2728888991640

Names of 2728888991640

• Cardinal: 2728888991640 can be written as Two trillion, seven hundred twenty-eight billion, eight hundred eighty-eight million, nine hundred ninety-one thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.72888899164 × 10¹²

Factors of 2728888991640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1111

Divisors of 2728888991640

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 103 105 120 126 140 168 180 206 210 252 280 309 315 360 412 420 504 515 618 630 721 824 840 927 991 1030 1236 1260 1442 1545 1854 1982 2060 2163 2472 2520 2884 2973 3090 3605 3708 3964 4120 4326 4635 4955 5768 5946 6180 6489 6937 7210 7416 7928 8652 8919 9270 9910 10609 10815 11892 12360 12978 13874 14420 14865 17304 17838 18540 19820 20811 21218 21630 23784 25956 27748 28840 29730 31827 32445 34685 35676 37080 39640 41622 42436 43260 44595 51912 53045 55496 59460 62433 63654 64890 69370 71352 74263 83244 84872 86520 89190 95481 102073 104055 106090 118920 124866 127308 129780 138740 148526 159135 166488 178380 190962 204146 208110 212180 222789 249732 254616 259560 277480 297052 306219 312165 318270 356760 371315 381924 408292 416220 424360 445578 477405 499464 510365 594104 612438 624330 636540 668367 714511 742630 763848 816584 832440 891156 918657 954810 1020730 1092727 1113945 1224876 1248660 1273080 1336734 1429022 1485260 1531095 1782312 1837314 1909620 2041460 2143533 2185454 2227890 2449752 2497320 2673468 2858044 2970520 3062190 3278181 3341835 3572555 3674628 3819240 4082920 4287066 4370908 4455780 4593285 5346936 5463635 5716088 6124380 6430599 6556362 6683670 7145110 7349256 7649089 8574132 8741816 8911560 9186570 9834543 10513519 10717665 10927270 12248760 12861198 13112724 13367340 14290220 15298178 16390905 17148264 18373140 19669086 21027038 21435330 21854540 22947267 25722396 26225448 26734680 28580440 30596356 31540557 32152995 32781810 36746280 38245445 39338172 42054076 42870660 43709080 45894534 49172715 51444792 52567595 61192712 63081114 64305990 65563620 68841801 73594633 76490890 78676344 84108152 85741320 91789068 94621671 98345430 105135190 114736335 126162228 128611980 131127240 137683602 147189266 152981780 157702785 183578136 189243342 196690860 210270380 220783899 229472670 252324456 257223960 275367204 294378532 305963560 315405570 344209005 367973165 378486684 393381720 420540760 441567798 458945340 473108355 550734408 588757064 630811140 662351697 688418010 735946330 756973368 883135596 917890680 946216710 1082892457 1103919495 1261622280 1324703394 1376836020 1471892660 1766271192 1892433420 2165784914 2207838990 2649406788 2753672040 2943785320 3248677371 3311758485 3784866840 4331569828 4415677980 5298813576 5414462285 6497354742 6623516970 7580247199 8663139656 8831355960 9746032113 10828924570 12994709484 13247033940 15160494398 16243386855 19492064226 21657849140 22740741597 25989418968 26494067880 30320988796 32486773710 37901235995 38984128452 43315698280 45481483194 48730160565 60641977592 64973547420 68222224791 75802471990 77968256904 90962966388 97460321130 113703707985 129947094840 136444449582 151604943980 181925932776 194920642260 227407415970 272888899164 303209887960 341111123955 389841284520 454814831940 545777798328 682222247910 909629663880 1364444495820 2728888991640
• Sum of all divisors σ(n): 10245572812800
• Sum of proper divisors (its aliquot sum) s(n): 7516683821160
• 2728888991640 is an abundant number, because the sum of its proper divisors (7516683821160) is greater than itself. Its abundance is 4787794829520

Bases of 2728888991640

• Binary: 100111101101011110011101010111111110011000₂
• Hexadecimal: 0x27B5E757F98
• Base-36: YTMU1PY0

Squares and roots of 2728888991640

• 2728888991640 squared (2728888991640²) is 7446835128693975989889600
• 2728888991640 cubed (2728888991640³) is 20321586405251033769192201378922944000
• The square root of 2728888991640 is 1651934.9235487457
• The cube root of 2728888991640 is 13974.2536871705

Scales and comparisons

• 2,728,888,991,640 seconds is equal to 86,770 years, 11 weeks, 6 days, 7 hours, 54 minutes.
• To count from 1 to 2,728,888,991,640 would take you about two hundred sixteen thousand, nine hundred twenty-five 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 2728888991640 cubic inches would be around 1164.5 feet tall.

Recreational maths with 2728888991640

• 2728888991640 backwards is 0461998888272
• 2728888991640 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 2728888991640's digits is 72
• More coming soon!