20425303440

Names of 20425303440

• Cardinal: 20425303440 can be written as Twenty billion, four hundred twenty-five million, three hundred three thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.042530344 × 10¹⁰

Factors of 20425303440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 51744

Divisors of 20425303440

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 61 72 80 81 90 108 120 122 135 144 162 180 183 216 240 244 270 305 324 360 366 405 432 488 540 549 610 648 720 732 810 915 976 1080 1098 1220 1296 1464 1620 1647 1830 2160 2196 2440 2745 2928 3240 3294 3660 4392 4880 4941 5490 6480 6588 7320 8235 8784 9882 10980 13176 14640 16470 19764 21960 24705 26352 32940 39528 43920 49410 51673 65880 79056 98820 103346 131760 155019 197640 206692 258365 310038 395280 413384 465057 516730 620076 775095 826768 930114 1033460 1240152 1395171 1550190 1860228 2066920 2325285 2480304 2790342 3100380 3152053 3720456 4133840 4185513 4650570 5580684 6200760 6304106 6975855 7440912 8371026 9301140 9456159 11161368 12401520 12608212 13951710 15760265 16742052 18602280 18912318 20927565 22322736 25216424 27903420 28368477 31520530 33484104 37204560 37824636 41855130 47280795 50432848 55806840 56736954 63041060 66968208 75649272 83710260 85105431 94561590 111613680 113473908 126082120 141842385 151298544 167420520 170210862 189123180 226947816 252164240 255316293 283684770 334841040 340421724 378246360 425527155 453895632 510632586 567369540 680843448 756492720 851054310 1021265172 1134739080 1276581465 1361686896 1702108620 2042530344 2269478160 2553162930 3404217240 4085060688 5106325860 6808434480 10212651720 20425303440
• Sum of all divisors σ(n): 72104452728
• Sum of proper divisors (its aliquot sum) s(n): 51679149288
• 20425303440 is an abundant number, because the sum of its proper divisors (51679149288) is greater than itself. Its abundance is 31253845848

Bases of 20425303440

• Binary: 10011000001011100010110010110010000₂
• Hexadecimal: 0x4C1716590
• Base-36: 9DSP500

Squares and roots of 20425303440

• 20425303440 squared (20425303440²) is 417193020616075833600
• 20425303440 cubed (20425303440³) is 8521294039133524643330947584000
• The square root of 20425303440 is 142917.1208778011
• The cube root of 20425303440 is 2733.5236711925

Scales and comparisons

• 20,425,303,440 seconds is equal to 649 years, 23 weeks, 6 days, 23 hours, 24 minutes.
• To count from 1 to 20,425,303,440 would take you about one thousand, two hundred ninety-eight 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 20425303440 cubic inches would be around 227.8 feet tall.

Recreational maths with 20425303440

• 20425303440 backwards is 04430352402
• 20425303440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20425303440's digits is 27
• More coming soon!