20423431680

Names of 20423431680

• Cardinal: 20423431680 can be written as Twenty billion, four hundred twenty-three million, four hundred thirty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.042343168 × 10¹⁰

Factors of 20423431680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1841

Divisors of 20423431680

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 37 40 41 48 60 64 74 80 82 96 111 120 123 128 148 160 164 185 192 205 222 240 246 256 296 320 328 370 384 410 444 480 492 512 555 592 615 640 656 740 768 820 888 960 984 1110 1184 1230 1280 1312 1480 1517 1536 1640 1753 1776 1920 1968 2220 2368 2460 2560 2624 2960 3034 3280 3506 3552 3840 3936 4440 4551 4736 4920 5248 5259 5920 6068 6560 7012 7104 7585 7680 7872 8765 8880 9102 9472 9840 10496 10518 11840 12136 13120 14024 14208 15170 15744 17530 17760 18204 18944 19680 20992 21036 22755 23680 24272 26240 26295 28048 28416 30340 31488 35060 35520 36408 39360 42072 45510 47360 48544 52480 52590 56096 56832 60680 62976 64861 70120 71040 71873 72816 78720 84144 91020 94720 97088 104960 105180 112192 121360 129722 140240 142080 143746 145632 157440 168288 182040 194176 194583 210360 215619 224384 242720 259444 280480 284160 287492 291264 314880 324305 336576 359365 364080 388352 389166 420720 431238 448768 485440 518888 560960 574984 582528 648610 673152 718730 728160 776704 778332 841440 862476 897536 970880 972915 1037776 1078095 1121920 1149968 1165056 1297220 1346304 1437460 1456320 1556664 1682880 1724952 1941760 1945830 2075552 2156190 2243840 2299936 2330112 2594440 2659301 2692608 2874920 2912640 3113328 3365760 3449904 3883520 3891660 4151104 4312380 4487680 4599872 5188880 5318602 5749840 5825280 6226656 6731520 6899808 7783320 7977903 8302208 8624760 9199744 10377760 10637204 11499680 11650560 12453312 13296505 13463040 13799616 15566640 15955806 16604416 17249520 18399488 20755520 21274408 22999360 24906624 26593010 27599232 31133280 31911612 33208832 34499040 36798976 39889515 41511040 42548816 45998720 49813248 53186020 55198464 62266560 63823224 68998080 79779030 83022080 85097632 91997440 99626496 106372040 110396928 124533120 127646448 137996160 159558060 166044160 170195264 183994880 212744080 249066240 255292896 275992320 319116120 340390528 425488160 498132480 510585792 551984640 638232240 680781056 850976320 1021171584 1276464480 1361562112 1701952640 2042343168 2552928960 3403905280 4084686336 5105857920 6807810560 10211715840 20423431680
• Sum of all divisors σ(n): 68730475968
• Sum of proper divisors (its aliquot sum) s(n): 48307044288
• 20423431680 is an abundant number, because the sum of its proper divisors (48307044288) is greater than itself. Its abundance is 27883612608

Bases of 20423431680

• Binary: 10011000001010101001101011000000000₂
• Hexadecimal: 0x4C154D600
• Base-36: 9DRL0QO

Squares and roots of 20423431680

• 20423431680 squared (20423431680²) is 417116561587627622400
• 20423431680 cubed (20423431680³) is 8518951598181425079367237632000
• The square root of 20423431680 is 142910.5723170963
• The cube root of 20423431680 is 2733.4401692659

Scales and comparisons

• 20,423,431,680 seconds is equal to 649 years, 20 weeks, 6 days, 7 hours, 28 minutes.
• To count from 1 to 20,423,431,680 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 20423431680 cubic inches would be around 227.8 feet tall.

Recreational maths with 20423431680

• 20423431680 backwards is 08613432402
• The number of decimal digits it has is: 11
• The sum of 20423431680's digits is 33
• More coming soon!