642738022848

Names of 642738022848

• Cardinal: 642738022848 can be written as Six hundred forty-two billion, seven hundred thirty-eight million, twenty-two thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 6.42738022848 × 10¹¹

Factors of 642738022848

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 19683

Divisors of 642738022848

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 31 32 36 38 48 57 62 64 72 76 93 96 97 114 124 144 152 171 186 192 194 228 248 279 288 291 304 342 372 388 456 496 558 576 582 589 608 684 744 776 873 912 992 1116 1164 1178 1216 1368 1488 1552 1746 1767 1824 1843 1984 2232 2328 2356 2736 2976 3007 3104 3492 3534 3648 3686 4464 4656 4712 5301 5472 5529 5952 6014 6208 6984 7068 7372 8928 9021 9312 9424 10602 10944 11058 12028 13968 14136 14744 16587 17856 18042 18624 18848 19531 21204 22116 24056 27063 27936 28272 29488 33174 36084 37696 39062 42408 44232 48112 54126 55872 56544 57133 58593 58976 66348 72168 78124 84816 88464 96224 108252 113088 114266 117186 117952 132696 144336 156248 169632 171399 175779 176928 192448 216504 228532 234372 265392 288672 312496 339264 342798 351558 353856 371089 433008 457064 468744 514197 530784 577344 605461 624992 685596 703116 742178 866016 914128 937488 1028394 1061568 1113267 1210922 1249984 1371192 1406232 1484356 1732032 1816383 1828256 1874976 1894507 2056788 2226534 2421844 2742384 2812464 2968712 3339801 3632766 3656512 3749952 3789014 4113576 4453068 4843688 5449149 5484768 5624928 5683521 5937424 6679602 7265532 7578028 8227152 8906136 9687376 10898298 10969536 11249856 11367042 11503759 11874848 13359204 14531064 15156056 16454304 17050563 17812272 19374752 21796596 22734084 23007518 23749696 26718408 29062128 30312112 32908608 34101126 34511277 35624544 35995633 38749504 43593192 45468168 46015036 53436816 58124256 58729717 60624224 68202252 69022554 71249088 71991266 87186384 90936336 92030072 103533831 106873632 107986899 116248512 117459434 121248448 136404504 138045108 143982532 174372768 176189151 181872672 184060144 207067662 213747264 215973798 234918868 272809008 276090216 287965064 323960697 348745536 352378302 363745344 368120288 414135324 431947596 469837736 528567453 545618016 552180432 575930128 647921394 704756604 736240576 828270648 863895192 939675472 1057134906 1091236032 1104360864 1115864623 1151860256 1295842788 1409513208 1656541296 1727790384 1879350944 2114269812 2208721728 2231729246 2303720512 2591685576 2819026416 3313082592 3347593869 3455580768 3758701888 4228539624 4463458492 5183371152 5638052832 6626165184 6695187738 6911161536 8457079248 8926916984 10042781607 10366742304 11276105664 13390375476 16914158496 17853833968 20085563214 20733484608 26780750952 33828316992 35707667936 40171126428 53561501904 71415335872 80342252856 107123003808 160684505712 214246007616 321369011424 642738022848
• Sum of all divisors σ(n): 2022552663040
• Sum of proper divisors (its aliquot sum) s(n): 1379814640192
• 642738022848 is an abundant number, because the sum of its proper divisors (1379814640192) is greater than itself. Its abundance is 737076617344

Bases of 642738022848

• Binary: 1001010110100110001010111110100111000000₂
• Hexadecimal: 0x95A62BE9C0
• Base-36: 879PMGG0

Squares and roots of 642738022848

• 642738022848 squared (642738022848²) is 413112166014556170031104
• 642738022848 cubed (642738022848³) is 265522896798650572714031095622664192
• The square root of 642738022848 is 801709.4379187513
• The cube root of 642738022848 is 8630.0106334765

Scales and comparisons

• 642,738,022,848 seconds is equal to 20,437 years, 4 weeks, 1 day, 11 hours, 40 minutes, 48 seconds.
• To count from 1 to 642,738,022,848 would take you about forty thousand, eight hundred seventy-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 642738022848 cubic inches would be around 719.2 feet tall.

Recreational maths with 642738022848

• 642738022848 backwards is 848220837246
• The number of decimal digits it has is: 12
• The sum of 642738022848's digits is 54
• More coming soon!