21138731460
21,138,731,460 is an even composite number composed of seven prime numbers multiplied together.
21138731460 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21138731460:
22 × 33 × 5 × 7 × 112 × 113 × 409
(2 × 2 × 3 × 3 × 3 × 5 × 7 × 11 × 11 × 113 × 409)See below for interesting mathematical facts about the number 21138731460 from the Numbermatics database.
Names of 21138731460
- Cardinal: 21138731460 can be written as Twenty-one billion, one hundred thirty-eight million, seven hundred thirty-one thousand, four hundred sixty.
Scientific notation
- Scientific notation: 2.113873146 × 1010
Factors of 21138731460
Divisors of 21138731460
- Number of divisors d(n): 576
-
Complete list of divisors:
1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 30 33 35 36 42 44 45 54 55 60 63 66 70 77 84 90 99 105 108 110 113 121 126 132 135 140 154 165 180 189 198 210 220 226 231 242 252 270 297 308 315 330 339 363 378 385 396 409 420 452 462 484 495 540 565 594 605 630 660 678 693 726 756 770 791 818 847 924 945 990 1017 1089 1130 1155 1188 1210 1227 1243 1260 1356 1386 1452 1485 1540 1582 1636 1694 1695 1815 1890 1980 2034 2045 2079 2178 2260 2310 2373 2420 2454 2486 2541 2772 2863 2970 3051 3164 3267 3388 3390 3465 3630 3681 3729 3780 3955 4068 4090 4158 4235 4356 4499 4620 4746 4908 4972 5082 5085 5445 5726 5940 6102 6135 6215 6534 6780 6930 7119 7260 7362 7458 7623 7910 8180 8316 8470 8589 8701 8998 9492 10164 10170 10395 10890 11043 11187 11452 11865 12204 12270 12430 12705 13068 13497 13673 13860 14238 14315 14724 14916 15246 15255 15820 16335 16940 17178 17402 17996 18405 18645 20340 20790 21357 21780 22086 22374 22495 22869 23730 24540 24860 25410 25767 26103 26994 27346 28476 28630 30492 30510 31493 32670 33561 34356 34804 35595 36810 37290 38115 40491 41019 41580 42714 42945 43505 44172 44748 44990 45738 46217 47460 49489 50820 51534 52206 53988 54692 55215 55935 57260 61020 62986 65340 67122 67485 68365 71190 73620 74580 76230 77301 78309 80982 82038 85428 85890 87010 89980 91476 92434 94479 95711 98978 103068 104412 106785 110430 111870 114345 121473 123057 125972 128835 130515 134244 134970 136730 138651 142380 148467 152460 154602 156618 157465 161964 164076 167805 171780 174020 184868 188958 191422 197956 202455 205095 213570 220860 223740 228690 231085 234927 242946 246114 247445 257670 261030 269940 273460 277302 283437 287133 296934 309204 313236 314930 323519 335610 346423 369171 377916 382844 386505 391545 404910 410190 415953 427140 445401 457380 462170 469854 472395 478555 485892 492228 494890 508387 515340 522060 554604 566874 574266 593868 607365 615285 629860 647038 671220 692846 693255 738342 742335 773010 783090 809820 820380 831906 850311 861399 890802 924340 939708 944790 957110 970557 989780 1016774 1039269 1133748 1148532 1174635 1214730 1230570 1247859 1294076 1336203 1385692 1386510 1417185 1435665 1476684 1484670 1525161 1546020 1566180 1617595 1663812 1700622 1722798 1732115 1781604 1845855 1889580 1914220 1941114 2033548 2078538 2079765 2227005 2349270 2429460 2461140 2495718 2541935 2584197 2672406 2773020 2834370 2871330 2911671 2969340 3050322 3117807 3235190 3401244 3445596 3464230 3558709 3691710 3882228 4157076 4159530 4251555 4306995 4454010 4575483 4698540 4852785 4991436 5083870 5168394 5196345 5344812 5592257 5668740 5742660 5823342 6100644 6235614 6239295 6470380 6681015 6928460 7117418 7383420 7625805 8319060 8503110 8613990 8735013 8908020 9150966 9353421 9705570 10167740 10336788 10392690 10676127 11184514 11646684 12471228 12478590 12920985 13362030 13726449 14234836 14558355 15251610 15589035 16776771 17006220 17227980 17470026 17793545 18301932 18706842 19411140 20785380 21352254 22369028 22877415 24957180 25841970 26724060 27452898 27961285 29116710 30503220 31178070 32028381 33553542 34940052 35587090 37413684 39145799 42704508 43675065 45754830 46767105 50330313 51683940 53380635 54905796 55922570 58233420 62356140 64056762 67107084 68632245 71174180 78291598 83883855 87350130 91509660 93534210 96085143 100660626 106761270 111845140 117437397 128113524 137264490 150990939 156583196 160141905 167767710 174700260 187068420 192170286 195728995 201321252 213522540 234874794 251651565 274528980 301981878 320283810 335535420 352312191 384340572 391457990 469749588 480425715 503303130 587186985 603963756 640567620 704624382 754954695 782915980 960851430 1006606260 1056936573 1174373970 1409248764 1509909390 1761560955 1921702860 2113873146 2348747940 3019818780 3523121910 4227746292 5284682865 7046243820 10569365730 21138731460
- Sum of all divisors σ(n): 83548684800
- Sum of proper divisors (its aliquot sum) s(n): 62409953340
- 21138731460 is an abundant number, because the sum of its proper divisors (62409953340) is greater than itself. Its abundance is 41271221880
Bases of 21138731460
- Binary: 100111010111111011101110001110001002
- Hexadecimal: 0x4EBF771C4
- Base-36: 9PLGDL0
Squares and roots of 21138731460
- 21138731460 squared (211387314602) is 446845967737993731600
- 21138731460 cubed (211387314603) is 9445756915997273131455716136000
-
The
square root of 21138731460 is 145391.6485221899 -
The
cube root of 21138731460 is 2764.9862368745
Scales and comparisons
How big is 21138731460?- 21,138,731,460 seconds is equal to 672 years, 7 weeks, 4 days, 5 hours, 51 minutes.
-
To count from 1 to 21,138,731,460 would take you about one thousand, three hundred forty-four 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 21138731460 cubic inches would be around 230.4 feet tall.
Recreational maths with 21138731460
- 21138731460 backwards is 06413783112
- 21138731460 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21138731460's digits is 36
- More coming soon!
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The information we have on file for 21138731460 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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