90421942520

Names of 90421942520

• Cardinal: 90421942520 can be written as Ninety billion, four hundred twenty-one million, nine hundred forty-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 9.042194252 × 10¹⁰

Factors of 90421942520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2889

Divisors of 90421942520

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 130 140 169 182 260 280 338 364 455 520 676 728 845 910 1061 1183 1352 1690 1801 1820 2122 2366 3380 3602 3640 4244 4732 5305 5915 6760 7204 7427 8488 9005 9464 10610 11830 12607 13793 14408 14854 18010 21220 23413 23660 25214 27586 29708 36020 37135 42440 46826 47320 50428 55172 59416 63035 68965 72040 74270 93652 96551 100856 110344 117065 126070 137930 148540 163891 179309 187304 193102 234130 252140 275860 297080 304369 327782 358618 386204 468260 482755 504280 551720 608738 655564 717236 772408 819455 896545 936520 965510 1217476 1255163 1311128 1434472 1521845 1638910 1793090 1910861 1931020 2130583 2434952 2510326 3043690 3277820 3586180 3821722 3862040 4261166 5020652 6087380 6275815 6555640 7172360 7643444 8522332 9554305 10041304 10652915 12174760 12551630 13376027 15286888 17044664 19108610 21305830 24841193 25103260 26752054 38217220 42611660 49682386 50206520 53504108 66880135 76434440 85223320 99364772 107008216 124205965 133760270 173888351 198729544 248411930 267520540 322935509 347776702 496823860 535041080 645871018 695553404 869441755 993647720 1291742036 1391106808 1614677545 1738883510 2260548563 2583484072 3229355090 3477767020 4521097126 6458710180 6955534040 9042194252 11302742815 12917420360 18084388504 22605485630 45210971260 90421942520
• Sum of all divisors σ(n): 252152274240
• Sum of proper divisors (its aliquot sum) s(n): 161730331720
• 90421942520 is an abundant number, because the sum of its proper divisors (161730331720) is greater than itself. Its abundance is 71308389200

Bases of 90421942520

• Binary: 1010100001101100100010101100011111000₂
• Hexadecimal: 0x150D9158F8
• Base-36: 15JEW1DK

Squares and roots of 90421942520

• 90421942520 squared (90421942520²) is 8176127689090183950400
• 90421942520 cubed (90421942520³) is 739301347939093044259295331008000
• The square root of 90421942520 is 300702.4152214279
• The cube root of 90421942520 is 4488.3971461417

Scales and comparisons

• 90,421,942,520 seconds is equal to 2,875 years, 7 weeks, 1 day, 6 hours, 15 minutes, 20 seconds.
• To count from 1 to 90,421,942,520 would take you about five thousand, seven hundred fifty 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 90421942520 cubic inches would be around 374 feet tall.

Recreational maths with 90421942520

• 90421942520 backwards is 02524912409
• The number of decimal digits it has is: 11
• The sum of 90421942520's digits is 38
• More coming soon!