138456005028

Names of 138456005028

• Cardinal: 138456005028 can be written as One hundred thirty-eight billion, four hundred fifty-six million, five thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.38456005028 × 10¹¹

Factors of 138456005028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 485991

Divisors of 138456005028

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 11 12 17 22 33 34 44 51 66 68 102 127 132 187 204 254 374 381 508 561 748 762 1122 1397 1524 2159 2244 2794 4191 4318 5588 6477 8382 8636 12954 16764 23749 25908 47498 71247 94996 142494 284988 485831 971662 1457493 1943324 2914986 5344141 5829972 8259127 10688282 16032423 16518254 21376564 24777381 32064846 33036508 49554762 61700537 64129692 90850397 99109524 123401074 181700794 185101611 246802148 272551191 363401588 370203222 545102382 678705907 740406444 1048909129 1090204764 1357411814 2036117721 2097818258 2714823628 3146727387 4072235442 4195636516 6293454774 8144470884 11538000419 12586909548 23076000838 34614001257 46152001676 69228002514 138456005028
• Sum of all divisors σ(n): 376103927808
• Sum of proper divisors (its aliquot sum) s(n): 237647922780
• 138456005028 is an abundant number, because the sum of its proper divisors (237647922780) is greater than itself. Its abundance is 99191917752

Bases of 138456005028

• Binary: 10000000111100100111101111100110100100₂
• Hexadecimal: 0x203C9EF9A4
• Base-36: 1RLT4P7O

Squares and roots of 138456005028

• 138456005028 squared (138456005028²) is 19170065328313561280784
• 138456005028 cubed (138456005028³) is 2654210661484070911452815623781952
• The square root of 138456005028 is 372096.7683654347
• The cube root of 138456005028 is 5173.3349606515

Scales and comparisons

• 138,456,005,028 seconds is equal to 4,402 years, 24 weeks, 4 days, 1 hour, 23 minutes, 48 seconds.
• To count from 1 to 138,456,005,028 would take you about eight thousand, eight hundred four 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 138456005028 cubic inches would be around 431.1 feet tall.

Recreational maths with 138456005028

• 138456005028 backwards is 820500654831
• The number of decimal digits it has is: 12
• The sum of 138456005028's digits is 42
• More coming soon!