12221989072

Names of 12221989072

• Cardinal: 12221989072 can be written as Twelve billion, two hundred twenty-one million, nine hundred eighty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.2221989072 × 10¹⁰

Factors of 12221989072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 833

Divisors of 12221989072

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 31 43 62 86 124 172 248 344 496 688 757 1333 1514 2666 3028 5332 6056 10664 12112 21328 23467 32551 46934 65102 93868 130204 187736 260408 375472 520816 573049 1009081 1146098 2018162 2292196 4036324 4584392 8072648 9168784 16145296 17764519 24641107 35529038 49282214 71058076 98564428 142116152 197128856 284232304 394257712 763874317 1527748634 3055497268 6110994536 12221989072
• Sum of all divisors σ(n): 25045527936
• Sum of proper divisors (its aliquot sum) s(n): 12823538864
• 12221989072 is an abundant number, because the sum of its proper divisors (12823538864) is greater than itself. Its abundance is 601549792

Bases of 12221989072

• Binary: 1011011000011111001100000011010000₂
• Hexadecimal: 0x2D87CC0D0
• Base-36: 5M4NN4G

Squares and roots of 12221989072

• 12221989072 squared (12221989072²) is 149377016876087421184
• 12221989072 cubed (12221989072³) is 1825684267867500039827509301248
• The square root of 12221989072 is 110553.1052119297
• The cube root of 12221989072 is 2303.4597629403

Scales and comparisons

• 12,221,989,072 seconds is equal to 388 years, 32 weeks, 2 days, 4 hours, 57 minutes, 52 seconds.
• To count from 1 to 12,221,989,072 would take you about seven hundred seventy-seven 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 12221989072 cubic inches would be around 192 feet tall.

Recreational maths with 12221989072

• 12221989072 backwards is 27098912221
• 12221989072 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12221989072's digits is 43
• More coming soon!