155137430240

Names of 155137430240

• Cardinal: 155137430240 can be written as One hundred fifty-five billion, one hundred thirty-seven million, four hundred thirty thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.5513743024 × 10¹¹

Factors of 155137430240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5433

Divisors of 155137430240

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 29 32 37 40 52 58 65 74 80 104 116 130 145 148 160 169 185 208 232 260 290 296 338 370 377 416 464 481 520 580 592 676 740 754 845 928 962 1040 1073 1160 1184 1352 1480 1508 1690 1885 1924 2080 2146 2320 2405 2704 2960 3016 3380 3770 3848 4292 4640 4810 4901 5347 5365 5408 5920 6032 6253 6760 7540 7696 8584 9620 9802 10694 10730 12064 12506 13520 13949 15080 15392 17168 19240 19604 21388 21460 24505 25012 26735 27040 27898 30160 31265 34336 38480 39208 42776 42920 49010 50024 53470 55796 60320 62530 69511 69745 76960 78416 85552 85840 98020 100048 106940 111592 125060 139022 139490 155063 156832 171104 171680 181337 196040 197839 200096 213880 223184 250120 278044 278980 310126 347555 362674 392080 395678 427760 446368 500240 556088 557960 620252 695110 725348 775315 784160 791356 855520 903643 906685 989195 1000480 1112176 1115920 1240504 1390220 1450696 1550630 1582712 1807286 1813370 1978390 2015819 2224352 2231840 2481008 2571907 2780440 2901392 3101260 3165424 3614572 3626740 3956780 4031638 4518215 4962016 5143814 5560880 5737331 5802784 6202520 6330848 7229144 7253480 7913560 8063276 9036430 10079095 10287628 11121760 11474662 12405040 12859535 14458288 14506960 15827120 16126552 18072860 20158190 20575256 22949324 24810080 25719070 26205647 28686655 28916576 29013920 31654240 32253104 33434791 36145720 40316380 41150512 45898648 51438140 52411294 57373310 64506208 66869582 72291440 74585303 80632760 82301024 91797296 102876280 104822588 114746620 131028235 133739164 144582880 149170606 161265520 167173955 183594592 205752560 209645176 229493240 262056470 267478328 298341212 322531040 334347910 372926515 411505120 419290352 458986480 524112940 534956656 596682424 668695820 745853030 838580704 917972960 969608939 1048225880 1069913312 1193364848 1337391640 1491706060 1939217878 2096451760 2386729696 2674783280 2983412120 3878435756 4192903520 4848044695 5349566560 5966824240 7756871512 9696089390 11933648480 15513743024 19392178780 31027486048 38784357560 77568715120 155137430240
• Sum of all divisors σ(n): 421734509280
• Sum of proper divisors (its aliquot sum) s(n): 266597079040
• 155137430240 is an abundant number, because the sum of its proper divisors (266597079040) is greater than itself. Its abundance is 111459648800

Bases of 155137430240

• Binary: 10010000011110111010010101001011100000₂
• Hexadecimal: 0x241EE952E0
• Base-36: 1Z9OTJA8

Squares and roots of 155137430240

• 155137430240 squared (155137430240²) is 24067622261470866457600
• 155137430240 cubed (155137430240³) is 3733789069631607584858275917824000
• The square root of 155137430240 is 393874.8916089981
• The cube root of 155137430240 is 5373.2724816787

Scales and comparisons

• 155,137,430,240 seconds is equal to 4,932 years, 46 weeks, 2 days, 2 hours, 37 minutes, 20 seconds.
• To count from 1 to 155,137,430,240 would take you about nine thousand, eight hundred sixty-five 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 155137430240 cubic inches would be around 447.8 feet tall.

Recreational maths with 155137430240

• 155137430240 backwards is 042034731551
• The number of decimal digits it has is: 12
• The sum of 155137430240's digits is 35
• More coming soon!