138866364

Names of 138866364

• Cardinal: 138866364 can be written as One hundred thirty-eight million, eight hundred sixty-six thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 1.38866364 × 10⁸

Factors of 138866364

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 164

Divisors of 138866364

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 19 21 23 26 28 36 38 39 42 46 52 57 63 69 76 78 84 91 92 97 114 117 126 133 138 156 161 171 182 194 207 228 234 247 252 266 273 276 291 299 322 342 364 388 399 414 437 468 483 494 532 546 582 598 644 679 684 741 798 819 828 873 874 897 966 988 1092 1164 1196 1197 1261 1311 1358 1449 1482 1596 1638 1729 1746 1748 1794 1843 1932 2037 2093 2223 2231 2394 2522 2622 2691 2716 2898 2964 3059 3276 3458 3492 3588 3686 3783 3933 4074 4186 4446 4462 4788 5044 5187 5244 5382 5529 5681 5796 6111 6118 6279 6693 6916 7372 7566 7866 8148 8372 8827 8892 8924 9177 10374 10764 11058 11349 11362 12222 12236 12558 12901 13386 15132 15561 15617 15732 16587 17043 17654 18354 18837 20079 20748 22116 22698 22724 23959 24444 25116 25802 26481 26772 27531 29003 31122 31234 33174 34086 35308 36708 37674 38703 39767 40158 42389 45396 46851 47918 51129 51604 52962 55062 58006 62244 62468 66348 68172 71877 75348 77406 79443 79534 80316 84778 87009 93702 95836 102258 105924 110124 116012 116109 119301 127167 140553 143754 154812 158886 159068 167713 169556 174018 187404 203021 204516 215631 232218 238602 254334 261027 281106 287508 296723 317772 335426 348036 357903 381501 406042 431262 464436 477204 503139 508668 522054 551057 562212 593446 609063 670852 715806 763002 812084 862524 890169 1006278 1044108 1102114 1186892 1218126 1431612 1509417 1526004 1653171 1780338 1827189 2012556 2204228 2436252 2670507 3018834 3306342 3560676 3654378 3857399 4959513 5341014 6037668 6612684 7308756 7714798 9919026 10682028 11572197 15429596 19838052 23144394 34716591 46288788 69433182 138866364
• Sum of all divisors σ(n): 479431680
• Sum of proper divisors (its aliquot sum) s(n): 340565316
• 138866364 is an abundant number, because the sum of its proper divisors (340565316) is greater than itself. Its abundance is 201698952

Bases of 138866364

• Binary: 1000010001101110111010111100₂
• Hexadecimal: 0x846EEBC
• Base-36: 2AODZ0

Squares and roots of 138866364

• 138866364 squared (138866364²) is 19283867050580496
• 138866364 cubed (138866364³) is 2677880501173517568836544
• The square root of 138866364 is 11784.1573309253
• The cube root of 138866364 is 517.8440867853

Scales and comparisons

• 138,866,364 seconds is equal to 4 years, 21 weeks, 4 days, 5 hours, 59 minutes, 24 seconds.
• To count from 1 to 138,866,364 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 138866364 cubic inches would be around 43.2 feet tall.

Recreational maths with 138866364

• 138866364 backwards is 463668831
• The number of decimal digits it has is: 9
• The sum of 138866364's digits is 45
• More coming soon!