399424144325420086929

Names of 399424144325420086929

• Cardinal: 399424144325420086929 can be written as Three hundred ninety-nine quintillion, four hundred twenty-four quadrillion, one hundred forty-four trillion, three hundred twenty-five billion, four hundred twenty million, eighty-six thousand, nine hundred twenty-nine.

Scientific notation

• Scientific notation: 3.99424144325420086929 × 10²⁰

Factors of 399424144325420086929

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1989

Divisors of 399424144325420086929

• Number of divisors d(n): 117
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 441 567 729 1323 1701 1979 2187 3969 5103 5937 6561 11907 13853 15309 17811 19683 35721 41559 45927 53433 59049 96971 107163 124677 137781 160299 177147 290913 321489 374031 413343 480897 531441 872739 964467 1122093 1240029 1442691 2618217 2893401 3366279 3720087 3916441 4328073 7854651 8680203 10098837 11749323 12984219 23563953 26040609 27415087 30296511 35247969 38952657 70691859 82245261 90889533 105743907 116857971 191905609 212075577 246735783 272668599 317231721 350573913 575716827 636226731 740207349 818005797 951695163 1051721739 1727150481 1908680193 2220622047 2454017391 2855085489 5181451443 5726040579 6661866141 7362052173 8565256467 15544354329 17178121737 19985598423 25695769401 46633062987 51534365211 59956795269 77087308203 139899188961 179870385807 231261924609 419697566883 539611157421 693785773827 1259092700649 1618833472263 2081357321481 3777278101947 4856500416789 11331834305841 14569501250367 33995502917523 101986508752569
• Sum of all divisors σ(n): 399424220384818292877
• Sum of proper divisors (its aliquot sum) s(n): 76059398205948
• 399424144325420086929 is a deficient number, because the sum of its proper divisors (76059398205948) is less than itself. Its deficiency is 399424068266021880981

Bases of 399424144325420086929

• Binary: 101011010011100011111100111110000011000101111000001010111011010010001₂
• Hexadecimal: 0x15A71F9F062F057691
• Base-36: 2CAMY28YAEXW29

Squares and roots of 399424144325420086929

• 399424144325420086929 squared (399424144325420086929²) is 159539647070094015429941060528877916651041
• 399424144325420086929 cubed (399424144325420086929³) is 63723987016951815930798974729613336365499300485314178778343089
• 399424144325420086929 is a perfect square number. Its square root is 19985598423
• The cube root of 399424144325420086929 is 7364525.5150982677

Scales and comparisons

• 399,424,144,325,420,086,929 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 399,424,144,325,420,086,929 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 399424144325420086929 cubic inches would be around 613710.5 feet tall.

Recreational maths with 399424144325420086929

• 399424144325420086929 backwards is 929680024523441424993
• The number of decimal digits it has is: 21
• The sum of 399424144325420086929's digits is 90
• More coming soon!