20890224

Names of 20890224

• Cardinal: 20890224 can be written as Twenty million, eight hundred ninety thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.0890224 × 10⁷

Factors of 20890224

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 204

Divisors of 20890224

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 199 216 243 324 398 432 486 597 648 729 796 972 1194 1296 1458 1592 1791 1944 2187 2388 2916 3184 3582 3888 4374 4776 5373 5832 6561 7164 8748 9552 10746 11664 13122 14328 16119 17496 21492 26244 28656 32238 34992 42984 48357 52488 64476 85968 96714 104976 128952 145071 193428 257904 290142 386856 435213 580284 773712 870426 1160568 1305639 1740852 2321136 2611278 3481704 5222556 6963408 10445112 20890224
• Sum of all divisors σ(n): 61014200
• Sum of proper divisors (its aliquot sum) s(n): 40123976
• 20890224 is an abundant number, because the sum of its proper divisors (40123976) is greater than itself. Its abundance is 19233752

Bases of 20890224

• Binary: 1001111101100001001110000₂
• Hexadecimal: 0x13EC270
• Base-36: CFR00

Squares and roots of 20890224

• 20890224 squared (20890224²) is 436401458770176
• 20890224 cubed (20890224³) is 9116524227635741159424
• The square root of 20890224 is 4570.5824574119
• The cube root of 20890224 is 275.4108415571

Scales and comparisons

• 20,890,224 seconds is equal to 34 weeks, 3 days, 18 hours, 50 minutes, 24 seconds.
• To count from 1 to 20,890,224 would take you about fifty-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 20890224 cubic inches would be around 23 feet tall.

Recreational maths with 20890224

• 20890224 backwards is 42209802
• 20890224 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20890224's digits is 27
• More coming soon!