421499946725

Names of 421499946725

• Cardinal: 421499946725 can be written as Four hundred twenty-one billion, four hundred ninety-nine million, nine hundred forty-six thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 4.21499946725 × 10¹¹

Factors of 421499946725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 292621

Divisors of 421499946725

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 11 13 25 31 55 65 143 155 169 275 325 341 403 715 775 845 1705 1859 2015 3575 4225 4433 5239 8525 9295 10075 22165 26195 46475 57629 110825 130975 288145 292561 1440725 1462805 3218171 3803293 7314025 9069391 16090855 19016465 41836223 45346955 49442809 80454275 95082325 99763301 117902083 209181115 226734775 247214045 498816505 543870899 589510415 1045905575 1236070225 1296922913 1532727079 2494082525 2719354495 2947552075 6484614565 7663635395 13596772475 16859997869 32423072825 38318176975 84299989345 421499946725
• Sum of all divisors σ(n): 637326422784
• Sum of proper divisors (its aliquot sum) s(n): 215826476059
• 421499946725 is a deficient number, because the sum of its proper divisors (215826476059) is less than itself. Its deficiency is 205673470666

Bases of 421499946725

• Binary: 110001000100011010110101100011011100101₂
• Hexadecimal: 0x62235AC6E5
• Base-36: 5DMU6ODH

Squares and roots of 421499946725

• 421499946725 squared (421499946725²) is 177662205089177838225625
• 421499946725 cubed (421499946725³) is 74884609980134482686151606029828125
• The square root of 421499946725 is 649230.2724958225
• The cube root of 421499946725 is 7497.7768031253

Scales and comparisons

• 421,499,946,725 seconds is equal to 13,402 years, 20 weeks, 3 days, 14 hours, 32 minutes, 5 seconds.
• To count from 1 to 421,499,946,725 would take you about twenty-six thousand, eight hundred four 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 421499946725 cubic inches would be around 624.8 feet tall.

Recreational maths with 421499946725

• 421499946725 backwards is 527649994124
• The number of decimal digits it has is: 12
• The sum of 421499946725's digits is 62
• More coming soon!