138701706

Names of 138701706

• Cardinal: 138701706 can be written as One hundred thirty-eight million, seven hundred one thousand, seven hundred six.

Scientific notation

• Scientific notation: 1.38701706 × 10⁸

Factors of 138701706

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1331

Divisors of 138701706

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 13 22 26 33 39 66 78 139 143 278 286 417 429 834 858 1163 1529 1807 2326 3058 3489 3614 4587 5421 6978 9174 10842 12793 15119 19877 25586 30238 38379 39754 45357 59631 76758 90714 119262 161657 166309 323314 332618 484971 498927 969942 997854 1778227 2101541 3556454 4203082 5334681 6304623 10669362 12609246 23116951 46233902 69350853 138701706
• Sum of all divisors σ(n): 328527360
• Sum of proper divisors (its aliquot sum) s(n): 189825654
• 138701706 is an abundant number, because the sum of its proper divisors (189825654) is greater than itself. Its abundance is 51123948

Bases of 138701706

• Binary: 1000010001000110101110001010₂
• Hexadecimal: 0x8446B8A
• Base-36: 2AKUX6

Squares and roots of 138701706

• 138701706 squared (138701706²) is 19238163247310436
• 138701706 cubed (138701706³) is 2668366062708457384803816
• The square root of 138701706 is 11777.1688448455
• The cube root of 138701706 is 517.6393314297

Scales and comparisons

• 138,701,706 seconds is equal to 4 years, 21 weeks, 2 days, 8 hours, 15 minutes, 6 seconds.
• To count from 1 to 138,701,706 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 138701706 cubic inches would be around 43.1 feet tall.

Recreational maths with 138701706

• 138701706 backwards is 607107831
• 138701706 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 138701706's digits is 33
• More coming soon!