20440800

Names of 20440800

• Cardinal: 20440800 can be written as Twenty million, four hundred forty thousand, eight hundred.

Scientific notation

• Scientific notation: 2.04408 × 10⁷

Factors of 20440800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 194

Divisors of 20440800

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 25 30 32 34 36 40 45 48 50 51 60 68 72 75 80 85 90 96 100 102 120 136 144 150 153 160 167 170 180 200 204 225 240 255 272 288 300 306 334 340 360 400 408 425 450 480 501 510 544 600 612 668 680 720 765 800 816 835 850 900 1002 1020 1200 1224 1275 1336 1360 1440 1503 1530 1632 1670 1700 1800 2004 2040 2400 2448 2505 2550 2672 2720 2839 3006 3060 3340 3400 3600 3825 4008 4080 4175 4896 5010 5100 5344 5678 6012 6120 6680 6800 7200 7515 7650 8016 8160 8350 8517 10020 10200 11356 12024 12240 12525 13360 13600 14195 15030 15300 16032 16700 17034 20040 20400 22712 24048 24480 25050 25551 26720 28390 30060 30600 33400 34068 37575 40080 40800 42585 45424 48096 50100 51102 56780 60120 61200 66800 68136 70975 75150 80160 85170 90848 100200 102204 113560 120240 122400 127755 133600 136272 141950 150300 170340 200400 204408 212925 227120 240480 255510 272544 283900 300600 340680 400800 408816 425850 454240 511020 567800 601200 638775 681360 817632 851700 1022040 1135600 1202400 1277550 1362720 1703400 2044080 2271200 2555100 3406800 4088160 5110200 6813600 10220400 20440800
• Sum of all divisors σ(n): 76776336
• Sum of proper divisors (its aliquot sum) s(n): 56335536
• 20440800 is an abundant number, because the sum of its proper divisors (56335536) is greater than itself. Its abundance is 35894736

Bases of 20440800

• Binary: 1001101111110011011100000₂
• Hexadecimal: 0x137E6E0
• Base-36: C6480

Squares and roots of 20440800

• 20440800 squared (20440800²) is 417826304640000
• 20440800 cubed (20440800³) is 8540703927885312000000
• The square root of 20440800 is 4521.1502961083
• The cube root of 20440800 is 273.4214799321

Scales and comparisons

• 20,440,800 seconds is equal to 33 weeks, 5 days, 14 hours.
• To count from 1 to 20,440,800 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 20440800 cubic inches would be around 22.8 feet tall.

Recreational maths with 20440800

• 20440800 backwards is 00804402
• 20440800 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20440800's digits is 18
• More coming soon!