1620859968

Names of 1620859968

• Cardinal: 1620859968 can be written as One billion, six hundred twenty million, eight hundred fifty-nine thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.620859968 × 10⁹

Factors of 1620859968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 149

Divisors of 1620859968

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 28 32 34 36 39 42 48 51 52 56 63 64 68 72 78 84 91 96 102 104 107 112 117 119 126 136 144 153 156 168 182 192 204 208 214 221 224 234 238 252 272 273 288 289 306 312 321 336 357 364 408 416 428 442 448 468 476 504 544 546 576 578 612 624 642 663 672 714 728 749 816 819 832 856 867 884 936 952 963 1008 1071 1088 1092 1156 1224 1248 1284 1326 1344 1391 1428 1456 1498 1547 1632 1638 1712 1734 1768 1819 1872 1904 1926 1989 2016 2023 2142 2184 2247 2312 2448 2496 2568 2601 2652 2782 2856 2912 2996 3094 3264 3276 3424 3468 3536 3638 3744 3757 3808 3852 3978 4032 4046 4173 4284 4368 4494 4624 4641 4896 5136 5202 5304 5457 5564 5712 5824 5992 6069 6188 6552 6741 6848 6936 7072 7276 7488 7514 7616 7704 7956 8092 8346 8568 8736 8988 9248 9282 9737 9792 10272 10404 10608 10914 11128 11271 11424 11984 12138 12376 12519 12733 13104 13482 13872 13923 14144 14552 15028 15408 15912 16184 16371 16692 17136 17472 17976 18207 18496 18564 19474 20544 20808 21216 21828 22256 22542 22848 23647 23968 24276 24752 25038 25466 26208 26299 26964 27744 27846 29104 29211 30056 30816 30923 31824 32368 32742 33384 33813 34272 35952 36414 37128 38199 38948 41616 42432 43656 44512 45084 47294 47936 48552 49504 50076 50932 52416 52598 53928 55488 55692 58208 58422 60112 61632 61846 63648 64736 65484 66768 67626 68544 70941 71904 72828 74256 76398 77896 78897 83232 87312 87633 89024 90168 92769 94588 97104 99008 100152 101864 105196 107856 111384 114597 116416 116844 120224 123692 127296 129472 130968 133536 135252 141882 143808 145656 148512 152796 155792 157794 165529 166464 174624 175266 180336 185538 189176 194208 200304 203728 210392 212823 215712 216461 222768 229194 233688 236691 240448 247384 261936 267072 270504 278307 283764 291312 297024 305592 311584 315588 331058 349248 350532 360672 371076 378352 388416 400608 401999 407456 420784 425646 431424 432922 445536 458388 467376 473382 494768 496587 523872 541008 556614 567528 582624 611184 623168 631176 649383 662116 701064 721344 742152 756704 801216 803998 814912 841568 851292 865844 891072 916776 934752 946764 989536 993174 1047744 1082016 1113228 1135056 1165248 1205997 1222368 1262352 1298766 1324232 1402128 1484304 1489761 1513408 1607996 1683136 1702584 1731688 1833552 1869504 1893528 1948149 1979072 1986348 2164032 2226456 2270112 2411994 2444736 2524704 2597532 2648464 2804256 2813993 2968608 2979522 3215992 3405168 3463376 3617991 3667104 3787056 3896298 3972696 4452912 4540224 4823988 5049408 5195064 5296928 5608512 5627986 5937216 5959044 6431984 6810336 6926752 7235982 7334208 7574112 7792596 7945392 8441979 8905824 9647976 10390128 10593856 11255972 11918088 12863968 13620672 13853504 14471964 15148224 15585192 15890784 16883958 17811648 19295952 20780256 22511944 23836176 25325937 25727936 28943928 31170384 31781568 33767916 38591904 41560512 45023888 47672352 50651874 57887856 62340768 67535832 77183808 90047776 95344704 101303748 115775712 124681536 135071664 180095552 202607496 231551424 270143328 405214992 540286656 810429984 1620859968
• Sum of all divisors σ(n): 6130942272
• Sum of proper divisors (its aliquot sum) s(n): 4510082304
• 1620859968 is an abundant number, because the sum of its proper divisors (4510082304) is greater than itself. Its abundance is 2889222336

Bases of 1620859968

• Binary: 1100000100111000101110001000000₂
• Hexadecimal: 0x609C5C40
• Base-36: QT0NK0

Squares and roots of 1620859968

• 1620859968 squared (1620859968²) is 2627187035864961024
• 1620859968 cubed (1620859968³) is 4258302294882095577681887232
• The square root of 1620859968 is 40259.9052159839
• The cube root of 1620859968 is 1174.6680741621

Scales and comparisons

• 1,620,859,968 seconds is equal to 51 years, 27 weeks, 6 days, 22 hours, 52 minutes, 48 seconds.
• To count from 1 to 1,620,859,968 would take you about one hundred three 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 1620859968 cubic inches would be around 97.9 feet tall.

Recreational maths with 1620859968

• 1620859968 backwards is 8699580261
• The number of decimal digits it has is: 10
• The sum of 1620859968's digits is 54
• More coming soon!