129815138918400

Names of 129815138918400

• Cardinal: 129815138918400 can be written as One hundred twenty-nine trillion, eight hundred fifteen billion, one hundred thirty-eight million, nine hundred eighteen thousand, four hundred.

Scientific notation

• Scientific notation: 1.298151389184 × 10¹⁴

Factors of 129815138918400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 524341

Divisors of 129815138918400

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 31 32 39 40 48 50 52 60 62 64 65 75 78 80 93 96 100 104 120 124 128 130 150 155 156 160 186 192 195 200 208 240 248 256 260 300 310 312 320 325 372 384 390 400 403 416 465 480 496 512 520 600 620 624 640 650 744 768 775 780 800 806 832 930 960 975 992 1024 1040 1200 1209 1240 1248 1280 1300 1488 1536 1550 1560 1600 1612 1664 1860 1920 1950 1984 2015 2048 2080 2325 2400 2418 2480 2496 2560 2600 2976 3072 3100 3120 3200 3224 3328 3720 3840 3900 3968 4030 4096 4160 4650 4800 4836 4960 4992 5120 5200 5952 6045 6144 6200 6240 6400 6448 6656 7440 7680 7800 7936 8060 8192 8320 9300 9600 9672 9920 9984 10075 10240 10400 11904 12090 12288 12400 12480 12800 12896 13312 14880 15360 15600 15872 16120 16640 18600 19200 19344 19840 19968 20150 20480 20800 23808 24180 24576 24800 24960 25600 25792 26624 29760 30225 30720 31200 31744 32240 33280 37200 38400 38688 39680 39936 40300 40960 41600 47616 48360 49600 49920 51200 51584 53248 59520 60450 61440 62400 63488 64480 66560 74400 76800 77376 79360 79872 80600 83200 95232 96720 99200 99840 102400 103168 106496 119040 120900 122880 124800 126976 128960 133120 148800 153600 154752 158720 159744 161200 166400 190464 193440 198400 199680 204800 206336 238080 241800 249600 253952 257920 266240 297600 307200 309504 317440 319488 322400 332800 380928 386880 396800 399360 412672 476160 483600 499200 515840 524287 532480 595200 614400 619008 634880 644800 665600 761856 773760 793600 798720 825344 952320 967200 998400 1031680 1048574 1190400 1238016 1269760 1289600 1331200 1547520 1572861 1587200 1597440 1650688 1904640 1934400 1996800 2063360 2097148 2380800 2476032 2579200 2621435 2662400 3095040 3145722 3174400 3301376 3809280 3868800 3993600 4126720 4194296 4761600 4952064 5158400 5242870 6190080 6291444 6348800 6815731 7737600 7864305 7987200 8253440 8388592 9523200 9904128 10316800 10485740 12380160 12582888 13107175 13631462 15475200 15728610 16252897 16506880 16777184 19046400 20447193 20633600 20971480 24760320 25165776 26214350 27262924 30950400 31457220 32505794 33554368 34078655 39321525 40894386 41267200 41942960 48758691 49520640 50331552 52428700 54525848 61900800 62914440 65011588 67108736 68157310 78643050 81264485 81788772 82534400 83885920 97517382 100663104 102235965 104857400 109051696 123801600 125828880 130023176 134217472 136314620 157286100 162528970 163577544 167771840 170393275 195034764 201326208 204471930 209714800 211287661 218103392 243793455 247603200 251657760 260046352 268434944 272629240 314572200 325057940 327155088 335543680 340786550 390069528 402652416 406322425 408943860 419429600 422575322 436206784 487586910 503315520 511179825 520092704 536869888 545258480 629144400 633862983 650115880 654310176 671087360 681573100 780139056 805304832 812644850 817887720 838859200 845150644 872413568 975173820 1006631040 1022359650 1040185408 1056438305 1073739776 1090516960 1218967275 1258288800 1267725966 1300231760 1308620352 1342174720 1363146200 1560278112 1610609664 1625289700 1635775440 1677718400 1690301288 1744827136 1950347640 2013262080 2044719300 2080370816 2112876610 2147479552 2181033920 2437934550 2516577600 2535451932 2600463520 2617240704 2684349440 2726292400 3120556224 3169314915 3221219328 3250579400 3271550880 3355436800 3380602576 3489654272 