137987916

Names of 137987916

• Cardinal: 137987916 can be written as One hundred thirty-seven million, nine hundred eighty-seven thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 1.37987916 × 10⁸

Factors of 137987916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 158

Divisors of 137987916

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 11 12 22 29 33 44 58 66 87 113 116 121 132 174 226 242 319 339 348 363 452 484 638 678 726 841 957 1243 1276 1356 1452 1682 1914 2486 2523 3277 3364 3509 3729 3828 4972 5046 6554 7018 7458 9251 9831 10092 10527 13108 13673 14036 14916 18502 19662 21054 27346 27753 36047 37004 39324 41019 42108 54692 55506 72094 82038 95033 101761 108141 111012 144188 164076 190066 203522 216282 285099 305283 380132 396517 407044 432564 570198 610566 793034 1045363 1140396 1189551 1221132 1586068 2090726 2379102 3136089 4181452 4758204 6272178 11498993 12544356 22997986 34496979 45995972 68993958 137987916
• Sum of all divisors σ(n): 369770856
• Sum of proper divisors (its aliquot sum) s(n): 231782940
• 137987916 is an abundant number, because the sum of its proper divisors (231782940) is greater than itself. Its abundance is 93795024

Bases of 137987916

• Binary: 1000001110011000011101001100₂
• Hexadecimal: 0x839874C
• Base-36: 2A5K5O

Squares and roots of 137987916

• 137987916 squared (137987916²) is 19040664962023056
• 137987916 cubed (137987916³) is 2627381677363780641391296
• The square root of 137987916 is 11746.8257840151
• The cube root of 137987916 is 516.7498412517

Scales and comparisons

• 137,987,916 seconds is equal to 4 years, 20 weeks, 1 day, 1 hour, 58 minutes, 36 seconds.
• To count from 1 to 137,987,916 would take you about six 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 137987916 cubic inches would be around 43.1 feet tall.

Recreational maths with 137987916

• 137987916 backwards is 619789731
• The number of decimal digits it has is: 9
• The sum of 137987916's digits is 51
• More coming soon!