21098138174976

Names of 21098138174976

• Cardinal: 21098138174976 can be written as Twenty-one trillion, ninety-eight billion, one hundred thirty-eight million, one hundred seventy-four thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 2.1098138174976 × 10¹³

Factors of 21098138174976

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 13735767046

Divisors of 21098138174976

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 13735767041 27471534082 41207301123 54943068164 82414602246 109886136328 164829204492 219772272656 329658408984 439544545312 659316817968 879089090624 1318633635936 1758178181248 2637267271872 3516356362496 5274534543744 7032712724992 10549069087488 21098138174976
• Sum of all divisors σ(n): 56206758735864
• Sum of proper divisors (its aliquot sum) s(n): 35108620560888
• 21098138174976 is an abundant number, because the sum of its proper divisors (35108620560888) is greater than itself. Its abundance is 14010482385912

Bases of 21098138174976

• Binary: 100110011000001001011000010000000011000000000₂
• Hexadecimal: 0x13304B080600
• Base-36: 7H8CMQC5C

Squares and roots of 21098138174976

• 21098138174976 squared (21098138174976²) is 445131434450379619992600576
• 21098138174976 cubed (21098138174976³) is 9391444510059381249381070319152766386176
• The square root of 21098138174976 is 4593270.9668574963
• The cube root of 21098138174976 is 27632.1520980471

Scales and comparisons

• 21,098,138,174,976 seconds is equal to 670,855 years, 27 weeks, 5 days, 1 hour, 29 minutes, 36 seconds.
• To count from 1 to 21,098,138,174,976 would take you about one million, six hundred seventy-seven thousand, one hundred thirty-eight 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 21098138174976 cubic inches would be around 2302.7 feet tall.

Recreational maths with 21098138174976

• 21098138174976 backwards is 67947183189012
• The number of decimal digits it has is: 14
• The sum of 21098138174976's digits is 66
• More coming soon!