139160142

Names of 139160142

• Cardinal: 139160142 can be written as One hundred thirty-nine million, one hundred sixty thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.39160142 × 10⁸

Factors of 139160142

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 627

Divisors of 139160142

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 19 22 33 38 57 66 71 99 114 142 171 198 209 213 342 418 426 521 627 639 781 1042 1254 1278 1349 1562 1563 1881 2343 2698 3126 3762 4047 4686 4689 5731 7029 8094 9378 9899 11462 12141 14058 14839 17193 19798 24282 29678 29697 34386 36991 44517 51579 59394 73982 89034 89091 103158 108889 110973 133551 178182 217778 221946 267102 326667 332919 406901 653334 665838 702829 813802 980001 1220703 1405658 1960002 2108487 2441406 3662109 4216974 6325461 7324218 7731119 12650922 15462238 23193357 46386714 69580071 139160142
• Sum of all divisors σ(n): 351786240
• Sum of proper divisors (its aliquot sum) s(n): 212626098
• 139160142 is an abundant number, because the sum of its proper divisors (212626098) is greater than itself. Its abundance is 73465956

Bases of 139160142

• Binary: 1000010010110110101001001110₂
• Hexadecimal: 0x84B6A4E
• Base-36: 2AUONI

Squares and roots of 139160142

• 139160142 squared (139160142²) is 19365545121460164
• 139160142 cubed (139160142³) is 2694912009009803669583288
• The square root of 139160142 is 11796.6157011237
• The cube root of 139160142 is 518.2090036775

Scales and comparisons

• 139,160,142 seconds is equal to 4 years, 22 weeks, 15 hours, 35 minutes, 42 seconds.
• To count from 1 to 139,160,142 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 139160142 cubic inches would be around 43.2 feet tall.

Recreational maths with 139160142

• 139160142 backwards is 241061931
• The number of decimal digits it has is: 9
• The sum of 139160142's digits is 27
• More coming soon!