21067022470

Names of 21067022470

• Cardinal: 21067022470 can be written as Twenty-one billion, sixty-seven million, twenty-two thousand, four hundred seventy.

Scientific notation

• Scientific notation: 2.106702247 × 10¹⁰

Factors of 21067022470

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1965

Divisors of 21067022470

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 13 26 31 53 62 65 106 130 155 265 310 403 530 689 806 1378 1643 1861 2015 2809 3286 3445 3722 4030 5618 6890 8215 9305 14045 16430 18610 21359 24193 28090 36517 42718 48386 57691 73034 87079 98633 106795 115382 120965 174158 182585 197266 213590 241930 288455 365170 435395 493165 576910 749983 870790 986330 1132027 1282229 1499966 2264054 2564458 3057623 3749915 5227549 5660135 6115246 6411145 7499830 10455098 11320270 12822290 15288115 26137745 30576230 39749099 52275490 67958137 79498198 135916274 162054019 198745495 324108038 339790685 397490990 679581370 810270095 1620540190 2106702247 4213404494 10533511235 21067022470
• Sum of all divisors σ(n): 42988425984
• Sum of proper divisors (its aliquot sum) s(n): 21921403514
• 21067022470 is an abundant number, because the sum of its proper divisors (21921403514) is greater than itself. Its abundance is 854381044

Bases of 21067022470

• Binary: 10011100111101100010100000010000110₂
• Hexadecimal: 0x4E7B14086
• Base-36: 9OEREKM

Squares and roots of 21067022470

• 21067022470 squared (21067022470²) is 443819435751484900900
• 21067022470 cubed (21067022470³) is 9349954025599253743126023223000
• The square root of 21067022470 is 145144.8327361329
• The cube root of 21067022470 is 2761.8561374085

Scales and comparisons

• 21,067,022,470 seconds is equal to 669 years, 45 weeks, 6 hours, 41 minutes, 10 seconds.
• To count from 1 to 21,067,022,470 would take you about one thousand, three hundred thirty-nine years!

  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 21067022470 cubic inches would be around 230.2 feet tall.

Recreational maths with 21067022470

• 21067022470 backwards is 07422076012
• 21067022470 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21067022470's digits is 31
• More coming soon!