20409792

Names of 20409792

• Cardinal: 20409792 can be written as Twenty million, four hundred nine thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.0409792 × 10⁷

Factors of 20409792

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 72

Divisors of 20409792

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 37 39 48 51 52 64 68 74 78 96 102 104 111 136 148 156 169 192 204 208 221 222 272 296 312 338 408 416 442 444 481 507 544 592 624 629 663 676 816 832 884 888 962 1014 1088 1184 1248 1258 1326 1352 1443 1632 1768 1776 1887 1924 2028 2368 2496 2516 2652 2704 2873 2886 3264 3536 3552 3774 3848 4056 5032 5304 5408 5746 5772 6253 7072 7104 7548 7696 8112 8177 8619 10064 10608 10816 11492 11544 12506 14144 15096 15392 16224 16354 17238 18759 20128 21216 22984 23088 24531 25012 30192 30784 32448 32708 34476 37518 40256 42432 45968 46176 49062 50024 60384 65416 68952 75036 91936 92352 98124 100048 106301 120768 130832 137904 150072 183872 196248 200096 212602 261664 275808 300144 318903 392496 400192 425204 523328 551616 600288 637806 784992 850408 1200576 1275612 1569984 1700816 2551224 3401632 5102448 6803264 10204896 20409792
• Sum of all divisors σ(n): 63587376
• Sum of proper divisors (its aliquot sum) s(n): 43177584
• 20409792 is an abundant number, because the sum of its proper divisors (43177584) is greater than itself. Its abundance is 22767792

Bases of 20409792

• Binary: 1001101110110110111000000₂
• Hexadecimal: 0x1376DC0
• Base-36: C5GAO

Squares and roots of 20409792

• 20409792 squared (20409792²) is 416559609483264
• 20409792 cubed (20409792³) is 8501894985154645721088
• The square root of 20409792 is 4517.7197788265
• The cube root of 20409792 is 273.2831529271

Scales and comparisons

• 20,409,792 seconds is equal to 33 weeks, 5 days, 5 hours, 23 minutes, 12 seconds.
• To count from 1 to 20,409,792 would take you about fifty weeks!

  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 20409792 cubic inches would be around 22.8 feet tall.

Recreational maths with 20409792

• 20409792 backwards is 29790402
• The number of decimal digits it has is: 8
• The sum of 20409792's digits is 33
• More coming soon!