15139803172

Names of 15139803172

• Cardinal: 15139803172 can be written as Fifteen billion, one hundred thirty-nine million, eight hundred three thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.5139803172 × 10¹⁰

Factors of 15139803172

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1311

Divisors of 15139803172

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 13 26 41 52 73 82 89 146 164 178 292 356 533 949 1066 1093 1157 1898 2132 2186 2314 2993 3649 3796 4372 4628 5986 6497 7298 11972 12994 14209 14596 25988 28418 38909 44813 47437 56836 77818 79789 84461 89626 94874 97277 155636 159578 168922 179252 189748 194554 266377 319156 337844 389108 532754 582569 1037257 1065508 1165138 1264601 2074514 2330276 2529202 3271349 3462901 3988357 4149028 5058404 6542698 6925802 7101221 7976714 13085396 13851604 14202442 15953428 28404884 42527537 51848641 85055074 92315873 103697282 170110148 184631746 207394564 291150061 369263492 582300122 1164600244 3784950793 7569901586 15139803172
• Sum of all divisors σ(n): 29989340640
• Sum of proper divisors (its aliquot sum) s(n): 14849537468
• 15139803172 is a deficient number, because the sum of its proper divisors (14849537468) is less than itself. Its deficiency is 290265704

Bases of 15139803172

• Binary: 1110000110011001110001000000100100₂
• Hexadecimal: 0x386671024
• Base-36: 6YDUIW4

Squares and roots of 15139803172

• 15139803172 squared (15139803172²) is 229213640086901261584
• 15139803172 cubed (15139803172³) is 3470249395253334075780244944448
• The square root of 15139803172 is 123043.9074964705
• The cube root of 15139803172 is 2473.8502660817

Scales and comparisons

• 15,139,803,172 seconds is equal to 481 years, 20 weeks, 5 days, 4 hours, 52 minutes, 52 seconds.
• To count from 1 to 15,139,803,172 would take you about nine hundred sixty-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 15139803172 cubic inches would be around 206.2 feet tall.

Recreational maths with 15139803172

• 15139803172 backwards is 27130893151
• The number of decimal digits it has is: 11
• The sum of 15139803172's digits is 40
• More coming soon!