128361025520

Names of 128361025520

• Cardinal: 128361025520 can be written as One hundred twenty-eight billion, three hundred sixty-one million, twenty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2836102552 × 10¹¹

Factors of 128361025520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 702

Divisors of 128361025520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 17 20 26 28 34 35 40 41 52 56 65 68 70 80 82 85 91 104 112 119 130 136 140 164 170 182 205 208 221 238 260 272 280 287 328 340 364 410 442 455 476 520 533 560 574 595 617 656 680 697 728 820 884 910 952 1040 1066 1105 1148 1190 1234 1360 1394 1435 1456 1547 1640 1681 1768 1820 1904 2132 2210 2296 2380 2468 2665 2788 2870 3085 3094 3280 3362 3485 3536 3640 3731 4264 4319 4420 4592 4760 4879 4936 5330 5576 5740 6170 6188 6724 6970 7280 7462 7735 8021 8405 8528 8638 8840 9061 9520 9758 9872 10489 10660 11152 11480 11767 12340 12376 13448 13940 14924 15470 16042 16810 17276 17680 18122 18655 19516 20978 21320 21595 21853 22960 23534 24395 24680 24752 25297 26896 27880 28577 29848 30940 32084 33620 34552 36244 37310 39032 40105 41956 42640 43190 43706 45305 47068 48790 49360 50594 52445 55760 56147 57154 58835 59696 61880 63427 64168 67240 69104 72488 73423 74620 78064 80210 83912 86380 87412 90610 94136 97580 101188 104890 109265 112294 114308 117670 123760 126485 126854 128336 134480 136357 142885 144976 146846 149240 152971 160420 167824 172760 174824 177079 181220 188272 195160 200039 202376 209780 218530 224588 228616 235340 252970 253708 272714 280735 285770 293692 298480 305942 317135 320840 328861 345520 349648 354158 362440 367115 371501 390320 400078 404752 419560 430049 437060 449176 457232 470680 505940 507416 545428 561470 571540 587384 611884 634270 641680 657722 681785 708316 724880 734230 743002 764855 800156 839120 860098 874120 885395 898352 941360 954499 1000195 1011880 1014832 1037177 1090856 1122940 1143080 1174768 1223768 1268540 1315444 1363570 1416632 1468460 1486004 1529710 1600312 1644305 1720196 1748240 1770790 1857505 1908998 2000390 2023760 2074354 2150245 2181712 2245880 2286160 2302027 2447536 2537080 2600507 2630888 2727140 2833264 2936920 2972008 3010343 3059420 3200624 3288610 3440392 3541580 3715010 3817996 4000780 4148708 4300490 4491760 4604054 4772495 5074160 5185885 5201014 5261776 5454280 5590637 5873840 5944016 6020686 6118840 6577220 6880784 7083160 7260239 7430020 7635992 8001560 8297416 8600980 9208108 9544990 10371770 10402028 10908560 11181274 11510135 12041372 12237680 13002535 13154440 13483301 14166320 14520478 14860040 15051715 15271984 16003120 16594832 17201960 17632009 18416216 19089980 20743540 20804056 22362548 23020270 24082744 26005070 26308880 26966602 27953185 29040956 29720080 30103430 34403920 35264018 36301195 36832432 38179960 39134459 41487080 41608112 44725096 46040540 48165488 52010140 53933204 55906370 58081912 60206860 67416505 70528036 72602390 76359920 78268918 82974160 88160045 89450192 92081080 94383107 104020280 107866408 111812740 116163824 120413720 123424063 134833010 141056072 145204780 156537836 176320090 184162160 188766214 195672295 208040560 215732816 223625480 229216117 240827440 246848126 269666020 282112144 290409560 313075672 352640180 377532428 391344590 447250960 458432234 471915535 493696252 539332040 580819120 617120315 626151344 705280360 755064856 782689180 916864468 943831070 987392504 1078664080 1146080585 1234240630 1410560720 1510129712 1565378360 1604512819 1833728936 1887662140 1974785008 2292161170 2468481260 3130756720 3209025638 3667457872 3775324280 4584322340 4936962520 6418051276 7550648560 8022564095 9168644680 9873925040 12836102552 16045128190 18337289360 25672205104 32090256380 64180512760 128361025520
• Sum of all divisors σ(n): 399279694464
• Sum of proper divisors (its aliquot sum) s(n): 270918668944
• 128361025520 is an abundant number, because the sum of its proper divisors (270918668944) is greater than itself. Its abundance is 142557643424

Bases of 128361025520

• Binary: 1110111100010111010011100111111110000₂
• Hexadecimal: 0x1DE2E9CFF0
• Base-36: 1MYUU968

Squares and roots of 128361025520

• 128361025520 squared (128361025520²) is 16476552872546091270400
• 128361025520 cubed (128361025520³) is 2114947223754518128936063620608000
• The square root of 128361025520 is 358275.0696322589
• The cube root of 128361025520 is 5044.4179149087

Scales and comparisons

• 128,361,025,520 seconds is equal to 4,081 years, 25 weeks, 1 day, 25 minutes, 20 seconds.
• To count from 1 to 128,361,025,520 would take you about eight thousand, one hundred sixty-two 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 128361025520 cubic inches would be around 420.4 feet tall.

Recreational maths with 128361025520

• 128361025520 backwards is 025520163821
• 128361025520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128361025520's digits is 35
• More coming soon!