138577068

Names of 138577068

• Cardinal: 138577068 can be written as One hundred thirty-eight million, five hundred seventy-seven thousand and sixty-eight.

Scientific notation

• Scientific notation: 1.38577068 × 10⁸

Factors of 138577068

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 116

Divisors of 138577068

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 42 54 62 63 73 81 84 93 108 124 126 146 162 186 189 217 219 243 252 279 292 324 372 378 434 438 486 511 558 567 651 657 729 756 837 868 876 972 1022 1116 1134 1302 1314 1458 1533 1674 1701 1953 1971 2044 2187 2263 2268 2511 2604 2628 2916 3066 3348 3402 3906 3942 4374 4526 4599 5022 5103 5859 5913 6132 6789 6804 7533 7812 7884 8748 9052 9198 10044 10206 11718 11826 13578 13797 15066 15309 15841 17577 17739 18396 20367 20412 22599 23436 23652 27156 27594 30132 30618 31682 35154 35478 40734 41391 45198 47523 52731 53217 55188 61101 61236 63364 67797 70308 70956 81468 82782 90396 95046 105462 106434 122202 124173 135594 142569 158193 159651 165564 183303 190092 210924 212868 244404 248346 271188 285138 316386 319302 366606 372519 427707 474579 496692 549909 570276 632772 638604 733212 745038 855414 949158 1099818 1117557 1283121 1490076 1649727 1710828 1898316 2199636 2235114 2566242 3299454 3849363 4470228 4949181 5132484 6598908 7698726 9898362 11548089 15397452 19796724 23096178 34644267 46192356 69288534 138577068
• Sum of all divisors σ(n): 434954240
• Sum of proper divisors (its aliquot sum) s(n): 296377172
• 138577068 is an abundant number, because the sum of its proper divisors (296377172) is greater than itself. Its abundance is 157800104

Bases of 138577068

• Binary: 1000010000101000010010101100₂
• Hexadecimal: 0x84284AC
• Base-36: 2AI6R0

Squares and roots of 138577068

• 138577068 squared (138577068²) is 19203603775476624
• 138577068 cubed (138577068³) is 2661179106239280856458432
• The square root of 138577068 is 11771.8761461373
• The cube root of 138577068 is 517.4842339243

Scales and comparisons

• 138,577,068 seconds is equal to 4 years, 21 weeks, 21 hours, 37 minutes, 48 seconds.
• To count from 1 to 138,577,068 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 138577068 cubic inches would be around 43.1 feet tall.

Recreational maths with 138577068

• 138577068 backwards is 860775831
• The number of decimal digits it has is: 9
• The sum of 138577068's digits is 45
• More coming soon!