129857540400

Names of 129857540400

• Cardinal: 129857540400 can be written as One hundred twenty-nine billion, eight hundred fifty-seven million, five hundred forty thousand, four hundred.

Scientific notation

• Scientific notation: 1.298575404 × 10¹¹

Factors of 129857540400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 119899

Divisors of 129857540400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 28 30 35 36 40 42 43 45 48 50 56 60 63 70 72 75 80 84 86 90 100 105 112 120 126 129 140 144 150 168 172 175 180 200 210 215 225 240 252 258 280 300 301 315 336 344 350 360 387 400 420 430 450 504 516 525 560 600 602 630 645 688 700 720 774 840 860 900 903 1008 1032 1050 1075 1200 1204 1260 1290 1400 1505 1548 1575 1680 1720 1800 1806 1935 2064 2100 2150 2408 2520 2580 2709 2800 3010 3096 3150 3225 3440 3600 3612 3870 4200 4300 4515 4816 5040 5160 5418 6020 6192 6300 6450 7224 7525 7740 8400 8600 9030 9675 10320 10836 12040 12600 12900 13545 14448 15050 15480 17200 18060 19350 21672 22575 24080 25200 25800 27090 30100 30960 36120 38700 43344 45150 51600 54180 60200 67725 72240 77400 90300 108360 119839 120400 135450 154800 180600 216720 239678 270900 359517 361200 479356 541800 599195 719034 838873 958712 1078551 1083600 1198390 1438068 1677746 1797585 1917424 2157102 2396780 2516619 2876136 2995975 3355492 3595170 4194365 4314204 4793560 5033238 5153077 5392755 5752272 5991950 6710984 7190340 7549857 8388730 8628408 8987925 9587120 10066476 10306154 10785510 11983900 12583095 13421968 14380680 15099714 15459231 16777460 17256816 17975850 20132952 20612308 20971825 21571020 23967800 25166190 25765385 26963775 28761360 30199428 30918462 33554920 35951700 36071539 37749285 40265904 41224616 41943650 43142040 46377693 47935600 50332380 51530770 53927550 60398856 61836924 62915475 67109840 71903400 72143078 75498570 77296155 82449232 83887300 86284080 92755386 100664760 103061540 107855100 108214617 120797712 123673848 125830950 128826925 143806800 144286156 150997140 154592310 167774600 180357695 185510772 188746425 201329520 206123080 215710200 216429234 231888465 247347696 251661900 257653850 288572312 301994280 309184620 324643851 335549200 360715390 371021544 377492850 386480775 412246160 431420400 432858468 463776930 503323800 515307700 541073085 577144624 603988560 618369240 649287702 721430780 742043088 754985700 772961550 865716936 901788475 927553860 1006647600 1030615400 1082146170 1159442325 1236738480 1298575404 1442861560 1509971400 1545923100 1623219255 1731433872 1803576950 1855107720 2061230800 2164292340 2318884650 2597150808 2705365425 2885723120 3019942800 3091846200 3246438510 3607153900 3710215440 4328584680 4637769300 5194301616 5410730850 6183692400 6492877020 7214307800 8116096275 8657169360 9275538600 10821461700 12985754040 14428615600 16232192550 18551077200 21642923400 25971508080 32464385100 43285846800 64928770200 129857540400
• Sum of all divisors σ(n): 527000714240
• Sum of proper divisors (its aliquot sum) s(n): 397143173840
• 129857540400 is an abundant number, because the sum of its proper divisors (397143173840) is greater than itself. Its abundance is 267285633440

Bases of 129857540400

• Binary: 1111000111100000111001101000100110000₂
• Hexadecimal: 0x1E3C1CD130
• Base-36: 1NNLTRG0

Squares and roots of 129857540400

• 129857540400 squared (129857540400²) is 16862980798737632160000
• 129857540400 cubed (129857540400³) is 2189785210336496337217539264000000
• The square root of 129857540400 is 360357.5174739665
• The cube root of 129857540400 is 5063.9459032279

Scales and comparisons

• 129,857,540,400 seconds is equal to 4,129 years, 3 weeks, 3 days, 19 hours.
• To count from 1 to 129,857,540,400 would take you about eight thousand, two hundred fifty-eight 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 129857540400 cubic inches would be around 422 feet tall.

Recreational maths with 129857540400

• 129857540400 backwards is 004045758921
• 129857540400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129857540400's digits is 45
• More coming soon!