisons

• 402,642,007,160,820 seconds is equal to 12,802,770 years, 19 weeks, 3 days, 5 hours, 7 minutes.
• To count from 1 to 402,642,007,160,820 would take you about thirty-two million, six thousand, nine hundred twenty-five 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 402642007160820 cubic inches would be around 6153.5 feet tall.

Recreational maths with 402642007160820

• 402642007160820 backwards is 028061700246204
• 402642007160820 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 402642007160820's digits is 42
• More coming soon!