138113976

Names of 138113976

• Cardinal: 138113976 can be written as One hundred thirty-eight million, one hundred thirteen thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.38113976 × 10⁸

Factors of 138113976

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5785

Divisors of 138113976

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 33 39 42 44 52 56 66 77 78 84 88 91 104 132 143 154 156 168 182 231 264 273 286 308 312 364 429 462 546 572 616 728 858 924 1001 1092 1144 1716 1848 2002 2184 3003 3432 4004 5749 6006 8008 11498 12012 17247 22996 24024 34494 40243 45992 63239 68988 74737 80486 120729 126478 137976 149474 160972 189717 224211 241458 252956 298948 321944 379434 442673 448422 482916 505912 523159 597896 758868 822107 885346 896844 965832 1046318 1328019 1517736 1569477 1644214 1770692 1793688 2092636 2466321 2656038 3138954 3288428 3541384 4185272 4932642 5312076 5754749 6277908 6576856 9865284 10624152 11509498 12555816 17264247 19730568 23018996 34528494 46037992 69056988 138113976
• Sum of all divisors σ(n): 463680000
• Sum of proper divisors (its aliquot sum) s(n): 325566024
• 138113976 is an abundant number, because the sum of its proper divisors (325566024) is greater than itself. Its abundance is 187452048

Bases of 138113976

• Binary: 1000001110110111001110111000₂
• Hexadecimal: 0x83B73B8
• Base-36: 2A89FC

Squares and roots of 138113976

• 138113976 squared (138113976²) is 19075470366528576
• 138113976 cubed (138113976³) is 2634589056391438948978176
• The square root of 138113976 is 11752.1902639465
• The cube root of 138113976 is 516.9071537183

Scales and comparisons

• 138,113,976 seconds is equal to 4 years, 20 weeks, 2 days, 12 hours, 59 minutes, 36 seconds.
• To count from 1 to 138,113,976 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 138113976 cubic inches would be around 43.1 feet tall.

Recreational maths with 138113976

• 138113976 backwards is 679311831
• 138113976 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 138113976's digits is 39
• More coming soon!