15122831139

Names of 15122831139

• Cardinal: 15122831139 can be written as Fifteen billion, one hundred twenty-two million, eight hundred thirty-one thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 1.5122831139 × 10¹⁰

Factors of 15122831139

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 273

Divisors of 15122831139

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 19 27 39 57 81 89 117 149 171 243 247 267 351 361 447 513 741 801 1053 1083 1157 1341 1539 1691 1937 2223 2403 2831 3159 3249 3471 4023 4617 4693 5073 5811 6669 7209 8493 9747 10413 12069 13261 14079 15219 17433 20007 21627 21983 25479 29241 31239 32129 36207 36803 39783 42237 45657 52299 53789 60021 65949 76437 87723 93717 96387 110409 119349 126711 136971 156897 161367 172393 197847 229311 251959 281151 289161 331227 358047 380133 410913 417677 470691 484101 517179 593541 687933 699257 755877 867483 993681 1074141 1140399 1253031 1452303 1551537 1780623 2097771 2267631 2602449 2981043 3222423 3275467 3759093 4356909 4654611 4787221 5341869 6293313 6802893 7807347 8943129 9826401 11277279 13070727 13963833 14361663 18879939 20408679 29479203 33831837 41891499 43084989 56639817 61226037 62233873 88437609 101495511 129254967 169919451 186701619 265312827 387764901 560104857 795938481 1163294703 1680314571 5040943713 15122831139
• Sum of all divisors σ(n): 26211276000
• Sum of proper divisors (its aliquot sum) s(n): 11088444861
• 15122831139 is a deficient number, because the sum of its proper divisors (11088444861) is less than itself. Its deficiency is 4034386278

Bases of 15122831139

• Binary: 1110000101011001000001011100100011₂
• Hexadecimal: 0x385641723
• Base-36: 6Y3QR6R

Squares and roots of 15122831139

• 15122831139 squared (15122831139²) is 228700021658708037321
• 15122831139 cubed (15122831139³) is 3458591809030284337307592938619
• The square root of 15122831139 is 122974.9207724893
• The cube root of 15122831139 is 2472.9255079719

Scales and comparisons

• 15,122,831,139 seconds is equal to 480 years, 44 weeks, 4 days, 18 hours, 25 minutes, 39 seconds.
• To count from 1 to 15,122,831,139 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 15122831139 cubic inches would be around 206.1 feet tall.

Recreational maths with 15122831139

• 15122831139 backwards is 93113822151
• The number of decimal digits it has is: 11
• The sum of 15122831139's digits is 36
• More coming soon!