139912992

Names of 139912992

• Cardinal: 139912992 can be written as One hundred thirty-nine million, nine hundred twelve thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.39912992 × 10⁸

Factors of 139912992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 63

Divisors of 139912992

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 41 48 51 68 72 82 96 102 123 136 144 153 164 204 246 272 288 289 306 328 369 408 492 544 578 612 656 697 738 816 867 984 1156 1224 1312 1394 1476 1632 1681 1734 1968 2091 2312 2448 2601 2788 2952 3362 3468 3936 4182 4624 4896 5043 5202 5576 5904 6273 6724 6936 8364 9248 10086 10404 11152 11808 11849 12546 13448 13872 15129 16728 20172 20808 22304 23698 25092 26896 27744 28577 30258 33456 35547 40344 41616 47396 50184 53792 57154 60516 66912 71094 80688 83232 85731 94792 100368 106641 114308 121032 142188 161376 171462 189584 200736 213282 228616 242064 257193 284376 342924 379168 426564 457232 484128 485809 514386 568752 685848 853128 914464 971618 1028772 1137504 1371696 1457427 1706256 1943236 2057544 2743392 2914854 3412512 3886472 4115088 4372281 5829708 7772944 8230176 8744562 11659416 15545888 17489124 23318832 34978248 46637664 69956496 139912992
• Sum of all divisors σ(n): 433219059
• Sum of proper divisors (its aliquot sum) s(n): 293306067
• 139912992 is an abundant number, because the sum of its proper divisors (293306067) is greater than itself. Its abundance is 153393075

Bases of 139912992

• Binary: 1000010101101110011100100000₂
• Hexadecimal: 0x856E720
• Base-36: 2BATK0

Squares and roots of 139912992

• 139912992 squared (139912992²) is 19575645330392064
• 139912992 cubed (139912992³) is 2738887108505982207295488
• The square root of 139912992 is 11828.4822356887
• The cube root of 139912992 is 519.1418191965

Scales and comparisons

• 139,912,992 seconds is equal to 4 years, 23 weeks, 2 days, 8 hours, 43 minutes, 12 seconds.
• To count from 1 to 139,912,992 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 139912992 cubic inches would be around 43.3 feet tall.

Recreational maths with 139912992

• 139912992 backwards is 299219931
• The number of decimal digits it has is: 9
• The sum of 139912992's digits is 45
• More coming soon!