21722103450

Names of 21722103450

• Cardinal: 21722103450 can be written as Twenty-one billion, seven hundred twenty-two million, one hundred three thousand, four hundred fifty.

Scientific notation

• Scientific notation: 2.172210345 × 10¹⁰

Factors of 21722103450

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 554882

Divisors of 21722103450

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 29 30 45 50 54 58 75 87 90 135 145 150 174 225 261 270 290 435 450 522 675 725 783 870 1305 1350 1450 1566 2175 2610 3915 4350 6525 7830 13050 19575 39150 554843 1109686 1664529 2774215 3329058 4993587 5548430 8322645 9987174 13871075 14980761 16090447 16645290 24967935 27742150 29961522 32180894 41613225 48271341 49935870 74903805 80452235 83226450 96542682 124839675 144814023 149807610 160904470 241356705 249679350 289628046 374519025 402261175 434442069 482713410 724070115 749038050 804522350 868884138 1206783525 1448140230 2172210345 2413567050 3620350575 4344420690 7240701150 10861051725 21722103450
• Sum of all divisors σ(n): 61920590400
• Sum of proper divisors (its aliquot sum) s(n): 40198486950
• 21722103450 is an abundant number, because the sum of its proper divisors (40198486950) is greater than itself. Its abundance is 18476383500

Bases of 21722103450

• Binary: 10100001110101111001111111010011010₂
• Hexadecimal: 0x50EBCFE9A
• Base-36: 9Z8S2AI

Squares and roots of 21722103450

• 21722103450 squared (21722103450²) is 471849778292501902500
• 21722103450 cubed (21722103450³) is 10249569696929290685426813625000
• The square root of 21722103450 is 147384.2035294149
• The cube root of 21722103450 is 2790.1911650723

Scales and comparisons

• 21,722,103,450 seconds is equal to 690 years, 36 weeks, 1 day, 5 hours, 37 minutes, 30 seconds.
• To count from 1 to 21,722,103,450 would take you about one thousand, three hundred eighty-one 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 21722103450 cubic inches would be around 232.5 feet tall.

Recreational maths with 21722103450

• 21722103450 backwards is 05430122712
• 21722103450 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21722103450's digits is 27
• More coming soon!