21071460690
21,071,460,690 is an even composite number composed of five prime numbers multiplied together.
21071460690 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21071460690:
2 × 37 × 5 × 73 × 532
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 53 × 53)See below for interesting mathematical facts about the number 21071460690 from the Numbermatics database.
Names of 21071460690
- Cardinal: 21071460690 can be written as Twenty-one billion, seventy-one million, four hundred sixty thousand, six hundred ninety.
Scientific notation
- Scientific notation: 2.107146069 × 1010
Factors of 21071460690
Divisors of 21071460690
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 53 54 63 70 81 90 98 105 106 126 135 147 159 162 189 210 243 245 265 270 294 315 318 343 371 378 405 441 477 486 490 530 567 630 686 729 735 742 795 810 882 945 954 1029 1113 1134 1215 1323 1431 1458 1470 1590 1701 1715 1855 1890 2058 2187 2205 2226 2385 2430 2597 2646 2809 2835 2862 3087 3339 3402 3430 3645 3710 3969 4293 4374 4410 4770 5103 5145 5194 5565 5618 5670 6174 6615 6678 7155 7290 7791 7938 8427 8505 8586 9261 10017 10206 10290 10935 11130 11907 12879 12985 13230 14045 14310 15309 15435 15582 16695 16854 17010 18179 18522 19663 19845 20034 21465 21870 23373 23814 25281 25515 25758 25970 27783 28090 30051 30618 30870 33390 35721 36358 38637 38955 39326 39690 42135 42930 46305 46746 50085 50562 51030 54537 55566 58989 59535 60102 64395 70119 71442 75843 76545 77274 77910 83349 84270 90153 90895 92610 98315 100170 107163 109074 115911 116865 117978 119070 126405 128790 137641 138915 140238 150255 151686 153090 163611 166698 176967 178605 180306 181790 193185 196630 210357 214326 227529 231822 233730 250047 252810 270459 272685 275282 277830 294945 300510 327222 350595 353934 357210 379215 386370 412923 416745 420714 450765 455058 490833 500094 530901 535815 540918 545370 579555 589890 631071 682587 688205 701190 750141 758430 811377 818055 825846 833490 884835 901530 963487 981666 1051785 1061802 1071630 1137645 1159110 1238769 1250235 1262142 1352295 1365174 1376410 1472499 1500282 1592703 1622754 1636110 1769670 1893213 1926974 2047761 2064615 2103570 2275290 2454165 2477538 2500470 2654505 2704590 2890461 2944998 3155355 3185406 3412935 3716307 3750705 3786426 4056885 4095522 4129230 4417497 4778109 4817435 4908330 5309010 5679639 5780922 6143283 6193845 6310710 6825870 7362495 7432614 7501410 7963515 8113770 8671383 8834994 9466065 9556218 9634870 10238805 11148921 11359278 12286566 12387690 13252491 14334327 14452305 14724990 15927030 17342766 18581535 18932130 20477610 22087485 22297842 23890545 26014149 26504982 28398195 28668654 28904610 30716415 33446763 37163070 39757473 43002981 43356915 44174970 47781090 52028298 55744605 56796390 61432830 66262455 66893526 71671635 78042447 79514946 86005962 86713830 100340289 111489210 130070745 132524910 143343270 156084894 167233815 198787365 200680578 215014905 234127341 260141490 301020867 334467630 390212235 397574730 430029810 468254682 501701445 602041734 702382023 780424470 1003402890 1170636705 1404764046 1505104335 2107146069 2341273410 3010208670 3511910115 4214292138 7023820230 10535730345 21071460690
- Sum of all divisors σ(n): 67612608000
- Sum of proper divisors (its aliquot sum) s(n): 46541147310
- 21071460690 is an abundant number, because the sum of its proper divisors (46541147310) is greater than itself. Its abundance is 25469686620
Bases of 21071460690
- Binary: 100111001111111010011111001010100102
- Hexadecimal: 0x4E7F4F952
- Base-36: 9OHEJ4I
Squares and roots of 21071460690
- 21071460690 squared (210714606902) is 444006455610215276100
- 21071460690 cubed (210714606903) is 9355864575496881152778646509000
-
The
square root of 21071460690 is 145160.1208665797 -
The
cube root of 21071460690 is 2762.0500718619
Scales and comparisons
How big is 21071460690?- 21,071,460,690 seconds is equal to 670 years, 2 days, 15 hours, 31 minutes, 30 seconds.
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To count from 1 to 21,071,460,690 would take you about one thousand, three hundred forty 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 21071460690 cubic inches would be around 230.2 feet tall.
Recreational maths with 21071460690
- 21071460690 backwards is 09606417012
- The number of decimal digits it has is: 11
- The sum of 21071460690's digits is 36
- More coming soon!
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