21488854080

Names of 21488854080

• Cardinal: 21488854080 can be written as Twenty-one billion, four hundred eighty-eight million, eight hundred fifty-four thousand and eighty.

Scientific notation

• Scientific notation: 2.148885408 × 10¹⁰

Factors of 21488854080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1956

Divisors of 21488854080

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 30 32 34 37 38 40 48 51 57 60 64 68 74 76 80 85 95 96 102 111 114 120 136 148 152 160 170 185 190 192 204 222 228 240 255 272 285 296 304 320 323 340 370 380 408 444 456 480 510 544 555 570 592 608 629 646 680 703 740 760 816 888 912 960 969 1020 1088 1110 1140 1184 1216 1258 1292 1360 1406 1480 1520 1615 1632 1776 1824 1873 1887 1938 2040 2109 2220 2280 2368 2516 2584 2720 2812 2960 3040 3145 3230 3264 3515 3552 3648 3746 3774 3876 4080 4218 4440 4560 4845 5032 5168 5440 5619 5624 5920 6080 6290 6460 7030 7104 7492 7548 7752 8160 8436 8880 9120 9365 9435 9690 10064 10336 10545 11238 11248 11840 11951 12580 12920 14060 14984 15096 15504 16320 16872 17760 18240 18730 18870 19380 20128 20672 21090 22476 22496 23902 25160 25840 28095 28120 29968 30192 31008 31841 33744 35520 35587 35853 37460 37740 38760 40256 42180 44952 44992 47804 50320 51680 56190 56240 59755 59936 60384 62016 63682 67488 69301 71174 71706 74920 75480 77520 84360 89904 95523 95608 100640 103360 106761 112380 112480 119510 119872 120768 127364 134976 138602 142348 143412 149840 150960 155040 159205 168720 177935 179265 179808 191046 191216 201280 207903 213522 224760 224960 239020 254728 277204 284696 286824 299680 301920 310080 318410 337440 346505 355870 358530 359616 382092 382432 415806 427044 449520 477615 478040 509456 533805 554408 569392 573648 599360 603840 604979 636820 674880 693010 711740 717060 764184 764864 831612 854088 899040 955230 956080 1018912 1039515 1067610 1108816 1138784 1147296 1178117 1209958 1273640 1316719 1386020 1423480 1434120 1528368 1663224 1708176 1798080 1814937 1910460 1912160 2037824 2079030 2135220 2217632 2277568 2294592 2356234 2419916 2547280 2633438 2772040 2846960 2868240 3024895 3056736 3326448 3416352 3534351 3629874 3820920 3824320 3950157 4158060 4270440 4435264 4712468 4839832 5094560 5266876 5544080 5693920 5736480 5890585 6049790 6113472 6583595 6652896 6832704 7068702 7259748 7641840 7900314 8316120 8540880 9074685 9424936 9679664 10189120 10533752 11088160 11387840 11472960 11781170 12099580 13167190 13305792 14137404 14519496 15283680 15800628 16632240 17081760 17671755 18149370 18849872 19359328 19750785 21067504 22176320 22384223 23562340 24199160 26334380 28274808 29038992 30567360 31601256 33264480 34163520 35343510 36298740 37699744 38718656 39501570 42135008 44768446 47124680 48398320 52668760 56549616 58077984 63202512 66528960 67152669 70687020 72597480 75399488 79003140 84270016 89536892 94249360 96796640 105337520 111921115 113099232 116155968 126405024 134305338 141374040 145194960 158006280 179073784 188498720 193593280 210675040 223842230 226198464 252810048 268610676 282748080 290389920 316012560 335763345 358147568 376997440 421350080 447684460 537221352 565496160 580779840 632025120 671526690 716295136 895368920 1074442704 1130992320 1264050240 1343053380 1432590272 1790737840 2148885408 2686106760 3581475680 4297770816 5372213520 7162951360 10744427040 21488854080
• Sum of all divisors σ(n): 78139503360
• Sum of proper divisors (its aliquot sum) s(n): 56650649280
• 21488854080 is an abundant number, because the sum of its proper divisors (56650649280) is greater than itself. Its abundance is 35161795200

Bases of 21488854080

• Binary: 10100000000110101011110010001000000₂
• Hexadecimal: 0x500D5E440
• Base-36: 9VDWPXC

Squares and roots of 21488854080

• 21488854080 squared (21488854080²) is 461770849671532646400
• 21488854080 cubed (21488854080³) is 9922926406989180968445837312000
• The square root of 21488854080 is 146590.7707872497
• The cube root of 21488854080 is 2780.1682902797

Scales and comparisons

• 21,488,854,080 seconds is equal to 683 years, 14 weeks, 3 days, 14 hours, 8 minutes.
• To count from 1 to 21,488,854,080 would take you about one thousand, three hundred sixty-six 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 21488854080 cubic inches would be around 231.7 feet tall.

Recreational maths with 21488854080

• 21488854080 backwards is 08045888412
• 21488854080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21488854080's digits is 48
• More coming soon!