121621156056

Names of 121621156056

• Cardinal: 121621156056 can be written as One hundred twenty-one billion, six hundred twenty-one million, one hundred fifty-six thousand and fifty-six.

Scientific notation

• Scientific notation: 1.21621156056 × 10¹¹

Factors of 121621156056

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1443689

Divisors of 121621156056

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 1171 2342 3513 4684 7026 9368 10539 14052 21078 28104 42156 84312 1442513 2885026 4327539 5770052 8655078 11540104 12982617 17310156 25965234 34620312 51930468 103860936 1689182723 3378365446 5067548169 6756730892 10135096338 13513461784 15202644507 20270192676 30405289014 40540385352 60810578028 121621156056
• Sum of all divisors σ(n): 329672149560
• Sum of proper divisors (its aliquot sum) s(n): 208050993504
• 121621156056 is an abundant number, because the sum of its proper divisors (208050993504) is greater than itself. Its abundance is 86429837448

Bases of 121621156056

• Binary: 1110001010001001011111001000011011000₂
• Hexadecimal: 0x1C512F90D8
• Base-36: 1JVE3GM0

Squares and roots of 121621156056

• 121621156056 squared (121621156056²) is 14791705600397905475136
• 121621156056 cubed (121621156056³) is 1798984335160402837487052283823616
• The square root of 121621156056 is 348742.2487396675
• The cube root of 121621156056 is 4954.5366164871

Scales and comparisons

• 121,621,156,056 seconds is equal to 3,867 years, 9 weeks, 1 day, 6 hours, 27 minutes, 36 seconds.
• To count from 1 to 121,621,156,056 would take you about seven thousand, seven hundred thirty-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 121621156056 cubic inches would be around 412.9 feet tall.

Recreational maths with 121621156056

• 121621156056 backwards is 650651126121
• 121621156056 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121621156056's digits is 36
• More coming soon!