12845029428

Names of 12845029428

• Cardinal: 12845029428 can be written as Twelve billion, eight hundred forty-five million, twenty-nine thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2845029428 × 10¹⁰

Factors of 12845029428

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 288

Divisors of 12845029428

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 31 33 36 42 44 62 63 66 77 84 93 99 107 121 124 126 127 132 154 186 198 214 217 231 242 252 254 279 308 321 341 363 372 381 396 428 434 462 484 508 558 642 651 682 693 726 749 762 847 868 889 924 963 1023 1089 1116 1143 1177 1284 1302 1364 1386 1397 1452 1498 1524 1694 1778 1926 1953 2046 2178 2247 2286 2354 2387 2541 2604 2667 2772 2794 2996 3069 3317 3388 3531 3556 3751 3852 3906 3937 4092 4191 4356 4494 4572 4708 4774 5082 5334 5588 6138 6634 6741 7062 7161 7502 7623 7812 7874 8001 8239 8382 8988 9548 9779 9951 10164 10593 10668 11253 11811 12276 12573 12947 13268 13482 13589 14124 14322 15004 15246 15367 15748 16002 16478 16764 19558 19902 21186 21483 22506 23219 23622 24717 25146 25894 26257 26964 27178 27559 28644 29337 29853 30492 30734 32004 32956 33759 35433 36487 38841 39116 39804 40767 42372 42966 43307 45012 46101 46438 47244 49434 50292 51788 52514 54356 55118 58674 59706 61468 67518 69657 70866 72974 74151 77682 78771 81534 82677 85932 86614 88011 90629 92202 92876 95123 98868 105028 107569 109461 110236 116523 117348 119412 122301 129921 135036 138303 139314 141732 145948 148302 149479 155364 157542 163068 165354 173228 176022 181258 184404 190246 208971 215138 218922 233046 236313 244602 248031 255409 259842 271887 276606 278628 285369 296604 298958 303149 315084 322707 328383 330708 352044 362516 380492 389763 401357 417942 421259 430276 437844 448437 466092 472626 476377 489204 496062 510818 519684 543774 553212 570738 597916 606298 645414 656766 766227 779526 802714 815661 835884 842518 856107 896874 909447 945252 952754 968121 992124 1021636 1046353 1087548 1141476 1204071 1212596 1263777 1290828 1313532 1345311 1429131 1532454 1559052 1605428 1631322 1644269 1685036 1712214 1793748 1818894 1905508 1936242 2092706 2298681 2408142 2527554 2690622 2728341 2809499 2858262 2948813 3064908 3139059 3262644 3288538 3334639 3424428 3612213 3637788 3791331 3872484 4185412 4287393 4597362 4633849 4816284 4932807 5055108 5381244 5456682 5618998 5716524 5897626 6278118 6577076 6669278 7224426 7582662 8428497 8574786 8846439 9194724 9267698 9417177 9865614 10003917 10913364 11237996 11509883 11795252 12556236 13338556 13901547 14448852 14798421 15165324 16856994 17149572 17692878 18535396 18834354 19731228 20007834 23019766 25285491 26539317 27803094 29596842 30011751 32436943 33713988 34529649 35385756 37668708 40015668 41704641 46039532 50570982 50972339 53078634 55606188 59193684 60023502 64873886 69059298 83409282 97310829 101141964 101944678 103588947 106157268 120047004 129747772 138118596 152917017 166818564 194621658 203889356 207177894 291932487 305834034 356806373 389243316 414355788 458751051 583864974 611668068 713612746 917502102 1070419119 1167729948 1427225492 1835004204 2140838238 3211257357 4281676476 6422514714 12845029428
• Sum of all divisors σ(n): 42831839232
• Sum of proper divisors (its aliquot sum) s(n): 29986809804
• 12845029428 is an abundant number, because the sum of its proper divisors (29986809804) is greater than itself. Its abundance is 17141780376

Bases of 12845029428

• Binary: 1011111101100111111001100000110100₂
• Hexadecimal: 0x2FD9F9834
• Base-36: 5WFLK50

Squares and roots of 12845029428

• 12845029428 squared (12845029428²) is 164994781006186007184
• 12845029428 cubed (12845029428³) is 2119362817490874712320299410752
• The square root of 12845029428 is 113335.9141137531
• The cube root of 12845029428 is 2341.9540395133

Scales and comparisons

• 12,845,029,428 seconds is equal to 408 years, 22 weeks, 3 days, 7 hours, 43 minutes, 48 seconds.
• To count from 1 to 12,845,029,428 would take you about eight hundred sixteen 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 12845029428 cubic inches would be around 195.2 feet tall.

Recreational maths with 12845029428

• 12845029428 backwards is 82492054821
• The number of decimal digits it has is: 11
• The sum of 12845029428's digits is 45
• More coming soon!