138170281152

Names of 138170281152

• Cardinal: 138170281152 can be written as One hundred thirty-eight billion, one hundred seventy million, two hundred eighty-one thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.38170281152 × 10¹¹

Factors of 138170281152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 23476

Divisors of 138170281152

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 47 48 64 94 96 141 188 192 282 376 564 673 752 1128 1346 1504 2019 2256 2692 3008 4038 4512 5384 8076 9024 10768 16152 21536 22751 31631 32304 43072 45502 63262 64608 68253 91004 94893 126524 129216 136506 182008 189786 253048 273012 364016 379572 506096 546024 728032 759144 1012192 1069297 1092048 1456064 1518288 2024384 2138594 2184096 3036576 3207891 4277188 4368192 6073152 6415782 8554376 12831564 15311423 17108752 25663128 30622846 34217504 45934269 51326256 61245692 68435008 91868538 102652512 122491384 183737076 205305024 244982768 367474152 489965536 719636881 734948304 979931072 1439273762 1469896608 2158910643 2878547524 2939793216 4317821286 5757095048 8635642572 11514190096 17271285144 23028380192 34542570288 46056760384 69085140576 138170281152
• Sum of all divisors σ(n): 373924933632
• Sum of proper divisors (its aliquot sum) s(n): 235754652480
• 138170281152 is an abundant number, because the sum of its proper divisors (235754652480) is greater than itself. Its abundance is 97584371328

Bases of 138170281152

• Binary: 10000000101011100101110010110011000000₂
• Hexadecimal: 0x202B972CC0
• Base-36: 1RH30N9C

Squares and roots of 138170281152

• 138170281152 squared (138170281152²) is 19091026593622726447104
• 138170281152 cubed (138170281152³) is 2637812511921160963413145736183808
• The square root of 138170281152 is 371712.6324891313
• The cube root of 138170281152 is 5169.7738697179

Scales and comparisons

• 138,170,281,152 seconds is equal to 4,393 years, 20 weeks, 1 day, 1 hour, 39 minutes, 12 seconds.
• To count from 1 to 138,170,281,152 would take you about eight thousand, seven hundred eighty-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 138170281152 cubic inches would be around 430.8 feet tall.

Recreational maths with 138170281152

• 138170281152 backwards is 251182071831
• The number of decimal digits it has is: 12
• The sum of 138170281152's digits is 39
• More coming soon!