20315979684

Names of 20315979684

• Cardinal: 20315979684 can be written as Twenty billion, three hundred fifteen million, nine hundred seventy-nine thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 2.0315979684 × 10¹⁰

Factors of 20315979684

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1766

Divisors of 20315979684

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 13 14 18 21 22 26 27 28 33 36 37 39 42 44 52 54 63 66 74 77 78 81 84 91 99 108 111 117 126 132 143 148 154 156 162 182 189 198 222 231 234 252 259 273 286 297 308 324 333 351 364 378 396 407 429 444 462 468 481 518 546 567 572 594 666 693 702 756 777 814 819 858 891 924 962 999 1001 1036 1053 1092 1134 1188 1221 1287 1332 1386 1404 1443 1554 1628 1638 1693 1716 1782 1924 1998 2002 2079 2106 2268 2331 2442 2457 2574 2772 2849 2886 2997 3003 3108 3276 3367 3386 3564 3663 3861 3996 4004 4158 4212 4329 4662 4884 4914 5079 5148 5291 5698 5772 5994 6006 6237 6734 6772 6993 7326 7371 7722 8316 8547 8658 9009 9324 9828 10101 10158 10582 10989 11396 11583 11851 11988 12012 12474 12987 13468 13986 14652 14742 15237 15444 15873 17094 17316 18018 18623 20202 20316 20979 21164 21978 22009 23166 23702 24948 25641 25974 27027 27972 29484 30303 30474 31746 32967 34188 35553 36036 37037 37246 38961 40404 41958 43956 44018 45711 46332 47404 47619 51282 51948 54054 55869 60606 60948 62641 63492 65934 66027 71106 74074 74492 76923 77922 81081 83916 88036 90909 91422 95238 102564 106659 108108 111111 111738 121212 125282 130361 131868 132054 137133 142212 142857 148148 153846 154063 155844 162162 167607 181818 182844 187923 190476 198081 213318 222222 223476 230769 242099 250564 260722 264108 272727 274266 285714 307692 308126 319977 324324 333333 335214 363636 375846 391083 396162 426636 428571 438487 444444 461538 462189 484198 502821 521444 545454 548532 563769 571428 594243 616252 639954 666666 670428 689051 726297 751692 782166 792324 814333 857142 876974 923076 924378 959931 968396 999999 1005642 1090908 1127538 1173249 1188486 1279908 1315461 1333332 1378102 1386567 1452594 1508463 1564332 1628666 1691307 1694693 1714284 1753948 1782729 1848756 1919862 1999998 2011284 2067153 2178891 2255076 2346498 2376972 2442999 2630922 2756204 2773134 2905188 2999997 3016926 3257332 3382614 3389386 3519747 3565458 3839724 3946383 3999996 4134306 4159701 4357782 4692996 4823357 4885998 5073921 5084079 5261844 5546268 5700331 5999994 6033852 6201459 6536673 6765228 6778772 7039494 7130916 7328997 7892766 8268612 8319402 8715564 8957663 9646714 9771996 10147842 10168158 10559241 11400662 11839149 11999988 12402918 12479103 13073346 14078988 14470071 14657994 15252237 15785532 16638804 17100993 17915326 18604377 19293428 19610019 20295684 20336316 21118482 21986991 22801324 23678298 24805836 24958206 26146692 26872989 28940142 29315988 30504474 34201986 35517447 35830652 37208754 39220038 42236964 43410213 43973982 45756711 47356596 49916412 51302979 53745978 55813131 57880284 61008948 62703641 65960973 68403972 71034894 74417508 78440076 80618967 86820426 87947964 91513422 102605958 107491956 111626262 125407282 130230639 131921946 137270133 142069788 153908937 161237934 173640852 183026844 188110923 205211916 223252524 241856901 250814564 260461278 263843892 274540266 307817874 322475868 376221846 390691917 461726811 483713802 520922556 549080532 564332769 615635748 725570703 752443692 781383834 923453622 967427604 1128665538 1451141406 1562767668 1692998307 1846907244 2257331076 2902282812 3385996614 5078994921 6771993228 10157989842 20315979684
• Sum of all divisors σ(n): 73279024896
• Sum of proper divisors (its aliquot sum) s(n): 52963045212
• 20315979684 is an abundant number, because the sum of its proper divisors (52963045212) is greater than itself. Its abundance is 32647065528

Bases of 20315979684

• Binary: 10010111010111011010011111110100100₂
• Hexadecimal: 0x4BAED3FA4
• Base-36: 9BZLY90

Squares and roots of 20315979684

• 20315979684 squared (20315979684²) is 412739030520700739856
• 20315979684 cubed (20315979684³) is 8385197758852412172358265085504
• The square root of 20315979684 is 142534.1351536537
• The cube root of 20315979684 is 2728.6380019305

Scales and comparisons

• 20,315,979,684 seconds is equal to 645 years, 51 weeks, 1 day, 15 hours, 41 minutes, 24 seconds.
• To count from 1 to 20,315,979,684 would take you about one thousand, two hundred ninety-one 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 20315979684 cubic inches would be around 227.4 feet tall.

Recreational maths with 20315979684

• 20315979684 backwards is 48697951302
• 20315979684 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20315979684's digits is 54
• More coming soon!