21464300

Names of 21464300

• Cardinal: 21464300 can be written as Twenty-one million, four hundred sixty-four thousand, three hundred.

Scientific notation

• Scientific notation: 2.14643 × 10⁷

Factors of 21464300

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 129

Divisors of 21464300

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 13 19 20 22 25 26 38 44 50 52 55 65 76 79 95 100 110 130 143 158 190 209 220 247 260 275 286 316 325 380 395 418 475 494 550 572 650 715 790 836 869 950 988 1027 1045 1100 1235 1300 1430 1501 1580 1738 1900 1975 2054 2090 2470 2717 2860 3002 3476 3575 3950 4108 4180 4345 4940 5135 5225 5434 6004 6175 7150 7505 7900 8690 10270 10450 10868 11297 12350 13585 14300 15010 16511 17380 19513 20540 20900 21725 22594 24700 25675 27170 30020 33022 37525 39026 43450 45188 51350 54340 56485 66044 67925 75050 78052 82555 86900 97565 102700 112970 135850 150100 165110 195130 214643 225940 271700 282425 330220 390260 412775 429286 487825 564850 825550 858572 975650 1073215 1129700 1651100 1951300 2146430 4292860 5366075 10732150 21464300
• Sum of all divisors σ(n): 58329600
• Sum of proper divisors (its aliquot sum) s(n): 36865300
• 21464300 is an abundant number, because the sum of its proper divisors (36865300) is greater than itself. Its abundance is 15401000

Bases of 21464300

• Binary: 1010001111000010011101100₂
• Hexadecimal: 0x14784EC
• Base-36: CS1YK

Squares and roots of 21464300

• 21464300 squared (21464300²) is 460716174490000
• 21464300 cubed (21464300³) is 9888950184105707000000
• The square root of 21464300 is 4632.9580183723
• The cube root of 21464300 is 277.9108973799

Scales and comparisons

• 21,464,300 seconds is equal to 35 weeks, 3 days, 10 hours, 18 minutes, 20 seconds.
• To count from 1 to 21,464,300 would take you about fifteen hours!

  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 21464300 cubic inches would be around 23.2 feet tall.

Recreational maths with 21464300

• 21464300 backwards is 00346412
• 21464300 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 21464300's digits is 20
• More coming soon!