128741047292520

Names of 128741047292520

• Cardinal: 128741047292520 can be written as One hundred twenty-eight trillion, seven hundred forty-one billion, forty-seven million, two hundred ninety-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2874104729252 × 10¹⁴

Factors of 128741047292520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 671

Divisors of 128741047292520

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 41 45 52 54 60 65 72 78 82 90 104 108 117 120 123 130 135 156 164 180 195 205 216 234 246 260 270 312 328 351 360 369 390 410 468 492 520 533 540 585 607 615 702 738 780 820 936 984 1066 1080 1107 1170 1214 1230 1404 1476 1560 1599 1640 1755 1821 1845 2132 2214 2340 2428 2460 2665 2808 2952 3035 3198 3510 3642 3690 4264 4428 4680 4797 4856 4920 5330 5463 5535 6070 6396 7020 7284 7380 7891 7995 8856 9105 9594 10660 10926 11070 12140 12792 14040 14391 14568 14760 15782 15990 16389 18210 19188 21320 21852 22140 23673 23985 24280 24887 27315 28782 31564 31980 32778 36420 38376 39455 43704 44280 47346 47970 49774 54630 57564 63128 63960 65556 71019 71955 72840 74661 78910 81945 94692 95940 99548 109260 115128 118365 124435 131112 142038 143910 149322 157820 163890 189384 191880 199096 213057 218520 223983 236730 248870 284076 287820 298644 315640 323531 327780 355095 368449 373305 426114 447966 473460 497740 568152 575640 597288 647062 655560 671949 710190 736898 746610 852228 895932 946920 970593 995480 1065285 1105347 1119915 1294124 1343898 1420380 1473796 1493220 1617655 1704456 1791864 1842245 1941186 2130570 2210694 2239830 2588248 2687796 2840760 2911779 2947592 2986440 3235310 3316041 3359745 3684490 3882372 4261140 4421388 4479660 4789837 4852965 5375592 5526735 5823558 6470620 6632082 6719490 7368980 7764744 8522280 8735337 8842776 8959320 9579674 9705930 9948123 11053470 11647116 12941240 13264164 13438980 14369511 14558895 14737960 15106409 16580205 17470674 19159348 19411860 19896246 22106940 23294232 23949185 26528328 26877960 28739022 29117790 30212818 33160410 34941348 38318696 38823720 39792492 43108533 43676685 44213880 45319227 47898370 49740615 57478044 58235580 60425636 66320820 69882696 71847555 75532045 79584984 86217066 87353370 90638454 95796740 99481230 114956088 116471160 120851272 129325599 132641640 135957681 143695110 151064090 172434132 174706740 181276908 191593480 196383317 198962460 215542665 223648543 226596135 258651198 271915362 287390220 302128180 344868264 349413480 362553816 392766634 397924920 407873043 431085330 447297086 453192270 517302396 543830724 574780440 589149951 604256360 646627995 670945629 679788405 785533268 815746086 862170660 894594172 906384540 981916585 1034604792 1087661448 1118242715 1178299902 1293255990 1341891258 1359576810 1571066536 1631492172 1724341320 1767449853 1789188344 1812769080 1963833170 2012836887 2039365215 2236485430 2356599804 2586511980 2683782516 2719153620 2907431059 2945749755 3262984344 3354728145 3534899706 3927666340 4025673774 4078730430 4472970860 4713199608 5173023960 5302349559 5367565032 5438307240 5814862118 5891499510 6038510661 6709456290 7069799412 7855332680 8051347548 8157460860 8722293177 8837249265 8945941720 9169590263 10064184435 10604699118 11629724236 11782999020 12077021322 13418912580 14139598824 14537155295 16102695096 16314921720 17444586354 17674498530 18339180526 20128368870 21209398236 23259448472 23565998040 24154042644 26166879531 26511747795 26837825160 27508770789 29074310590 30192553305 34889172708 35348997060 36678361052 40256737740 42418796472 43611465885 45847951315 48308085288 52333759062 53023495590 55017541578 58148621180 60385106610 69778345416 70697994120 73356722104 78500638593 80513475480 82526312367 87222931770 91695902630 104667518124 106046991180 110035083156 116297242360 119204673419 120770213220 130834397655 137543853945 157001277186 165052624734 174445863540 183391805260 209335036248 212093982360 220070166312 238409346838 241540426440 247578937101 261668795310 275087707890 314002554372 330105249468 348891727080 357614020257 366783610520 392503192965 412631561835 476818693676 495157874202 523337590620 550175415780 596023367095 628005108744 660210498936 715228040514 785006385930 825263123670 953637387352 990315748404 1046675181240 1072842060771 1100350831560 1192046734190 1237894685505 1430456081028 1570012771860 1650526247340 1788070101285 1980631496808 2145684121542 2384093468380 2475789371010 2860912162056 3140025543720 3218526182313 3301052494680 3576140202570 4291368243084 4768186936760 4951578742020 5364210303855 6437052364626 7152280405140 8582736486168 9903157484040 10728420607710 12874104729252 14304560810280 16092630911565 21456841215420 25748209458504 32185261823130 42913682430840 64370523646260 128741047292520
• Sum of all divisors σ(n): 474200455680000
• Sum of proper divisors (its aliquot sum) s(n): 345459408387480
• 128741047292520 is an abundant number, because the sum of its proper divisors (345459408387480) is greater than itself. Its abundance is 216718361094960

Bases of 128741047292520

• Binary: 11101010001011011011100011001000101001001101000₂
• Hexadecimal: 0x7516DC645268
• Base-36: 19MUTJK960

Squares and roots of 128741047292520

• 128741047292520 squared (128741047292520²) is 16574257257974871222447950400
• 128741047292520 cubed (128741047292520³) is 2133787237487335753970928367490543251008000
• The square root of 128741047292520 is 11346411.2076250789
• The cube root of 128741047292520 is 50493.9112735677

Scales and comparisons

• 128,741,047,292,520 seconds is equal to 4,093,567 years, 4 weeks, 1 day, 17 hours, 42 minutes.
• To count from 1 to 128,741,047,292,520 would take you about ten million, two hundred thirty-three thousand, nine hundred seventeen 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 128741047292520 cubic inches would be around 4207.8 feet tall.

Recreational maths with 128741047292520

• 128741047292520 backwards is 025292740147821
• 128741047292520 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128741047292520's digits is 54
• More coming soon!