13139266920

Names of 13139266920

• Cardinal: 13139266920 can be written as Thirteen billion, one hundred thirty-nine million, two hundred sixty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.313926692 × 10¹⁰

Factors of 13139266920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2952

Divisors of 13139266920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 31 39 40 52 60 62 65 78 93 97 104 120 124 130 155 156 186 194 195 248 260 291 310 312 372 388 390 403 465 485 520 582 620 744 776 780 806 930 970 1164 1209 1240 1261 1455 1560 1612 1860 1940 2015 2328 2418 2522 2801 2910 3007 3224 3720 3783 3880 4030 4836 5044 5602 5820 6014 6045 6305 7566 8060 8403 9021 9672 10088 11204 11640 12028 12090 12610 14005 15035 15132 16120 16806 18042 18915 22408 24056 24180 25220 28010 30070 30264 33612 36084 36413 37830 39091 42015 45105 48360 50440 56020 60140 67224 72168 72826 75660 78182 84030 86831 90210 109239 112040 117273 120280 145652 151320 156364 168060 173662 180420 182065 195455 218478 234546 260493 271697 291304 312728 336120 347324 360840 364130 390910 434155 436956 469092 520986 543394 546195 586365 694648 728260 781820 815091 868310 873912 938184 1041972 1086788 1092390 1128803 1172730 1302465 1358485 1456520 1563640 1630182 1736620 2083944 2173576 2184780 2257606 2345460 2604930 2716970 3260364 3386409 3473240 3532061 4075455 4369560 4515212 4690920 5209860 5433940 5644015 6520728 6772818 7064122 8150910 8422607 9030424 10419720 10596183 10867880 11288030 13545636 14128244 16301820 16845214 16932045 17660305 21192366 22576060 25267821 27091272 28256488 32603640 33690428 33864090 35320610 42113035 42384732 45152120 50535642 52980915 67380856 67728180 70641220 84226070 84769464 101071284 105961830 109493891 126339105 135456360 141282440 168452140 202142568 211923660 218987782 252678210 328481673 336904280 423847320 437975564 505356420 547469455 656963346 875951128 1010712840 1094938910 1313926692 1642408365 2189877820 2627853384 3284816730 4379755640 6569633460 13139266920
• Sum of all divisors σ(n): 44286842880
• Sum of proper divisors (its aliquot sum) s(n): 31147575960
• 13139266920 is an abundant number, because the sum of its proper divisors (31147575960) is greater than itself. Its abundance is 18008309040

Bases of 13139266920

• Binary: 1100001111001010010100110101101000₂
• Hexadecimal: 0x30F294D68
• Base-36: 61AS38O

Squares and roots of 13139266920

• 13139266920 squared (13139266920²) is 172640335195006286400
• 13139266920 cubed (13139266920³) is 2268367445285457848087565888000
• The square root of 13139266920 is 114626.6414059139
• The cube root of 13139266920 is 2359.7013722495

Scales and comparisons

• 13,139,266,920 seconds is equal to 417 years, 40 weeks, 6 days, 20 hours, 22 minutes.
• To count from 1 to 13,139,266,920 would take you about eight hundred thirty-five 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 13139266920 cubic inches would be around 196.6 feet tall.

Recreational maths with 13139266920

• 13139266920 backwards is 02966293131
• The number of decimal digits it has is: 11
• The sum of 13139266920's digits is 42
• More coming soon!