16121243808

Names of 16121243808

• Cardinal: 16121243808 can be written as Sixteen billion, one hundred twenty-one million, two hundred forty-three thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.6121243808 × 10¹⁰

Factors of 16121243808

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 18658852

Divisors of 16121243808

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 18658847 37317694 55976541 74635388 111953082 149270776 167929623 223906164 298541552 335859246 447812328 503788869 597083104 671718492 895624656 1007577738 1343436984 1791249312 2015155476 2686873968 4030310952 5373747936 8060621904 16121243808
• Sum of all divisors σ(n): 47020296960
• Sum of proper divisors (its aliquot sum) s(n): 30899053152
• 16121243808 is an abundant number, because the sum of its proper divisors (30899053152) is greater than itself. Its abundance is 14777809344

Bases of 16121243808

• Binary: 1111000000111001101010100010100000₂
• Hexadecimal: 0x3C0E6A8A0
• Base-36: 7EM67C0

Squares and roots of 16121243808

• 16121243808 squared (16121243808²) is 259894501916978340864
• 16121243808 cubed (16121243808³) is 4189822629762331207723873370112
• The square root of 16121243808 is 126969.4601390429
• The cube root of 16121243808 is 2526.1909910259

Scales and comparisons

• 16,121,243,808 seconds is equal to 512 years, 31 weeks, 3 days, 11 hours, 16 minutes, 48 seconds.
• To count from 1 to 16,121,243,808 would take you about one thousand and twenty-five 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 16121243808 cubic inches would be around 210.5 feet tall.

Recreational maths with 16121243808

• 16121243808 backwards is 80834212161
• 16121243808 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16121243808's digits is 36
• More coming soon!