155118900540

Names of 155118900540

• Cardinal: 155118900540 can be written as One hundred fifty-five billion, one hundred eighteen million, nine hundred thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.5511890054 × 10¹¹

Factors of 155118900540

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 53249

Divisors of 155118900540

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 380 570 1140 2693 5386 8079 10772 13465 16158 26930 32316 40395 50527 51167 53860 80790 101054 102334 151581 153501 161580 202108 204668 252635 255835 303162 307002 505270 511670 606324 614004 757905 767505 960013 1010540 1023340 1515810 1535010 1920026 2880039 3031620 3070020 3840052 4800065 5760078 9600130 11520156 14400195 19200260 28800390 57600780 136069211 272138422 408207633 544276844 680346055 816415266 1360692110 1632830532 2041038165 2585315009 2721384220 4082076330 5170630018 7755945027 8164152660 10341260036 12926575045 15511890054 25853150090 31023780108 38779725135 51706300180 77559450270 155118900540
• Sum of all divisors σ(n): 457371371520
• Sum of proper divisors (its aliquot sum) s(n): 302252470980
• 155118900540 is an abundant number, because the sum of its proper divisors (302252470980) is greater than itself. Its abundance is 147133570440

Bases of 155118900540

• Binary: 10010000011101110011101001010100111100₂
• Hexadecimal: 0x241DCE953C
• Base-36: 1Z9DSDOC

Squares and roots of 155118900540

• 155118900540 squared (155118900540²) is 24061873304738412291600
• 155118900540 cubed (155118900540³) is 3732451331963798886978213877464000
• The square root of 155118900540 is 393851.3685897257
• The cube root of 155118900540 is 5373.0585442873

Scales and comparisons

• 155,118,900,540 seconds is equal to 4,932 years, 15 weeks, 4 days, 15 hours, 29 minutes.
• To count from 1 to 155,118,900,540 would take you about nine thousand, eight hundred sixty-four 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 155118900540 cubic inches would be around 447.8 feet tall.

Recreational maths with 155118900540

• 155118900540 backwards is 045009811551
• The number of decimal digits it has is: 12
• The sum of 155118900540's digits is 39
• More coming soon!