13072742928

Names of 13072742928

• Cardinal: 13072742928 can be written as Thirteen billion, seventy-two million, seven hundred forty-two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3072742928 × 10¹⁰

Factors of 13072742928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 358

Divisors of 13072742928

• 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 36 42 48 49 54 56 63 72 81 84 89 98 108 112 126 144 147 162 168 178 189 196 216 243 252 257 267 294 324 336 356 378 392 432 441 486 504 514 534 567 588 623 648 712 729 756 771 784 801 882 972 1008 1028 1068 1134 1176 1246 1296 1323 1424 1458 1512 1542 1602 1701 1764 1799 1869 1944 2056 2136 2268 2313 2352 2403 2492 2646 2916 3024 3084 3204 3402 3528 3598 3738 3888 3969 4112 4272 4361 4536 4626 4806 4984 5103 5292 5397 5607 5832 6168 6408 6804 6939 7056 7196 7209 7476 7938 8722 9072 9252 9612 9968 10206 10584 10794 11214 11664 11907 12336 12593 12816 13083 13608 13878 14392 14418 14952 15876 16191 16821 17444 18504 19224 20412 20817 21168 21588 21627 22428 22873 23814 25186 26166 27216 27756 28784 28836 29904 31752 32382 33642 34888 35721 37008 37779 38448 39249 40824 41634 43176 43254 44856 45746 47628 48573 50372 50463 52332 55512 57672 62451 63504 64764 64881 67284 68619 69776 71442 75558 78498 81648 83268 86352 86508 89712 91492 95256 97146 100744 100926 104664 111024 113337 115344 117747 124902 129528 129762 134568 137238 142884 145719 151116 151389 156996 160111 166536 173016 182984 187353 190512 194292 201488 201852 205857 209328 226674 235494 249804 259056 259524 269136 274476 285768 291438 302232 302778 313992 320222 333072 340011 346032 353241 365968 374706 388584 403704 411714 437157 453348 454167 470988 480333 499608 519048 548952 571536 582876 604464 605556 617571 627984 640444 680022 706482 749412 777168 807408 823428 874314 906696 908334 941976 960666 999216 1020033 1038096 1059723 1097904 1120777 1165752 1211112 1235142 1280888 1311471 1360044 1412964 1440999 1498824 1646856 1748628 1813392 1816668 1852713 1883952 1921332 2040066 2119446 2241554 2331504 2422224 2470284 2561776 2622942 2720088 2825928 2881998 2997648 3060099 3179169 3293712 3362331 3497256 3633336 3705426 3842664 4080132 4238892 4322997 4483108 4940568 5245884 5440176 5558139 5651856 5763996 6120198 6358338 6724662 6994512 7266672 7410852 7685328 8160264 8477784 8645994 8966216 9180297 9881136 10086993 10491768 11116278 11527992 12240396 12716676 12968991 13449324 14821704 16320528 16674417 16955568 17291988 17932432 18360594 20173986 20983536 22232556 23055984 24480792 25433352 25937982 26898648 29643408 30260979 33348834 34583976 36721188 38906973 40347972 44465112 48961584 50866704 51875964 53797296 60521958 66697668 69167952 73442376 77813946 80695944 88930224 90782937 103751928 116720919 121043916 133395336 146884752 155627892 161391888 181565874 207503856 233441838 242087832 266790672 272348811 311255784 363131748 466883676 484175664 544697622 622511568 726263496 817046433 933767352 1089395244 1452526992 1634092866 1867534704 2178790488 3268185732 4357580976 6536371464 13072742928
• Sum of all divisors σ(n): 44845505820
• Sum of proper divisors (its aliquot sum) s(n): 31772762892
• 13072742928 is an abundant number, because the sum of its proper divisors (31772762892) is greater than itself. Its abundance is 18700019964

Bases of 13072742928

• Binary: 1100001011001100100011101000010000₂
• Hexadecimal: 0x30B323A10
• Base-36: 6076900

Squares and roots of 13072742928

• 13072742928 squared (13072742928²) is 170896607661574013184
• 13072742928 cubed (13072742928³) is 2234087419227032298199714762752
• The square root of 13072742928 is 114336.0963475665
• The cube root of 13072742928 is 2355.7122499787

Scales and comparisons

• 13,072,742,928 seconds is equal to 415 years, 34 weeks, 6 days, 21 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,072,742,928 would take you about eight hundred thirty-one 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 13072742928 cubic inches would be around 196.3 feet tall.

Recreational maths with 13072742928

• 13072742928 backwards is 82924727031
• The number of decimal digits it has is: 11
• The sum of 13072742928's digits is 45
• More coming soon!