13457808

Names of 13457808

• Cardinal: 13457808 can be written as Thirteen million, four hundred fifty-seven thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.3457808 × 10⁷

Factors of 13457808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 104

Divisors of 13457808

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 36 39 42 48 52 56 63 72 78 79 84 91 104 112 117 126 144 156 158 168 169 182 208 234 237 252 273 312 316 336 338 364 468 474 504 507 546 553 624 632 676 711 728 819 936 948 1008 1014 1027 1092 1106 1183 1264 1352 1422 1456 1521 1638 1659 1872 1896 2028 2054 2184 2212 2366 2704 2844 3042 3081 3276 3318 3549 3792 4056 4108 4368 4424 4732 4977 5688 6084 6162 6552 6636 7098 7189 8112 8216 8848 9243 9464 9954 10647 11376 12168 12324 13104 13272 13351 14196 14378 16432 18486 18928 19908 21294 21567 24336 24648 26544 26702 28392 28756 36972 39816 40053 42588 43134 49296 53404 56784 57512 64701 73944 79632 80106 85176 86268 93457 106808 115024 120159 129402 147888 160212 170352 172536 186914 213616 240318 258804 280371 320424 345072 373828 480636 517608 560742 640848 747656 841113 961272 1035216 1121484 1495312 1682226 1922544 2242968 3364452 4485936 6728904 13457808
• Sum of all divisors σ(n): 47199360
• Sum of proper divisors (its aliquot sum) s(n): 33741552
• 13457808 is an abundant number, because the sum of its proper divisors (33741552) is greater than itself. Its abundance is 20283744

Bases of 13457808

• Binary: 110011010101100110010000₂
• Hexadecimal: 0xCD5990
• Base-36: 80G40

Squares and roots of 13457808

• 13457808 squared (13457808²) is 181112596164864
• 13457808 cubed (13457808³) is 2437378545568276058112
• The square root of 13457808 is 3668.4885170871
• The cube root of 13457808 is 237.8618410533

Scales and comparisons

• 13,457,808 seconds is equal to 22 weeks, 1 day, 18 hours, 16 minutes, 48 seconds.
• To count from 1 to 13,457,808 would take you about thirty-three weeks!

  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 13457808 cubic inches would be around 19.8 feet tall.

Recreational maths with 13457808

• 13457808 backwards is 80875431
• 13457808 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13457808's digits is 36
• More coming soon!