21701816200128

Names of 21701816200128

• Cardinal: 21701816200128 can be written as Twenty-one trillion, seven hundred one billion, eight hundred sixteen million, two hundred thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1701816200128 × 10¹³

Factors of 21701816200128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1119111915

Divisors of 21701816200128

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 101 192 202 303 404 606 808 1212 1616 2424 3232 4848 6464 9696 19392 1119111809 2238223618 3357335427 4476447236 6714670854 8952894472 13429341708 17905788944 26858683416 35811577888 53717366832 71623155776 107434733664 113030292709 214869467328 226060585418 339090878127 452121170836 678181756254 904242341672 1356363512508 1808484683344 2712727025016 3616969366688 5425454050032 7233938733376 10850908100064 21701816200128
• Sum of all divisors σ(n): 57987897546960
• Sum of proper divisors (its aliquot sum) s(n): 36286081346832
• 21701816200128 is an abundant number, because the sum of its proper divisors (36286081346832) is greater than itself. Its abundance is 14584265146704

Bases of 21701816200128

• Binary: 100111011110011011001000010111010101111000000₂
• Hexadecimal: 0x13BCD90BABC0
• Base-36: 7OXOD1HHC

Squares and roots of 21701816200128

• 21701816200128 squared (21701816200128²) is 470968826384138104947216384
• 21701816200128 cubed (21701816200128³) is 10220878906178559758757970344629864497152
• The square root of 21701816200128 is 4658520.8167537473
• The cube root of 21701816200128 is 27893.2226615383

Scales and comparisons

• 21,701,816,200,128 seconds is equal to 690,050 years, 32 weeks, 4 days, 5 hours, 48 minutes, 48 seconds.
• To count from 1 to 21,701,816,200,128 would take you about one million, seven hundred twenty-five thousand, one hundred twenty-six 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 21701816200128 cubic inches would be around 2324.4 feet tall.

Recreational maths with 21701816200128

• 21701816200128 backwards is 82100261810712
• The number of decimal digits it has is: 14
• The sum of 21701816200128's digits is 39
• More coming soon!