21377516490
21,377,516,490 is an even composite number composed of seven prime numbers multiplied together.
21377516490 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21377516490:
2 × 33 × 5 × 112 × 17 × 61 × 631
(2 × 3 × 3 × 3 × 5 × 11 × 11 × 17 × 61 × 631)See below for interesting mathematical facts about the number 21377516490 from the Numbermatics database.
Names of 21377516490
- Cardinal: 21377516490 can be written as Twenty-one billion, three hundred seventy-seven million, five hundred sixteen thousand, four hundred ninety.
Scientific notation
- Scientific notation: 2.137751649 × 1010
Factors of 21377516490
Divisors of 21377516490
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 9 10 11 15 17 18 22 27 30 33 34 45 51 54 55 61 66 85 90 99 102 110 121 122 135 153 165 170 183 187 198 242 255 270 297 305 306 330 363 366 374 459 495 510 549 561 594 605 610 631 671 726 765 915 918 935 990 1037 1089 1098 1122 1210 1262 1342 1485 1530 1647 1683 1815 1830 1870 1893 2013 2057 2074 2178 2295 2745 2805 2970 3111 3155 3267 3294 3355 3366 3630 3786 4026 4114 4590 5049 5185 5445 5490 5610 5679 6039 6171 6222 6310 6534 6710 6941 7381 8235 8415 9333 9465 10065 10098 10285 10370 10727 10890 11358 11407 12078 12342 13882 14762 15555 16335 16470 16830 17037 18117 18513 18666 18930 20130 20570 20823 21454 22143 22814 25245 27999 28395 30195 30855 31110 32181 32670 34074 34221 34705 36234 36905 37026 38491 41646 44286 46665 50490 53635 55539 55998 56790 57035 60390 61710 62469 64362 66429 68442 69410 73810 76351 76982 85185 90585 92565 93330 96543 102663 104115 107270 110715 111078 114070 115473 117997 124938 125477 132858 139995 152702 160905 170370 171105 181170 185130 187407 192455 193086 199287 205326 208230 221430 229053 230946 235994 250954 277695 279990 289629 307989 312345 321810 332145 342210 346419 353991 374814 376431 381755 384910 398574 423401 458106 482715 513315 555390 577365 579258 589985 615978 624690 627385 654347 664290 687159 692838 707982 752862 763510 846802 937035 965430 996435 1026630 1039257 1061973 1129293 1145265 1154730 1179970 1254770 1270203 1297967 1308694 1374318 1448145 1539945 1732095 1769955 1874070 1882155 1963041 1992870 2061477 2078514 2117005 2123946 2258586 2290530 2540406 2595934 2896290 3079890 3185919 3271735 3387879 3435795 3464190 3539910 3764310 3810609 3893901 3926082 4122954 4234010 4657411 5196285 5309865 5646465 5889123 6351015 6371838 6489835 6543470 6775758 6871590 7197817 7621218 7787802 9314822 9815205 10307385 10392570 10619730 11292930 11431827 11681703 11778246 12702030 12979670 13972233 14395634 15929595 16939395 17667369 19053045 19469505 19630410 20614770 21593451 22863654 23287055 23363406 27944466 29445615 31859190 33878790 35045109 35334738 35989085 38106090 38939010 41916699 43186902 46574110 57159135 58408515 58891230 64780353 69861165 70090218 71978170 79175987 83833398 88336845 107967255 114318270 116817030 125750097 129560706 139722330 158351974 175225545 176673690 194341059 209583495 215934510 237527961 251500194 323901765 350451090 388682118 395879935 419166990 475055922 628750485 647803530 712583883 791759870 971705295 1187639805 1257500970 1425167766 1943410590 2137751649 2375279610 3562919415 4275503298 7125838830 10688758245 21377516490
- Sum of all divisors σ(n): 67540677120
- Sum of proper divisors (its aliquot sum) s(n): 46163160630
- 21377516490 is an abundant number, because the sum of its proper divisors (46163160630) is greater than itself. Its abundance is 24785644140
Bases of 21377516490
- Binary: 100111110100011001100000011110010102
- Hexadecimal: 0x4FA3303CA
- Base-36: 9TJMDAI
Squares and roots of 21377516490
- 21377516490 squared (213775164902) is 456998211280221920100
- 21377516490 cubed (213775164903) is 9769486797543448107797212449000
-
The
square root of 21377516490 is 146210.5211330567 -
The
cube root of 21377516490 is 2775.3584577123
Scales and comparisons
How big is 21377516490?- 21,377,516,490 seconds is equal to 679 years, 38 weeks, 2 days, 23 hours, 1 minute, 30 seconds.
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To count from 1 to 21,377,516,490 would take you about one thousand, three hundred fifty-nine 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 21377516490 cubic inches would be around 231.3 feet tall.
Recreational maths with 21377516490
- 21377516490 backwards is 09461577312
- 21377516490 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21377516490's digits is 45
- More coming soon!
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