20440560

Names of 20440560

• Cardinal: 20440560 can be written as Twenty million, four hundred forty thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.044056 × 10⁷

Factors of 20440560

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 40

Divisors of 20440560

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 23 24 28 30 35 40 42 46 48 56 60 69 70 80 84 92 105 112 115 120 138 140 161 168 184 210 230 240 276 280 322 336 345 368 420 460 483 529 552 560 644 690 805 840 920 966 1058 1104 1288 1380 1587 1610 1680 1840 1932 2116 2415 2576 2645 2760 3174 3220 3703 3864 4232 4830 5290 5520 6348 6440 7406 7728 7935 8464 9660 10580 11109 12167 12696 12880 14812 15870 18515 19320 21160 22218 24334 25392 29624 31740 36501 37030 38640 42320 44436 48668 55545 59248 60835 63480 73002 74060 85169 88872 97336 111090 121670 126960 146004 148120 170338 177744 182505 194672 222180 243340 255507 292008 296240 340676 365010 425845 444360 486680 511014 584016 681352 730020 851690 888720 973360 1022028 1277535 1362704 1460040 1703380 2044056 2555070 2920080 3406760 4088112 5110140 6813520 10220280 20440560
• Sum of all divisors σ(n): 75709440
• Sum of proper divisors (its aliquot sum) s(n): 55268880
• 20440560 is an abundant number, because the sum of its proper divisors (55268880) is greater than itself. Its abundance is 34828320

Bases of 20440560

• Binary: 1001101111110010111110000₂
• Hexadecimal: 0x137E5F0
• Base-36: C641C

Squares and roots of 20440560

• 20440560 squared (20440560²) is 417816493113600
• 20440560 cubed (20440560³) is 8540403096478127616000
• The square root of 20440560 is 4521.1237541125
• The cube root of 20440560 is 273.4204098271

Scales and comparisons

• 20,440,560 seconds is equal to 33 weeks, 5 days, 13 hours, 56 minutes.
• To count from 1 to 20,440,560 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 20440560 cubic inches would be around 22.8 feet tall.

Recreational maths with 20440560

• 20440560 backwards is 06504402
• 20440560 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20440560's digits is 21
• More coming soon!