20748672

Names of 20748672

• Cardinal: 20748672 can be written as Twenty million, seven hundred forty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.0748672 × 10⁷

Factors of 20748672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 126

Divisors of 20748672

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 48 56 62 63 64 72 83 84 93 96 112 124 126 128 144 166 168 186 192 217 224 248 249 252 279 288 332 336 372 384 434 448 496 498 504 558 576 581 651 664 672 744 747 868 896 992 996 1008 1116 1152 1162 1302 1328 1344 1488 1494 1736 1743 1953 1984 1992 2016 2232 2324 2573 2604 2656 2688 2976 2988 3472 3486 3906 3968 3984 4032 4464 4648 5146 5208 5229 5312 5952 5976 6944 6972 7719 7812 7968 8064 8928 9296 10292 10416 10458 10624 11904 11952 13888 13944 15438 15624 15936 17856 18011 18592 20584 20832 20916 23157 23904 27776 27888 30876 31248 31872 35712 36022 37184 41168 41664 41832 46314 47808 54033 55776 61752 62496 72044 74368 82336 83328 83664 92628 95616 108066 111552 123504 124992 144088 162099 164672 167328 185256 216132 223104 247008 249984 288176 324198 329344 334656 370512 432264 494016 576352 648396 669312 741024 864528 988032 1152704 1296792 1482048 1729056 2305408 2593584 2964096 3458112 5187168 6916224 10374336 20748672
• Sum of all divisors σ(n): 71285760
• Sum of proper divisors (its aliquot sum) s(n): 50537088
• 20748672 is an abundant number, because the sum of its proper divisors (50537088) is greater than itself. Its abundance is 29788416

Bases of 20748672

• Binary: 1001111001001100110000000₂
• Hexadecimal: 0x13C9980
• Base-36: CCPS0

Squares and roots of 20748672

• 20748672 squared (20748672²) is 430507389763584
• 20748672 cubed (20748672³) is 8932456623780761960448
• The square root of 20748672 is 4555.0710203025
• The cube root of 20748672 is 274.7873706241

Scales and comparisons

• 20,748,672 seconds is equal to 34 weeks, 2 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,748,672 would take you about fifty-one 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 20748672 cubic inches would be around 22.9 feet tall.

Recreational maths with 20748672

• 20748672 backwards is 27684702
• 20748672 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20748672's digits is 36
• More coming soon!