21418212375

Names of 21418212375

• Cardinal: 21418212375 can be written as Twenty-one billion, four hundred eighteen million, two hundred twelve thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 2.1418212375 × 10¹⁰

Factors of 21418212375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1915

Divisors of 21418212375

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 5 7 9 15 21 23 25 27 35 45 49 63 69 75 81 105 115 125 135 147 161 175 189 207 225 245 315 345 375 405 441 483 525 567 575 621 675 735 805 875 945 1035 1125 1127 1225 1323 1449 1575 1725 1863 1877 2025 2205 2415 2625 2835 2875 3105 3375 3381 3675 3969 4025 4347 4725 5175 5631 5635 6125 6615 7245 7875 8625 9315 9385 10125 10143 11025 12075 13041 13139 14175 15525 16893 16905 18375 19845 20125 21735 23625 25875 28155 28175 30429 33075 36225 39417 43171 46575 46925 50679 50715 55125 60375 65205 65695 70875 77625 84465 84525 91287 91973 99225 108675 118251 129513 140775 140875 152037 152145 165375 181125 197085 215855 232875 234625 253395 253575 275919 302197 326025 328475 354753 388539 422325 422625 456435 459865 496125 543375 591255 647565 703875 760185 760725 827757 906591 985425 1064259 1079275 1165617 1266975 1267875 1379595 1510985 1630125 1642375 1773765 1942695 2111625 2115379 2282175 2299325 2483271 2719773 2956275 3237825 3496851 3800925 3803625 4138785 4532955 4927125 5321295 5396375 5828085 6334875 6346137 6897975 7449813 7554925 8159319 8868825 9713475 10576895 11410875 11496625 12416355 13598865 14781375 16189125 17484255 19004625 19038411 20693925 22664775 24477957 26606475 29140425 31730685 34489875 37249065 37774625 40796595 44344125 48567375 52884475 57115233 62081775 67994325 87421275 95192055 103469625 113323875 122389785 133032375 145702125 158653425 171345699 186245325 203982975 264422375 285576165 310408875 339971625 437106375 475960275 611948925 793267125 856728495 931226625 1019914875 1427880825 2379801375 3059744625 4283642475 7139404125 21418212375
• Sum of all divisors σ(n): 48494407104
• Sum of proper divisors (its aliquot sum) s(n): 27076194729
• 21418212375 is an abundant number, because the sum of its proper divisors (27076194729) is greater than itself. Its abundance is 5657982354

Bases of 21418212375

• Binary: 10011111100100111111111110000010111₂
• Hexadecimal: 0x4FC9FFC17
• Base-36: 9U7UMFR

Squares and roots of 21418212375

• 21418212375 squared (21418212375²) is 458739821340603140625
• 21418212375 cubed (21418212375³) is 9825386918342595276498240234375
• The square root of 21418212375 is 146349.6237610469
• The cube root of 21418212375 is 2777.1184699769

Scales and comparisons

• 21,418,212,375 seconds is equal to 681 years, 1 week, 4 days, 23 hours, 26 minutes, 15 seconds.
• To count from 1 to 21,418,212,375 would take you about one thousand, three hundred sixty-two 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 21418212375 cubic inches would be around 231.4 feet tall.

Recreational maths with 21418212375

• 21418212375 backwards is 57321281412
• The number of decimal digits it has is: 11
• The sum of 21418212375's digits is 36
• More coming soon!