21431498088

Names of 21431498088

• Cardinal: 21431498088 can be written as Twenty-one billion, four hundred thirty-one million, four hundred ninety-eight thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.1431498088 × 10¹⁰

Factors of 21431498088

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4178

Divisors of 21431498088

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 31 33 39 42 44 49 52 56 62 66 77 78 84 88 91 93 98 104 124 132 143 147 154 156 168 182 186 196 217 231 248 264 273 286 294 308 312 341 364 372 392 403 429 434 462 539 546 572 588 616 637 651 682 728 744 806 858 868 924 1001 1023 1078 1092 1144 1176 1209 1274 1302 1364 1519 1612 1617 1716 1736 1848 1911 2002 2046 2156 2184 2387 2418 2548 2604 2728 2821 3003 3038 3224 3234 3432 3822 4004 4092 4111 4312 4433 4557 4774 4836 5096 5208 5642 6006 6076 6468 7007 7161 7644 8008 8184 8222 8463 8866 9114 9548 9672 11284 12012 12152 12333 12936 13299 14014 14322 15288 16444 16709 16926 17732 18228 19096 19747 21021 22568 24024 24666 26598 28028 28644 28777 31031 32888 33418 33852 35464 36456 39494 42042 45221 49332 50127 53196 53443 56056 57288 57554 59241 62062 66836 67704 78988 84084 86331 90442 93093 98664 100254 106392 106886 115108 118482 124124 127441 133672 135663 157976 160329 168168 172662 180884 186186 200508 201439 213772 217217 230216 236964 248248 254882 271326 316547 320658 345324 361768 372372 374101 382323 401016 402878 427544 434434 473928 509764 542652 587873 604317 633094 641316 651651 690648 744744 748202 764646 805756 868868 892087 949641 1019528 1085304 1122303 1175746 1208634 1266188 1282632 1303302 1401851 1496404 1529292 1611512 1656733 1737736 1763619 1784174 1899282 2215829 2244606 2351492 2417268 2532376 2606604 2618707 2676261 2803702 2992808 3058584 3313466 3527238 3568348 3798564 4115111 4205553 4431658 4489212 4702984 4834536 4970199 5213208 5237414 5352522 5607404 6244609 6626932 6647487 7054476 7136696 7597128 7856121 8230222 8411106 8863316 8978424 9812957 9940398 10474828 10705044 11214808 11597131 12345333 12489218 13253864 13294974 14108952 15712242 16460444 16822212 17726632 18224063 18733827 19625914 19880796 20949656 21410088 23194262 24690666 24978436 26589948 28805777 29438871 31424484 32920888 33644424 34791393 36448126 37467654 39251828 39761592 46388524 49381332 49956872 53179896 54672189 57611554 58877742 62848968 68690699 69582786 72896252 74935308 78503656 81179917 86417331 92777048 98762664 109344378 115223108 117755484 127568441 137381398 139165572 145792504 149870616 162359834 172834662 206072097 218688756 230446216 235510968 243539751 255136882 274762796 278331144 324719668 345669324 382705323 412144194 437377512 487079502 510273764 549525592 649439336 691338648 765410646 824288388 892979087 974159004 1020547528 1530821292 1648576776 1785958174 1948318008 2678937261 3061642584 3571916348 5357874522 7143832696 10715749044 21431498088
• Sum of all divisors σ(n): 75602903040
• Sum of proper divisors (its aliquot sum) s(n): 54171404952
• 21431498088 is an abundant number, because the sum of its proper divisors (54171404952) is greater than itself. Its abundance is 32739906864

Bases of 21431498088

• Binary: 10011111101011010101011010101101000₂
• Hexadecimal: 0x4FD6AB568
• Base-36: 9UFRDRC

Squares and roots of 21431498088

• 21431498088 squared (21431498088²) is 459309110295947655744
• 21431498088 cubed (21431498088³) is 9843682319108583298225618217472
• The square root of 21431498088 is 146395.0070460055
• The cube root of 21431498088 is 2777.6925666395

Scales and comparisons

• 21,431,498,088 seconds is equal to 681 years, 23 weeks, 4 days, 17 hours, 54 minutes, 48 seconds.
• To count from 1 to 21,431,498,088 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 21431498088 cubic inches would be around 231.5 feet tall.

Recreational maths with 21431498088

• 21431498088 backwards is 88089413412
• The number of decimal digits it has is: 11
• The sum of 21431498088's digits is 48
• More coming soon!