155355280080

Names of 155355280080

• Cardinal: 155355280080 can be written as One hundred fifty-five billion, three hundred fifty-five million, two hundred eighty thousand and eighty.

Scientific notation

• Scientific notation: 1.5535528008 × 10¹¹

Factors of 155355280080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 92422

Divisors of 155355280080

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 20 21 22 24 26 28 30 33 35 39 40 42 44 48 49 52 55 56 60 65 66 70 77 78 80 84 88 91 98 104 105 110 112 120 130 132 140 143 147 154 156 165 168 176 182 195 196 208 210 220 231 240 245 260 264 273 280 286 294 308 312 330 336 364 385 390 392 420 429 440 455 462 490 520 528 539 546 560 572 588 616 624 637 660 715 728 735 770 780 784 840 858 880 910 924 980 1001 1040 1078 1092 1144 1155 1176 1232 1274 1320 1365 1430 1456 1470 1540 1560 1617 1680 1716 1820 1848 1911 1960 2002 2145 2156 2184 2288 2310 2352 2548 2640 2695 2730 2860 2940 3003 3080 3120 3185 3234 3432 3640 3696 3822 3920 4004 4290 4312 4368 4620 5005 5096 5390 5460 5720 5880 6006 6160 6370 6468 6864 7007 7280 7644 8008 8085 8580 8624 9240 9555 10010 10192 10780 10920 11440 11760 12012 12740 12936 14014 15015 15288 16016 16170 17160 18480 19110 20020 21021 21560 21840 24024 25480 25872 28028 30030 30576 32340 34320 35035 38220 40040 42042 43120 48048 50960 56056 60060 64680 70070 76440 80080 84084 92381 105105 112112 120120 129360 140140 152880 168168 184762 210210 240240 277143 280280 336336 369524 420420 461905 554286 560560 646667 739048 840840 923810 1016191 1108572 1200953 1293334 1385715 1478096 1681680 1847620 1940001 2032382 2217144 2401906 2586668 2771430 3048573 3233335 3602859 3695240 3880002 4064764 4434288 4526669 4803812 5080955 5173336 5542860 6004765 6097146 6466670 7113337 7205718 7390480 7760004 8129528 8406671 9053338 9607624 9700005 10161910 10346672 11085720 12009530 12194292 12933340 13210483 13580007 14226674 14411436 15242865 15520008 16259056 16813342 18014295 18106676 19215248 19400010 20323820 21340011 22171440 22633345 24019060 24388584 25220013 25866680 26420966 27160014 28453348 28822872 30485730 31040016 33626684 35566685 36028590 36213352 38800020 39631449 40647640 42033355 42680022 45266690 48038120 48777168 49793359 50440026 51733360 52841932 54320028 56906696 57645744 58846697 60971460 66052415 67253368 67900035 71133370 72057180 72426704 77600040 79262898 81295280 84066710 85360044 90533380 92473381 96076240 99586718 100880052 105683864 106700055 108640056 113813392 117693394 121942920 126100065 132104830 134506736 135800070 142266740 144114360 149380077 155200080 158525796 168133420 170720088 176540091 181066760 184946762 198157245 199173436 201760104 211367728 213400110 217280112 235386788 243885840 248966795 252200130 264209660 271600140 277420143 284533480 288228720 294233485 298760154 317051592 336266840 341440176 353080182 362133520 369893524 396314490 398346872 403520208 426800220 462366905 470773576 497933590 504400260 528419320 543200280 554840286 569066960 588466970 597520308 634103184 647313667 672533680 706160364 739787048 746900385 792628980 796693744 853600440 882700455 924733810 941547152 995867180 1008800520 1056838640 1086400560 1109680572 1176933940 1195040616 1294627334 1387100715 1412320728 1479574096 1493800770 1585257960 1707200880 1765400910 1849467620 1941941001 1991734360 2017601040 2219361144 2353867880 2390081232 2589254668 2774201430 2824641456 2987601540 3170515920 3236568335 3530801820 3698935240 3883882002 3983468720 4438722288 4707735760 5178509336 5548402860 5975203080 6473136670 7061603640 7397870480 7767764004 9709705005 10357018672 11096805720 11950406160 12946273340 14123207280 15535528008 19419410010 22193611440 25892546680 31071056016 38838820020 51785093360 77677640040 155355280080
• Sum of all divisors σ(n): 658179623808
• Sum of proper divisors (its aliquot sum) s(n): 502824343728
• 155355280080 is an abundant number, because the sum of its proper divisors (502824343728) is greater than itself. Its abundance is 347469063648

Bases of 155355280080

• Binary: 10010000101011111001010111001011010000₂
• Hexadecimal: 0x242BE572D0
• Base-36: 1ZDAITAO

Squares and roots of 155355280080

• 155355280080 squared (155355280080²) is 24135263048735244806400
• 155355280080 cubed (155355280080³) is 3749540550740738646665637376512000
• The square root of 155355280080 is 394151.3415935557
• The cube root of 155355280080 is 5375.7864227215

Scales and comparisons

• 155,355,280,080 seconds is equal to 4,939 years, 42 weeks, 3 days, 12 hours, 28 minutes.
• To count from 1 to 155,355,280,080 would take you about nine thousand, eight hundred seventy-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 155355280080 cubic inches would be around 448 feet tall.

Recreational maths with 155355280080

• 155355280080 backwards is 080082553551
• 155355280080 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155355280080's digits is 42
• More coming soon!