399342022020

Names of 399342022020

• Cardinal: 399342022020 can be written as Three hundred ninety-nine billion, three hundred forty-two million, twenty-two thousand and twenty.

Scientific notation

• Scientific notation: 3.9934202202 × 10¹¹

Factors of 399342022020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 56040

Divisors of 399342022020

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 270 324 405 540 810 1620 4813 9626 14439 19252 24065 28878 43317 48130 51217 57756 72195 86634 96260 102434 129951 144390 153651 173268 204868 216585 256085 259902 288780 307302 389853 433170 460953 512170 519804 614604 649755 768255 779706 866340 921906 1024340 1299510 1382859 1536510 1559412 1843812 1949265 2304765 2599020 2765718 3073020 3898530 4148577 4609530 5531436 6914295 7797060 8297154 9219060 13828590 16594308 20742885 27657180 41485770 82971540 246507421 493014842 739522263 986029684 1232537105 1479044526 2218566789 2465074210 2958089052 3697611315 4437133578 4930148420 6655700367 7395222630 8874267156 11092833945 13311400734 14790445260 19967101101 22185667890 26622801468 33278501835 39934202202 44371335780 66557003670 79868404404 99835505505 133114007340 199671011010 399342022020
• Sum of all divisors σ(n): 1253035463064
• Sum of proper divisors (its aliquot sum) s(n): 853693441044
• 399342022020 is an abundant number, because the sum of its proper divisors (853693441044) is greater than itself. Its abundance is 454351419024

Bases of 399342022020

• Binary: 101110011111010101000111010110110000100₂
• Hexadecimal: 0x5CFAA3AD84
• Base-36: 53GDXG90

Squares and roots of 399342022020

• 399342022020 squared (399342022020²) is 159474050551022164880400
• 399342022020 cubed (399342022020³) is 63684689806764886501176767466408000
• The square root of 399342022020 is 631935.1406750537
• The cube root of 399342022020 is 7364.0207607113

Scales and comparisons

• 399,342,022,020 seconds is equal to 12,697 years, 43 weeks, 5 days, 3 hours, 27 minutes.
• To count from 1 to 399,342,022,020 would take you about twenty-five thousand, three hundred ninety-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 399342022020 cubic inches would be around 613.7 feet tall.

Recreational maths with 399342022020

• 399342022020 backwards is 020220243993
• 399342022020 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 399342022020's digits is 36
• More coming soon!