139103055

Names of 139103055

• Cardinal: 139103055 can be written as One hundred thirty-nine million, one hundred three thousand and fifty-five.

Scientific notation

• Scientific notation: 1.39103055 × 10⁸

Factors of 139103055

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 95

Divisors of 139103055

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 9 13 15 21 27 35 39 45 63 65 67 91 105 117 135 169 189 195 201 273 315 335 351 455 469 507 585 603 819 845 871 945 1005 1183 1365 1407 1521 1755 1809 2197 2345 2457 2535 2613 3015 3549 4095 4221 4355 4563 5915 6097 6591 7035 7605 7839 9045 10647 10985 11323 12285 12663 13065 15379 17745 18291 19773 21105 22815 23517 30485 31941 32955 33969 39195 46137 53235 54873 56615 59319 63315 76895 79261 91455 98865 101907 117585 138411 147199 159705 164619 169845 230685 237783 274365 296595 305721 396305 415233 441597 509535 692055 713349 735995 823095 1030393 1188915 1324791 1528605 2076165 2140047 2207985 3091179 3566745 3974373 5151965 6623955 9273537 10700235 15455895 19871865 27820611 46367685 139103055
• Sum of all divisors σ(n): 310732800
• Sum of proper divisors (its aliquot sum) s(n): 171629745
• 139103055 is an abundant number, because the sum of its proper divisors (171629745) is greater than itself. Its abundance is 32526690

Bases of 139103055

• Binary: 1000010010101000101101001111₂
• Hexadecimal: 0x84A8B4F
• Base-36: 2ATGLR

Squares and roots of 139103055

• 139103055 squared (139103055²) is 19349659910333025
• 139103055 cubed (139103055³) is 2691596806738349844891375
• The square root of 139103055 is 11794.1958182827
• The cube root of 139103055 is 518.1381331845

Scales and comparisons

• 139,103,055 seconds is equal to 4 years, 21 weeks, 6 days, 23 hours, 44 minutes, 15 seconds.
• To count from 1 to 139,103,055 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 139103055 cubic inches would be around 43.2 feet tall.

Recreational maths with 139103055

• 139103055 backwards is 550301931
• 139103055 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 139103055's digits is 27
• More coming soon!