155945149120

Names of 155945149120

• Cardinal: 155945149120 can be written as One hundred fifty-five billion, nine hundred forty-five million, one hundred forty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.5594514912 × 10¹¹

Factors of 155945149120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1065

Divisors of 155945149120

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 37 40 64 74 80 127 137 148 160 185 254 274 296 320 370 508 548 592 635 685 740 757 1016 1096 1184 1270 1370 1480 1514 2032 2192 2368 2540 2740 2960 3028 3785 4064 4384 4699 5069 5080 5480 5920 6056 7570 8128 8768 9398 10138 10160 10960 11840 12112 15140 17399 18796 20276 20320 21920 23495 24224 25345 28009 30280 34798 37592 40552 40640 43840 46990 48448 50690 56018 60560 69596 75184 81104 86995 93980 96139 101380 103709 112036 121120 139192 140045 150368 162208 173990 187960 192278 202760 207418 224072 242240 278384 280090 300736 324416 347980 375920 384556 405520 414836 448144 480695 518545 556768 560180 643763 695960 751840 769112 811040 829672 896288 961390 1037090 1113536 1120360 1287526 1391920 1503680 1538224 1622080 1659344 1792576 1922780 2074180 2240720 2575052 2783840 3076448 3218815 3318688 3557143 3837233 3845560 4148360 4481440 5150104 5567680 6152896 6437630 6637376 7114286 7674466 7691120 8296720 8962880 10300208 12875260 13171043 14228572 15348932 15382240 16593440 17785715 19186165 20600416 25750520 26342086 28457144 30697864 30764480 33186880 35571430 38372330 41200832 51501040 52684172 56914288 61395728 65855215 71142860 76744660 103002080 105368344 113828576 122791456 131710430 142285720 153489320 206004160 210736688 227657152 245582912 263420860 284571440 306978640 421473376 487328591 526841720 569142880 613957280 842946752 974657182 1053683440 1138285760 1227914560 1949314364 2107366880 2436642955 3898628728 4214733760 4873285910 7797257456 9746571820 15594514912 19493143640 31189029824 38986287280 77972574560 155945149120
• Sum of all divisors σ(n): 387700918272
• Sum of proper divisors (its aliquot sum) s(n): 231755769152
• 155945149120 is an abundant number, because the sum of its proper divisors (231755769152) is greater than itself. Its abundance is 75810620032

Bases of 155945149120

• Binary: 10010001001111000011100010001011000000₂
• Hexadecimal: 0x244F0E22C0
• Base-36: 1ZN1PR5S

Squares and roots of 155945149120

• 155945149120 squared (155945149120²) is 24318889534059036774400
• 155945149120 cubed (155945149120³) is 3792412854821643808667371798528000
• The square root of 155945149120 is 394898.9100010279
• The cube root of 155945149120 is 5382.5816108849

Scales and comparisons

• 155,945,149,120 seconds is equal to 4,958 years, 29 weeks, 5 days, 16 hours, 58 minutes, 40 seconds.
• To count from 1 to 155,945,149,120 would take you about nine 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 155945149120 cubic inches would be around 448.5 feet tall.

Recreational maths with 155945149120

• 155945149120 backwards is 021941549551
• The number of decimal digits it has is: 12
• The sum of 155945149120's digits is 46
• More coming soon!