21190600431

Names of 21190600431

• Cardinal: 21190600431 can be written as Twenty-one billion, one hundred ninety million, six hundred thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 2.1190600431 × 10¹⁰

Factors of 21190600431

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 514

Divisors of 21190600431

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 7 9 11 13 21 27 33 39 63 71 77 81 91 99 117 143 189 213 231 243 273 297 351 409 429 497 567 639 693 729 781 819 891 923 1001 1053 1227 1287 1491 1701 1917 2079 2343 2457 2673 2769 2863 3003 3159 3681 3861 4473 4499 5103 5317 5467 5751 6237 6461 7029 7371 8019 8307 8589 9009 9477 10153 11043 11583 13419 13497 15951 16401 17253 18711 19383 21087 22113 24921 25767 27027 29039 30459 31493 33129 34749 37219 40257 40491 47853 49203 51759 56133 58149 58487 63261 66339 71071 74763 77301 81081 87117 91377 94479 99387 104247 111657 120771 121473 143559 147609 174447 175461 189783 203273 213213 224289 231903 243243 261351 274131 283437 298161 319429 334971 362313 364419 377507 409409 430677 442827 523341 526383 569349 609819 639639 672867 695709 729729 784053 822393 850311 958287 1004913 1093257 1132521 1228227 1292031 1328481 1570023 1579149 1829457 1918917 2087127 2236003 2352159 2467179 2550933 2642549 2874861 3014739 3279771 3397563 3684681 3876093 3985443 4152577 4710069 4737447 5488371 5756751 6708009 7056477 7401537 7652799 7927647 8624583 9044217 10192689 11054043 12457731 14212341 16465113 17270253 20124027 21169431 22958397 23782941 25873749 27132651 29068039 30578067 33162129 37373193 42637023 49395339 51810759 60372081 71348823 77621247 87204117 91734201 99486387 112119579 148186017 181116243 214046469 232863741 261612351 275202603 298459161 336358737 543348729 642139407 784837053 1009076211 1630046187 1926418221 2354511159 3027228633 7063533477 21190600431
• Sum of all divisors σ(n): 43364643840
• Sum of proper divisors (its aliquot sum) s(n): 22174043409
• 21190600431 is an abundant number, because the sum of its proper divisors (22174043409) is greater than itself. Its abundance is 983442978

Bases of 21190600431

• Binary: 10011101111000011101110011011101111₂
• Hexadecimal: 0x4EF0EE6EF
• Base-36: 9QGC3XR

Squares and roots of 21190600431

• 21190600431 squared (21190600431²) is 449041546626297385761
• 21190600431 cubed (21190600431³) is 9515459991476123978641219862991
• The square root of 21190600431 is 145569.9159544993
• The cube root of 21190600431 is 2767.2459096485

Scales and comparisons

• 21,190,600,431 seconds is equal to 673 years, 41 weeks, 2 days, 13 hours, 53 minutes, 51 seconds.
• To count from 1 to 21,190,600,431 would take you about one thousand, three hundred forty-seven 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 21190600431 cubic inches would be around 230.6 feet tall.

Recreational maths with 21190600431

• 21190600431 backwards is 13400609112
• 21190600431 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21190600431's digits is 27
• More coming soon!