28790515887672

Names of 28790515887672

• Cardinal: 28790515887672 can be written as Twenty-eight trillion, seven hundred ninety billion, five hundred fifteen million, eight hundred eighty-seven thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.8790515887672 × 10¹³

Factors of 28790515887672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1644

Divisors of 28790515887672

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 49 56 66 77 84 88 98 121 132 147 154 168 196 231 242 264 294 308 343 363 392 462 484 539 588 616 686 726 847 924 968 1029 1078 1176 1331 1372 1452 1617 1621 1694 1848 2058 2156 2541 2662 2744 2904 3234 3242 3388 3773 3993 4116 4312 4863 5082 5324 5929 6468 6484 6776 7546 7986 8232 9317 9726 10164 10648 11319 11347 11858 12936 12968 15092 15972 17787 17831 18634 19452 20328 22638 22694 23716 27951 30184 31944 34041 35574 35662 37268 38904 41503 45276 45388 47432 53493 55902 65219 68082 71148 71324 74536 79429 83006 90552 90776 106986 111804 124509 124817 130438 136164 142296 142648 158858 166012 195657 196141 213972 223608 238287 249018 249634 260876 272328 317716 332024 374451 391314 392282 427944 456533 476574 498036 499268 521752 556003 588423 635432 748902 782628 784564 873719 913066 953148 996072 998536 1112006 1176846 1369599 1372987 1497804 1565256 1569128 1668009 1747438 1826132 1906296 2157551 2224012 2353692 2621157 2627641 2739198 2745974 2995608 3336018 3494876 3652264 4118961 4315102 4448024 4707384 5242314 5255282 5478396 5491948 6116033 6472653 6672036 6989752 7882923 8237922 8630204 9610909 10484628 10510564 10956792 10983896 12232066 12945306 13344072 15102857 15765846 16475844 17260408 18348099 18393487 19221818 20969256 21021128 24464132 25890612 28832727 28904051 30205714 31531692 32951688 36696198 36786974 38443636 45308571 48928264 51781224 55180461 57665454 57808102 60411428 63063384 67276363 73392396 73573948 76887272 86712153 90617142 105719999 110360922 115330908 115616204 120822856 128754409 134552726 146784792 147147896 173424306 181234284 201829089 202328357 211439998 220721844 230661816 231232408 257508818 269105452 317159997 317944561 346848612 362468568 386263227 403658178 404656714 422879996 441443688 515017636 538210904 606985071 634319994 635889122 693697224 740039993 772526454 807316356 809313428 845759992 901280863 953833683 1030035272 1213970142 1268639988 1271778244 1416298499 1480079986 1545052908 1614632712 1618626856 1802561726 1907667366 2220119979 2225611927 2427940284 2537279976 2543556488 2703842589 2832596998 2960159972 3090105816 3497390171 3605123452 3815334732 4248895497 4440239958 4451223854 4855880568 5407685178 5665193996 5920319944 6676835781 6994780342 7210246904 7630669464 8497790994 8880479916 8902447708 9914089493 10492170513 10815370356 11330387992 13353671562 13989560684 15579283489 16995581988 17760959832 17804895416 19828178986 20984341026 21630740712 24481731197 26707343124 27979121368 29742268479 31158566978 33991163976 39656357972 41968682052 46737850467 48963462394 53414686248 59484536958 62317133956 73445193591 79312715944 83937364104 93475700934 97926924788 109054984423 118969073916 124634267912 146890387182 171372118379 186951401868 195853849576 218109968846 237938147832 293780774364 327164953269 342744236758 373902803736 436219937692 514116355137 587561548728 654329906538 685488473516 872439875384 1028232710274 1199604828653 1308659813076 1370976947032 2056465420548 2399209657306 2617319626152 3598814485959 4112930841096 4798419314612 7197628971918 9596838629224 14395257943836 28790515887672
• Sum of all divisors σ(n): 92381784768000
• Sum of proper divisors (its aliquot sum) s(n): 63591268880328
• 28790515887672 is an abundant number, because the sum of its proper divisors (63591268880328) is greater than itself. Its abundance is 34800752992656

Bases of 28790515887672

• Binary: 110100010111101010000011110001110111000111000₂
• Hexadecimal: 0x1A2F5078EE38
• Base-36: A7E6HT6BC

Squares and roots of 28790515887672

• 28790515887672 squared (28790515887672²) is 828893805078293850121579584
• 28790515887672 cubed (28790515887672³) is 23864280264299517007792347361968552488448
• The square root of 28790515887672 is 5365679.4432459343
• The cube root of 28790515887672 is 30649.0122204357

Scales and comparisons

• 28,790,515,887,672 seconds is equal to 915,449 years, 18 weeks, 1 day, 12 hours, 21 minutes, 12 seconds.
• To count from 1 to 28,790,515,887,672 would take you about two million, two hundred eighty-eight thousand, six hundred twenty-three 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 28790515887672 cubic inches would be around 2554.1 feet tall.

Recreational maths with 28790515887672

• 28790515887672 backwards is 27678851509782
• The number of decimal digits it has is: 14
• The sum of 28790515887672's digits is 75
• More coming soon!