138567996

Names of 138567996

• Cardinal: 138567996 can be written as One hundred thirty-eight million, five hundred sixty-seven thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 1.38567996 × 10⁸

Factors of 138567996

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 690

Divisors of 138567996

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 81 84 107 108 126 162 189 214 252 321 324 378 428 567 571 642 749 756 963 1134 1142 1284 1498 1713 1926 2247 2268 2284 2889 2996 3426 3852 3997 4494 5139 5778 6741 6852 7994 8667 8988 10278 11556 11991 13482 15417 15988 17334 20223 20556 23982 26964 30834 34668 35973 40446 46251 47964 60669 61097 61668 71946 80892 92502 107919 121338 122194 143892 183291 185004 215838 242676 244388 323757 366582 427679 431676 549873 647514 733164 855358 1099746 1283037 1295028 1649619 1710716 2199492 2566074 3299238 3849111 4948857 5132148 6598476 7698222 9897714 11547333 15396444 19795428 23094666 34641999 46189332 69283998 138567996
• Sum of all divisors σ(n): 418594176
• Sum of proper divisors (its aliquot sum) s(n): 280026180
• 138567996 is an abundant number, because the sum of its proper divisors (280026180) is greater than itself. Its abundance is 141458184

Bases of 138567996

• Binary: 1000010000100110000100111100₂
• Hexadecimal: 0x842613C
• Base-36: 2AHZR0

Squares and roots of 138567996

• 138567996 squared (138567996²) is 19201089515456016
• 138567996 cubed (138567996³) is 2660656495173351163263936
• The square root of 138567996 is 11771.4908146759
• The cube root of 138567996 is 517.4729412443

Scales and comparisons

• 138,567,996 seconds is equal to 4 years, 21 weeks, 19 hours, 6 minutes, 36 seconds.
• To count from 1 to 138,567,996 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 138567996 cubic inches would be around 43.1 feet tall.

Recreational maths with 138567996

• 138567996 backwards is 699765831
• 138567996 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 138567996's digits is 54
• More coming soon!