15121139136

Names of 15121139136

• Cardinal: 15121139136 can be written as Fifteen billion, one hundred twenty-one million, one hundred thirty-nine thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.5121139136 × 10¹⁰

Factors of 15121139136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 81

Divisors of 15121139136

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 46 48 53 64 69 92 96 106 138 159 184 192 212 276 318 368 424 529 552 636 736 848 1058 1104 1219 1272 1472 1587 1696 2116 2208 2438 2544 2809 3174 3392 3657 4232 4416 4876 5088 5618 6348 7314 8427 8464 9752 10176 11236 12696 14628 16854 16928 19504 22472 25392 28037 29256 33708 33856 39008 44944 50784 56074 58512 64607 67416 78016 84111 89888 101568 112148 117024 129214 134832 148877 168222 179776 193821 224296 234048 258428 269664 297754 336444 387642 446631 448592 516856 539328 595508 672888 775284 893262 897184 1033712 1191016 1345776 1485961 1550568 1786524 1794368 2067424 2382032 2691552 2971922 3101136 3424171 3573048 4134848 4457883 4764064 5383104 5943844 6202272 6848342 7146096 8915766 9528128 10272513 11887688 12404544 13696684 14292192 17831532 20545026 23775376 27393368 28584384 35663064 41090052 47550752 54786736 71326128 78755933 82180104 95101504 109573472 142652256 157511866 164360208 219146944 236267799 285304512 315023732 328720416 472535598 630047464 657440832 945071196 1260094928 1890142392 2520189856 3780284784 5040379712 7560569568 15121139136
• Sum of all divisors σ(n): 42627407760
• Sum of proper divisors (its aliquot sum) s(n): 27506268624
• 15121139136 is an abundant number, because the sum of its proper divisors (27506268624) is greater than itself. Its abundance is 12385129488

Bases of 15121139136

• Binary: 1110000101010010100100010111000000₂
• Hexadecimal: 0x3854A45C0
• Base-36: 6Y2QHMO

Squares and roots of 15121139136

• 15121139136 squared (15121139136²) is 228648848770270826496
• 15121139136 cubed (15121139136³) is 3457431055541487667847731347456
• The square root of 15121139136 is 122968.0411163813
• The cube root of 15121139136 is 2472.8332775909

Scales and comparisons

• 15,121,139,136 seconds is equal to 480 years, 41 weeks, 6 days, 4 hours, 25 minutes, 36 seconds.
• To count from 1 to 15,121,139,136 would take you about nine hundred sixty-one 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 15121139136 cubic inches would be around 206.1 feet tall.

Recreational maths with 15121139136

• 15121139136 backwards is 63193112151
• The number of decimal digits it has is: 11
• The sum of 15121139136's digits is 33
• More coming soon!