20431395936

Names of 20431395936

• Cardinal: 20431395936 can be written as Twenty billion, four hundred thirty-one million, three hundred ninety-five thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 2.0431395936 × 10¹⁰

Factors of 20431395936

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 79

Divisors of 20431395936

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 67 72 81 84 96 98 108 112 126 134 144 147 162 168 189 196 201 216 224 252 268 288 294 324 336 343 378 392 402 432 441 469 504 536 567 588 603 648 672 686 756 784 804 864 882 938 1008 1029 1072 1134 1176 1206 1296 1323 1372 1407 1512 1568 1608 1764 1809 1876 2016 2058 2144 2268 2352 2401 2412 2592 2646 2744 2814 3024 3087 3216 3283 3528 3618 3752 3969 4116 4221 4536 4704 4802 4824 5292 5427 5488 5628 6048 6174 6432 6566 7056 7203 7236 7504 7938 8232 8442 9072 9261 9604 9648 9849 10584 10854 10976 11256 12348 12663 13132 14112 14406 14472 15008 15876 16464 16807 16884 18144 18522 19208 19296 19698 21168 21609 21708 22512 22981 24696 25326 26264 27783 28812 28944 29547 31752 32928 33614 33768 37044 37989 38416 39396 42336 43218 43416 45024 45962 49392 50421 50652 52528 55566 57624 57888 59094 63504 64827 67228 67536 68943 74088 75978 76832 78792 86436 86832 88641 91924 98784 100842 101304 105056 111132 115248 117649 118188 127008 129654 134456 135072 137886 148176 151263 151956 157584 160867 172872 173664 177282 183848 194481 201684 202608 206829 222264 230496 235298 236376 259308 265923 268912 275772 296352 302526 303912 315168 321734 345744 352947 354564 367696 388962 403368 405216 413658 444528 453789 470596 472752 482601 518616 531846 537824 551544 605052 607824 620487 643468 691488 705894 709128 735392 777924 806736 827316 889056 907578 941192 945504 965202 1037232 1058841 1063692 1103088 1126069 1210104 1215648 1240974 1286936 1361367 1411788 1418256 1447803 1555848 1613472 1654632 1815156 1861461 1882384 1930404 2074464 2117682 2127384 2206176 2252138 2420208 2481948 2573872 2722734 2823576 2836512 2895606 3111696 3176523 3309264 3378207 3630312 3722922 3764768 3860808 4235364 4254768 4343409 4504276 4840416 4963896 5147744 5445468 5647152 5791212 6223392 6353046 6618528 6756414 7260624 7445844 7721616 7882483 8470728 8509536 8686818 9008552 9529569 9927792 10134621 10890936 11294304 11582424 12706092 13030227 13512828 14521248 14891688 15443232 15764966 16941456 17373636 18017104 19059138 19855584 20269242 21781872 23164848 23647449 25412184 26060454 27025656 29783376 30403863 31529932 33882912 34747272 36034208 38118276 40538484 43563744 46329696 47294898 50824368 52120908 54051312 59566752 60807726 63059864 69494544 70942347 76236552 81076968 91211589 94589796 101648736 104241816 108102624 121615452 126119728 138989088 141884694 152473104 162153936 182423178 189179592 208483632 212827041 243230904 252239456 283769388 304946208 324307872 364846356 378359184 416967264 425654082 486461808 567538776 638481123 729692712 756718368 851308164 972923616 1135077552 1276962246 1459385424 1702616328 2270155104 2553924492 2918770848 3405232656 5107848984 6810465312 10215697968 20431395936
• Sum of all divisors σ(n): 71149087548
• Sum of proper divisors (its aliquot sum) s(n): 50717691612
• 20431395936 is an abundant number, because the sum of its proper divisors (50717691612) is greater than itself. Its abundance is 30286295676

Bases of 20431395936

• Binary: 10011000001110011100101110001100000₂
• Hexadecimal: 0x4C1CE5C60
• Base-36: 9DWBQ00

Squares and roots of 20431395936

• 20431395936 squared (20431395936²) is 417441939893597316096
• 20431395936 cubed (20431395936³) is 8528921554258000476504321785856
• The square root of 20431395936 is 142938.4340756537
• The cube root of 20431395936 is 2733.7954309487

Scales and comparisons

• 20,431,395,936 seconds is equal to 649 years, 34 weeks, 11 hours, 45 minutes, 36 seconds.
• To count from 1 to 20,431,395,936 would take you about one thousand, two hundred ninety-nine 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 20431395936 cubic inches would be around 227.8 feet tall.

Recreational maths with 20431395936

• 20431395936 backwards is 63959313402
• The number of decimal digits it has is: 11
• The sum of 20431395936's digits is 45
• More coming soon!