12639318016

Names of 12639318016

• Cardinal: 12639318016 can be written as Twelve billion, six hundred thirty-nine million, three hundred eighteen thousand and sixteen.

Scientific notation

• Scientific notation: 1.2639318016 × 10¹⁰

Factors of 12639318016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 65

Divisors of 12639318016

• Number of divisors d(n): 234
• Complete list of divisors:
  1 2 4 8 13 16 19 26 31 32 38 52 62 64 76 104 124 128 152 169 208 247 248 256 304 338 403 416 494 496 512 589 608 676 806 832 961 988 992 1024 1178 1216 1352 1612 1664 1922 1976 1984 2048 2356 2432 2704 3211 3224 3328 3844 3952 3968 4096 4712 4864 5239 5408 6422 6448 6656 7657 7688 7904 7936 9424 9728 10478 10816 12493 12844 12896 13312 15314 15376 15808 15872 18259 18848 19456 20956 21632 24986 25688 25792 26624 30628 30752 31616 31744 36518 37696 38912 41912 43264 49972 51376 51584 53248 61256 61504 63232 63488 73036 75392 77824 83824 86528 99541 99944 102752 103168 122512 123008 126464 126976 146072 150784 162409 167648 173056 199082 199888 205504 206336 237367 245024 246016 252928 292144 301568 324818 335296 346112 398164 399776 411008 412672 474734 490048 492032 505856 584288 603136 649636 670592 692224 796328 799552 822016 825344 949468 980096 984064 1011712 1168576 1206272 1299272 1341184 1592656 1599104 1644032 1650688 1898936 1960192 1968128 2337152 2412544 2598544 2682368 3085771 3185312 3198208 3288064 3797872 3920384 3936256 4674304 5197088 5364736 6171542 6370624 6396416 6576128 7595744 7840768 9348608 10394176 10729472 12343084 12741248 12792832 13152256 15191488 15681536 18697216 20788352 21458944 24686168 25482496 25585664 30382976 31363072 37394432 41576704 49372336 50964992 51171328 60765952 74788864 83153408 98744672 101929984 121531904 166306816 197489344 203859968 243063808 332613632 394978688 407719936 486127616 665227264 789957376 972255232 1579914752 3159829504 6319659008 12639318016
• Sum of all divisors σ(n): 29769206580
• Sum of proper divisors (its aliquot sum) s(n): 17129888564
• 12639318016 is an abundant number, because the sum of its proper divisors (17129888564) is greater than itself. Its abundance is 4490570548

Bases of 12639318016

• Binary: 1011110001010111001011000000000000₂
• Hexadecimal: 0x2F15CB000
• Base-36: 5T14G74

Squares and roots of 12639318016

• 12639318016 squared (12639318016²) is 159752359909582176256
• 12639318016 cubed (12639318016³) is 2019160880703698131384948228096
• The square root of 12639318016 is 112424.7215518011
• The cube root of 12639318016 is 2329.3846739755

Scales and comparisons

• 12,639,318,016 seconds is equal to 401 years, 46 weeks, 2 days, 9 hours, 40 minutes, 16 seconds.
• To count from 1 to 12,639,318,016 would take you about eight 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 12639318016 cubic inches would be around 194.1 feet tall.

Recreational maths with 12639318016

• 12639318016 backwards is 61081393621
• The number of decimal digits it has is: 11
• The sum of 12639318016's digits is 40
• More coming soon!