21076924752

Names of 21076924752

• Cardinal: 21076924752 can be written as Twenty-one billion, seventy-six million, nine hundred twenty-four thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 2.1076924752 × 10¹⁰

Factors of 21076924752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 58548

Divisors of 21076924752

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 193 208 234 312 386 468 579 624 772 936 1158 1544 1737 1872 2316 2509 3088 3474 4632 5018 6948 7527 9264 10036 13896 15054 20072 22581 27792 30108 40144 45162 58337 60216 90324 116674 120432 175011 180648 233348 350022 361296 466696 525033 700044 758381 933392 1050066 1400088 1516762 2100132 2275143 2800176 3033524 4200264 4550286 6067048 6825429 8400528 9100572 11259041 12134096 13650858 18201144 22518082 27301716 33777123 36402288 45036164 54603432 67554246 90072328 101331369 109206864 135108492 146367533 180144656 202662738 270216984 292735066 405325476 439102599 540433968 585470132 810650952 878205198 1170940264 1317307797 1621301904 1756410396 2341880528 2634615594 3512820792 5269231188 7025641584 10538462376 21076924752
• Sum of all divisors σ(n): 63853741224
• Sum of proper divisors (its aliquot sum) s(n): 42776816472
• 21076924752 is an abundant number, because the sum of its proper divisors (42776816472) is greater than itself. Its abundance is 21699891720

Bases of 21076924752

• Binary: 10011101000010010000101100101010000₂
• Hexadecimal: 0x4E8485950
• Base-36: 9OKNN80

Squares and roots of 21076924752

• 21076924752 squared (21076924752²) is 444236757001470261504
• 21076924752 cubed (21076924752³) is 9363144699392497855085570347008
• The square root of 21076924752 is 145178.9404562521
• The cube root of 21076924752 is 2762.2887945705

Scales and comparisons

• 21,076,924,752 seconds is equal to 670 years, 9 weeks, 2 days, 21 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,076,924,752 would take you about one thousand, three hundred forty 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 21076924752 cubic inches would be around 230.2 feet tall.

Recreational maths with 21076924752

• 21076924752 backwards is 25742967012
• The number of decimal digits it has is: 11
• The sum of 21076924752's digits is 45
• More coming soon!