21350221920
21,350,221,920 is an even composite number composed of six prime numbers multiplied together.
21350221920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21350221920:
25 × 33 × 5 × 41 × 149 × 809
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 41 × 149 × 809)See below for interesting mathematical facts about the number 21350221920 from the Numbermatics database.
Names of 21350221920
- Cardinal: 21350221920 can be written as Twenty-one billion, three hundred fifty million, two hundred twenty-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.135022192 × 1010
Factors of 21350221920
Divisors of 21350221920
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 41 45 48 54 60 72 80 82 90 96 108 120 123 135 144 149 160 164 180 205 216 240 246 270 288 298 328 360 369 410 432 447 480 492 540 596 615 656 720 738 745 809 820 864 894 984 1080 1107 1192 1230 1312 1341 1440 1476 1490 1618 1640 1788 1845 1968 2160 2214 2235 2384 2427 2460 2682 2952 2980 3236 3280 3576 3690 3936 4023 4045 4320 4428 4470 4768 4854 4920 5364 5535 5904 5960 6109 6472 6560 6705 7152 7281 7380 8046 8090 8856 8940 9708 9840 10728 11070 11808 11920 12135 12218 12944 13410 14304 14562 14760 16092 16180 17712 17880 18327 19416 19680 20115 21456 21843 22140 23840 24270 24436 25888 26820 29124 29520 30545 32184 32360 33169 35424 35760 36405 36654 38832 40230 42912 43686 44280 48540 48872 53640 54981 58248 59040 61090 64368 64720 66338 71520 72810 73308 77664 80460 87372 88560 91635 97080 97744 99507 107280 109215 109962 116496 120541 122180 128736 129440 132676 145620 146616 160920 164943 165845 174744 177120 183270 194160 195488 199014 214560 218430 219924 232992 241082 244360 265352 274905 291240 293232 298521 321840 329886 331690 349488 361623 366540 388320 398028 436860 439848 482164 488720 497535 530704 549810 582480 586464 597042 602705 643680 659772 663380 698976 723246 733080 796056 824715 873720 879696 895563 964328 977440 995070 1061408 1084869 1099620 1164960 1194084 1205410 1319544 1326760 1446492 1466160 1492605 1592112 1649430 1747440 1759392 1791126 1808115 1928656 1990140 2169738 2199240 2388168 2410820 2639088 2653520 2892984 2932320 2985210 3184224 3254607 3298860 3494880 3582252 3616230 3857312 3980280 4339476 4398480 4477815 4776336 4821640 4942181 5278176 5307040 5424345 5785968 5970420 6509214 6597720 7164504 7232460 7960560 8678952 8796960 8955630 9552672 9643280 9884362 10848690 11571936 11940840 13018428 13195440 14329008 14464920 14826543 15921120 16273035 17357904 17911260 19286560 19768724 21697380 23881680 24710905 26036856 26390880 28658016 28929840 29653086 32546070 34715808 35822520 39537448 43394760 44479629 47763360 49421810 52073712 57859680 59306172 65092140 71645040 74132715 79074896 86789520 88959258 98843620 104147424 118612344 130184280 133438887 143290080 148265430 158149792 173579040 177918516 197687240 222398145 237224688 260368560 266877774 296530860 355837032 395374480 444796290 474449376 520737120 533755548 593061720 667194435 711674064 790748960 889592580 1067511096 1186123440 1334388870 1423348128 1779185160 2135022192 2372246880 2668777740 3558370320 4270044384 5337555480 7116740640 10675110960 21350221920
- Sum of all divisors σ(n): 77157360000
- Sum of proper divisors (its aliquot sum) s(n): 55807138080
- 21350221920 is an abundant number, because the sum of its proper divisors (55807138080) is greater than itself. Its abundance is 34456916160
Bases of 21350221920
- Binary: 100111110001001001010001000011000002
- Hexadecimal: 0x4F8928860
- Base-36: 9T3DCO0
Squares and roots of 21350221920
- 21350221920 squared (213502219202) is 455831976033248486400
- 21350221920 cubed (213502219203) is 9732113846541976483144101888000
-
The
square root of 21350221920 is 146117.1513546579 -
The
cube root of 21350221920 is 2774.1767726073
Scales and comparisons
How big is 21350221920?- 21,350,221,920 seconds is equal to 678 years, 45 weeks, 2 days, 1 hour, 12 minutes.
-
To count from 1 to 21,350,221,920 would take you about one thousand, three hundred fifty-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 21350221920 cubic inches would be around 231.2 feet tall.
Recreational maths with 21350221920
- 21350221920 backwards is 02912205312
- 21350221920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21350221920's digits is 27
- More coming soon!
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The information we have on file for 21350221920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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