12857000

Names of 12857000

• Cardinal: 12857000 can be written as Twelve million, eight hundred fifty-seven thousand.

Scientific notation

• Scientific notation: 1.2857 × 10⁷

Factors of 12857000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 86

Divisors of 12857000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 13 20 23 25 26 40 43 46 50 52 65 86 92 100 104 115 125 130 172 184 200 215 230 250 260 299 325 344 430 460 500 520 559 575 598 650 860 920 989 1000 1075 1118 1150 1196 1300 1495 1625 1720 1978 2150 2236 2300 2392 2600 2795 2875 2990 3250 3956 4300 4472 4600 4945 5375 5590 5750 5980 6500 7475 7912 8600 9890 10750 11180 11500 11960 12857 13000 13975 14950 19780 21500 22360 23000 24725 25714 27950 29900 37375 39560 43000 49450 51428 55900 59800 64285 69875 74750 98900 102856 111800 123625 128570 139750 149500 197800 247250 257140 279500 299000 321425 494500 514280 559000 642850 989000 1285700 1607125 2571400 3214250 6428500 12857000
• Sum of all divisors σ(n): 34594560
• Sum of proper divisors (its aliquot sum) s(n): 21737560
• 12857000 is an abundant number, because the sum of its proper divisors (21737560) is greater than itself. Its abundance is 8880560

Bases of 12857000

• Binary: 110001000010111010101000₂
• Hexadecimal: 0xC42EA8
• Base-36: 7NKIW

Squares and roots of 12857000

• 12857000 squared (12857000²) is 165302449000000
• 12857000 cubed (12857000³) is 2125293586793000000000
• The square root of 12857000 is 3585.6659074711
• The cube root of 12857000 is 234.2681320195

Scales and comparisons

• 12,857,000 seconds is equal to 21 weeks, 1 day, 19 hours, 23 minutes, 20 seconds.
• To count from 1 to 12,857,000 would take you about thirty-one 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 12857000 cubic inches would be around 19.5 feet tall.

Recreational maths with 12857000

• 12857000 backwards is 00075821
• 12857000 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12857000's digits is 23
• More coming soon!