21460663040

Names of 21460663040

• Cardinal: 21460663040 can be written as Twenty-one billion, four hundred sixty million, six hundred sixty-three thousand and forty.

Scientific notation

• Scientific notation: 2.146066304 × 10¹⁰

Factors of 21460663040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 375

Divisors of 21460663040

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 37 40 64 74 80 128 148 160 185 256 296 320 331 370 592 640 662 740 1184 1280 1324 1369 1480 1655 2368 2648 2738 2960 3310 4736 5296 5476 5920 6620 6845 9472 10592 10952 11840 12247 13240 13690 21184 21904 23680 24494 26480 27380 42368 43808 47360 48988 50653 52960 54760 61235 84736 87616 97976 101306 105920 109520 122470 175232 195952 202612 211840 219040 244940 253265 350464 391904 405224 423680 438080 453139 489880 506530 783808 810448 876160 906278 979760 1013060 1567616 1620896 1752320 1812556 1959520 2026120 2265695 3135232 3241792 3625112 3919040 4052240 4531390 6483584 7250224 7838080 8104480 9062780 12967168 14500448 15676160 16208960 16766143 18125560 29000896 32417920 33532286 36251120 58001792 64835840 67064572 72502240 83830715 116003584 134129144 145004480 167661430 268258288 290008960 335322860 536516576 580017920 670645720 1073033152 1341291440 2146066304 2682582880 4292132608 5365165760 10730331520 21460663040
• Sum of all divisors σ(n): 52992498720
• Sum of proper divisors (its aliquot sum) s(n): 31531835680
• 21460663040 is an abundant number, because the sum of its proper divisors (31531835680) is greater than itself. Its abundance is 10071172640

Bases of 21460663040

• Binary: 10011111111001001111011101100000000₂
• Hexadecimal: 0x4FF27BB00
• Base-36: 9UX4HKW

Squares and roots of 21460663040

• 21460663040 squared (21460663040²) is 460560058116422041600
• 21460663040 cubed (21460663040³) is 9883924216919350525206462464000
• The square root of 21460663040 is 146494.5836541407
• The cube root of 21460663040 is 2778.9519987437

Scales and comparisons

• 21,460,663,040 seconds is equal to 682 years, 19 weeks, 6 days, 7 hours, 17 minutes, 20 seconds.
• To count from 1 to 21,460,663,040 would take you about one thousand, three hundred sixty-four 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 21460663040 cubic inches would be around 231.6 feet tall.

Recreational maths with 21460663040

• 21460663040 backwards is 04036606412
• 21460663040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21460663040's digits is 32
• More coming soon!