3900695280 4026524160 4089438600 4160741632 4225753220 4294959104 4362067840 4875869100 5033155200 5070903864 5200927040 5234481408 5282191525 5368698880 5452584800 6241112448 6338629830 6442438656 6501158800 6543101760 6710873600 6761205152 6979308544 7801390560 8053048320 8178877200 8321483264 8451506440 8724135680 9751738200 10066310400 10141807728 10401854080 10468962816 10564383050 10737397760 10905169600 12482224896 12677259660 12884877312 13002317600 13086203520 13421747200 13522410304 13958617088 15602781120 15846574575 16106096640 16357754400 16642966528 16903012880 17448271360 19503476400 20132620800 20283615456 20803708160 20937925632 21128766100 21474795520 21810339200 24964449792 25354519320 26004635200 26172407040 26843494400 27044820608 27917234176 31205562240 31693149150 32212193280 32715508800 33285933056 33806025760 34896542720 39006952800 40265241600 40567230912 41607416320 41875851264 42257532200 43620678400 49928899584 50709038640 52009270400 52344814080 53686988800 54089641216 55834468352 62411124480 63386298300 64424386560 65431017600 66571866112 67612051520 69793085440 78013905600 80530483200 81134461824 83214832640 83751702528 84515064400 87241356800 99857799168 101418077280 104018540800 104689628160 107373977600 108179282432 124822248960 126772596600 130862035200 133143732224 135224103040 139586170880 156027811200 161060966400 162268923648 166429665280 167503405056 169030128800 174482713600 199715598336 202836154560 208037081600 209379256320 216358564864 249644497920 253545193200 261724070400 270448206080 279172341760 312055622400 322121932800 324537847296 332859330560 338060257600 348965427200 399431196672 405672309120 416074163200 418758512640 432717129728 499288995840 507090386400 523448140800 540896412160 624111244800 649075694592 665718661120 676120515200 697930854400 811344618240 832148326400 837517025280 865434259456 998577991680 1014180772800 1046896281600 1081792824320 1248222489600 1298151389184 1352241030400 1395861708800 1622689236480 1664296652800 1730868518912 1997155983360 2028361545600 2093792563200 2163585648640 2496444979200 2596302778368 2704482060800 3245378472960 3328593305600 4056723091200 4187585126400 4327171297280 4992889958400 5192605556736 5408964121600 6490756945920 8113446182400 8654342594560 9985779916800 10817928243200 12981513891840 16226892364800 21635856486400 25963027783680 32453784729600 43271712972800 64907569459200 129815138918400
• Sum of all divisors σ(n): 477158921207808
• Sum of proper divisors (its aliquot sum) s(n): 347343782289408
• 129815138918400 is an abundant number, because the sum of its proper divisors (347343782289408) is greater than itself. Its abundance is 217528643371008

Bases of 129815138918400

• Binary: 11101100001000011110001001111011110000000000000₂
• Hexadecimal: 0x7610F13DE000
• Base-36: 1A0K91ZFUO

Squares and roots of 129815138918400

• 129815138918400 squared (129815138918400²) is 16851970292403490321858560000
• 129815138918400 cubed (129815138918400³) is 2187640864557108964357098894476181504000000
• The square root of 129815138918400 is 11393644.6722898991
• The cube root of 129815138918400 is 50633.9467818833

Scales and comparisons

• 129,815,138,918,400 seconds is equal to 4,127,719 years, 45 weeks, 2 days, 18 hours, 40 minutes.
• To count from 1 to 129,815,138,918,400 would take you about ten million, three hundred nineteen thousand, two hundred ninety-nine 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 129815138918400 cubic inches would be around 4219.5 feet tall.

Recreational maths with 129815138918400

• 129815138918400 backwards is 004819831518921
• 129815138918400 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 129815138918400's digits is 60
• More coming soon!