13159872

Names of 13159872

• Cardinal: 13159872 can be written as Thirteen million, one hundred fifty-nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.3159872 × 10⁷

Factors of 13159872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 114

Divisors of 13159872

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 31 32 33 36 44 48 62 64 66 67 72 88 93 96 99 124 132 134 144 176 186 192 198 201 248 264 268 279 288 341 352 372 396 402 496 528 536 558 576 603 682 704 737 744 792 804 992 1023 1056 1072 1116 1206 1364 1474 1488 1584 1608 1984 2046 2077 2112 2144 2211 2232 2412 2728 2948 2976 3069 3168 3216 4092 4154 4288 4422 4464 4824 5456 5896 5952 6138 6231 6336 6432 6633 8184 8308 8844 8928 9648 10912 11792 12276 12462 12864 13266 16368 16616 17688 17856 18693 19296 21824 22847 23584 24552 24924 26532 32736 33232 35376 37386 38592 45694 47168 49104 49848 53064 65472 66464 68541 70752 74772 91388 98208 99696 106128 132928 137082 141504 149544 182776 196416 199392 205623 212256 274164 299088 365552 398784 411246 424512 548328 598176 731104 822492 1096656 1196352 1462208 1644984 2193312 3289968 4386624 6579936 13159872
• Sum of all divisors σ(n): 43110912
• Sum of proper divisors (its aliquot sum) s(n): 29951040
• 13159872 is an abundant number, because the sum of its proper divisors (29951040) is greater than itself. Its abundance is 16791168

Bases of 13159872

• Binary: 110010001100110111000000₂
• Hexadecimal: 0xC8CDC0
• Base-36: 7U280

Squares and roots of 13159872

• 13159872 squared (13159872²) is 173182231056384
• 13159872 cubed (13159872³) is 2279055993376438222848
• The square root of 13159872 is 3627.6537872295
• The cube root of 13159872 is 236.0934227467

Scales and comparisons

• 13,159,872 seconds is equal to 21 weeks, 5 days, 7 hours, 31 minutes, 12 seconds.
• To count from 1 to 13,159,872 would take you about thirty-two 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 13159872 cubic inches would be around 19.7 feet tall.

Recreational maths with 13159872

• 13159872 backwards is 27895131
• 13159872 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13159872's digits is 36
• More coming soon!