13123181329920

Names of 13123181329920

• Cardinal: 13123181329920 can be written as Thirteen trillion, one hundred twenty-three billion, one hundred eighty-one million, three hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.312318132992 × 10¹³

Factors of 13123181329920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 1541

Divisors of 13123181329920

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 640 648 720 729 768 810 864 960 972 1080 1152 1215 1280 1296 1440 1458 1531 1536 1620 1728 1920 1944 2160 2187 2304 2430 2560 2592 2880 2916 3062 3240 3456 3645 3840 3888 4320 4374 4593 4608 4860 5184 5760 5832 6124 6480 6912 7290 7655 7680 7776 8640 8748 9186 9720 10368 10935 11520 11664 12248 12960 13779 13824 14580 15310 15552 17280 17496 18372 19440 20736 21870 22965 23040 23328 24496 25920 27558 29160 30620 31104 34560 34992 36744 38880 41337 41472 43740 45930 46656 48992 51840 55116 58320 61240 62208 68895 69120 69984 73488 77760 82674 87480 91860 93312 97984 103680 110232 116640 122480 124011 124416 137790 139968 146976 155520 165348 174960 183720 186624 195968 206685 207360 220464 233280 244960 248022 275580 279936 293952 311040 330696 349920 367440 372033 373248 391936 413370 440928 466560 489920 496044 551160 559872 587904 620055 622080 661392 699840 734880 744066 783872 826740 881856 933120 979840 992088 1102320 1116099 1119744 1175808 1240110 1322784 1399680 1469760 1488132 1653480 1763712 1860165 1866240 1959680 1984176 2204640 2232198 2343961 2351616 2480220 2645568 2799360 2939520 2976264 3306960 3348297 3527424 3720330 3919360 3968352 4409280 4464396 4687922 4960440 5291136 5580495 5598720 5879040 5952528 6613920 6696594 7031883 7054848 7440660 7936704 8818560 8928792 9375844 9920880 10582272 11160990 11719805 11758080 11905056 13227840 13393188 14063766 14881320 15873408 16741485 17637120 17857584 18751688 19841760 21095649 21164544 22321980 23439610 23810112 26455680 26786376 28127532 29762640 31746816 33482970 35159415 35274240 35715168 37503376 39683520 42191298 44643960 46879220 47620224 52911360 53572752 56255064 59525280 63286947 63493632 66965940 70318830 71430336 75006752 79367040 84382596 89287920 93758440 95240448 105478245 105822720 107145504 112510128 119050560 126573894 133931880 140637660 142860672 150013504 158734080 168765192 178575840 187516880 189860841 190480896 210956490 214291008 225020256 238101120 253147788 267863760 281275320 285721344 300027008 316434735 317468160 337530384 357151680 375033760 379721682 421912980 428582016 450040512 476202240 506295576 535727520 562550640 569582523 571442688 600054016 632869470 675060768 714303360 750067520 759443364 843825960 857164032 900081024 949304205 952404480 1012591152 1071455040 1125101280 1139165046 1200108032 1265738940 1350121536 1428606720 1500135040 1518886728 1687651920 1708747569 1714328064 1800162048 1898608410 2025182304 2142910080 2250202560 2278330092 2531477880 2700243072 2847912615 2857213440 3000270080 3037773456 3375303840 3417495138 3600324096 3797216820 4050364608 4285820160 4500405120 4556660184 5062955760 5126242707 5400486144 5695825230 6000540160 6075546912 6750607680 6834990276 7594433640 8100729216 8543737845 8571640320 9000810240 9113320368 10125911520 10252485414 10800972288 11391650460 12151093824 13501215360 13669980552 15188867280 16201458432 17087475690 18001620480 18226640736 20251823040 20504970828 22783300920 24302187648 25631213535 27002430720 27339961104 30377734560 32402916864 34174951380 36453281472 40503646080 41009941656 45566601840 48604375296 51262427070 54004861440 54679922208 60755469120 68349902760 72906562944 81007292160 82019883312 91133203680 97208750592 102524854140 109359844416 121510938240 136699805520 145813125888 162014584320 164039766624 182266407360 205049708280 218719688832 243021876480 273399611040 291626251776 328079533248 364532814720 410099416560 437439377664 486043752960 546799222080 656159066496 729065629440 820198833120 874878755328 1093598444160 1312318132992 1458131258880 1640397666240 2187196888320 2624636265984 3280795332480 4374393776640 6561590664960 13123181329920
• Sum of all divisors σ(n): 47220966191520
• Sum of proper divisors (its aliquot sum) s(n): 34097784861600
• 13123181329920 is an abundant number, because the sum of its proper divisors (34097784861600) is greater than itself. Its abundance is 20974603531680

Bases of 13123181329920

• Binary: 10111110111101111010100011111011111000000000₂
• Hexadecimal: 0xBEF7A8FBE00
• Base-36: 4NGPFC000

Squares and roots of 13123181329920

• 13123181329920 squared (13123181329920²) is 172217888217960859887206400
• 13123181329920 cubed (13123181329920³) is 2260046575340193496085096065545535488000
• The square root of 13123181329920 is 3622593.1775345683
• The cube root of 13123181329920 is 23587.3803364763

Scales and comparisons

• 13,123,181,329,920 seconds is equal to 417,276 years, 29 weeks, 5 days, 19 hours, 12 minutes.
• To count from 1 to 13,123,181,329,920 would take you about one million, forty-three thousand, one 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 13123181329920 cubic inches would be around 1965.6 feet tall.

Recreational maths with 13123181329920

• 13123181329920 backwards is 02992318132131
• 13123181329920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13123181329920's digits is 45
• More coming soon!