155549849856

Names of 155549849856

• Cardinal: 155549849856 can be written as One hundred fifty-five billion, five hundred forty-nine million, eight hundred forty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.55549849856 × 10¹¹

Factors of 155549849856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 79074

Divisors of 155549849856

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 128 136 151 192 204 256 272 302 384 408 453 544 604 768 816 906 1088 1208 1632 1812 2176 2416 2567 3264 3624 4352 4832 5134 6528 7248 7701 9664 10268 13056 14496 15402 19328 20536 28992 30804 38656 41072 57984 61608 78901 82144 115968 123216 157802 164288 236703 246432 315604 328576 473406 492864 631208 657152 946812 985728 1262416 1341317 1893624 1971456 2524832 2682634 3787248 4023951 5049664 5365268 7574496 8047902 10099328 10730536 11914051 15148992 16095804 20198656 21461072 23828102 30297984 32191608 35742153 42922144 47656204 60595968 64383216 71484306 85844288 95312408 128766432 142968612 171688576 190624816 202538867 257532864 285937224 343377152 381249632 405077734 515065728 571874448 607616601 762499264 810155468 1030131456 1143748896 1215233202 1524998528 1620310936 2287497792 2430466404 3049997056 3240621872 4574995584 4860932808 6481243744 9149991168 9721865616 12962487488 19443731232 25924974976 38887462464 51849949952 77774924928 155549849856
• Sum of all divisors σ(n): 441250282368
• Sum of proper divisors (its aliquot sum) s(n): 285700432512
• 155549849856 is an abundant number, because the sum of its proper divisors (285700432512) is greater than itself. Its abundance is 130150582656

Bases of 155549849856

• Binary: 10010000110111011111100101100100000000₂
• Hexadecimal: 0x24377E5900
• Base-36: 1ZGID4AO

Squares and roots of 155549849856

• 155549849856 squared (155549849856²) is 24195755790224143220736
• 155549849856 cubed (155549849856³) is 3763646180321808110571725065814016
• The square root of 155549849856 is 394398.0855125947
• The cube root of 155549849856 is 5378.0297306651

Scales and comparisons

• 155,549,849,856 seconds is equal to 4,946 years, 1 day, 11 hours, 37 minutes, 36 seconds.
• To count from 1 to 155,549,849,856 would take you about nine thousand, eight hundred ninety-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 155549849856 cubic inches would be around 448.2 feet tall.

Recreational maths with 155549849856

• 155549849856 backwards is 658948945551
• The number of decimal digits it has is: 12
• The sum of 155549849856's digits is 69
• More coming soon!