21429849048

Names of 21429849048

• Cardinal: 21429849048 can be written as Twenty-one billion, four hundred twenty-nine million, eight hundred forty-nine thousand and forty-eight.

Scientific notation

• Scientific notation: 2.1429849048 × 10¹⁰

Factors of 21429849048

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 486

Divisors of 21429849048

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 19 24 29 38 57 58 73 76 79 87 114 116 146 152 158 174 219 228 232 237 281 292 316 348 438 456 474 551 562 584 632 696 843 876 948 1102 1124 1387 1501 1653 1686 1752 1896 2117 2204 2248 2291 2774 3002 3306 3372 4161 4234 4408 4503 4582 5339 5548 5767 6004 6351 6612 6744 6873 8149 8322 8468 9006 9164 10678 11096 11534 12008 12702 13224 13746 16017 16298 16644 16936 17301 18012 18328 20513 21356 22199 23068 24447 25404 27492 32034 32596 33288 34602 36024 40223 41026 42712 43529 44398 46136 48894 50808 54984 61539 64068 65192 66597 69204 80446 82052 87058 88796 97788 109573 120669 123078 128136 130587 133194 138408 154831 160892 164104 167243 174116 177592 195576 219146 241338 246156 261174 266388 309662 321784 328719 334486 348232 389747 421781 438292 464493 482676 492312 501729 522348 532776 594877 619324 643771 657438 668972 779494 843562 876584 928986 965352 1003458 1044696 1169241 1189754 1238648 1265343 1287542 1314876 1337944 1558988 1620527 1687124 1784631 1857972 1931313 2006916 2338482 2379508 2530686 2575084 2629752 3117976 3177617 3241054 3374248 3569262 3715944 3862626 4013832 4676964 4759016 4861581 5061372 5150168 6355234 6482108 7138524 7725252 9353928 9532851 9723162 10122744 11302663 12231649 12710468 12964216 14277048 15450504 19065702 19446324 22605326 24463298 25420936 30790013 33907989 36694947 38131404 38892648 45210652 46995283 48926596 61580026 67815978 73389894 76262808 90421304 92370039 93990566 97853192 123160052 135631956 140985849 146779788 184740078 187981132 246320104 271263912 281971698 293559576 369480156 375962264 563943396 738960312 892910377 1127886792 1785820754 2678731131 3571641508 5357462262 7143283016 10714924524 21429849048
• Sum of all divisors σ(n): 60099840000
• Sum of proper divisors (its aliquot sum) s(n): 38669990952
• 21429849048 is an abundant number, because the sum of its proper divisors (38669990952) is greater than itself. Its abundance is 17240141904

Bases of 21429849048

• Binary: 10011111101010100011000101111011000₂
• Hexadecimal: 0x4FD518BD8
• Base-36: 9UES1CO

Squares and roots of 21429849048

• 21429849048 squared (21429849048²) is 459238430220066506304
• 21429849048 cubed (21429849048³) is 9841410236656506650615460398592
• The square root of 21429849048 is 146389.3747783629
• The cube root of 21429849048 is 2777.6213219133

Scales and comparisons

• 21,429,849,048 seconds is equal to 681 years, 20 weeks, 6 days, 15 hours, 50 minutes, 48 seconds.
• To count from 1 to 21,429,849,048 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 21429849048 cubic inches would be around 231.5 feet tall.

Recreational maths with 21429849048

• 21429849048 backwards is 84094892412
• The number of decimal digits it has is: 11
• The sum of 21429849048's digits is 51
• More coming soon!