28021033728
28,021,033,728 is an even composite number composed of four prime numbers multiplied together.
What does the number 28021033728 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 360 divisors.
28021033728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 28021033728:
28 × 39 × 67 × 83
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 67 × 83)See below for interesting mathematical facts about the number 28021033728 from the Numbermatics database.
Names of 28021033728
- Cardinal: 28021033728 can be written as Twenty-eight billion, twenty-one million, thirty-three thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 2.8021033728 × 1010
Factors of 28021033728
Divisors of 28021033728
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 67 72 81 83 96 108 128 134 144 162 166 192 201 216 243 249 256 268 288 324 332 384 402 432 486 498 536 576 603 648 664 729 747 768 804 864 972 996 1072 1152 1206 1296 1328 1458 1494 1608 1728 1809 1944 1992 2144 2187 2241 2304 2412 2592 2656 2916 2988 3216 3456 3618 3888 3984 4288 4374 4482 4824 5184 5312 5427 5561 5832 5976 6432 6561 6723 6912 7236 7776 7968 8576 8748 8964 9648 10368 10624 10854 11122 11664 11952 12864 13122 13446 14472 15552 15936 16281 16683 17152 17496 17928 19296 19683 20169 20736 21248 21708 22244 23328 23904 25728 26244 26892 28944 31104 31872 32562 33366 34992 35856 38592 39366 40338 43416 44488 46656 47808 48843 50049 51456 52488 53784 57888 60507 62208 63744 65124 66732 69984 71712 77184 78732 80676 86832 88976 93312 95616 97686 100098 104976 107568 115776 121014 130248 133464 139968 143424 146529 150147 154368 157464 161352 173664 177952 181521 186624 191232 195372 200196 209952 215136 231552 242028 260496 266928 279936 286848 293058 300294 314928 322704 347328 355904 363042 390744 400392 419904 430272 439587 450441 463104 484056 520992 533856 544563 559872 573696 586116 600588 629856 645408 694656 711808 726084 781488 800784 839808 860544 879174 900882 968112 1041984 1067712 1089126 1172232 1201176 1259712 1290816 1318761 1351323 1389312 1423616 1452168 1562976 1601568 1633689 1679616 1721088 1758348 1801764 1936224 2083968 2135424 2178252 2344464 2402352 2519424 2581632 2637522 2702646 2904336 3125952 3203136 3267378 3516696 3603528 3872448 4053969 4167936 4270848 4356504 4688928 4804704 5038848 5163264 5275044 5405292 5808672 6251904 6406272 6534756 7033392 7207056 7744896 8107938 8713008 9377856 9609408 10550088 10810584 11617344 12161907 12503808 12812544 13069512 14066784 14414112 15489792 16215876 17426016 18755712 19218816 21100176 21621168 23234688 24323814 26139024 28133568 28828224 32431752 34852032 36485721 37511424 38437632 42200352 43242336 46469376 48647628 52278048 56267136 57656448 64863504 69704064 72971442 84400704 86484672 97295256 104556096 109457163 112534272 115312896 129727008 139408128 145942884 168801408 172969344 194590512 209112192 218914326 259454016 291885768 337602816 345938688 389181024 418224384 437828652 518908032 583771536 778362048 875657304 1037816064 1167543072 1556724096 1751314608 2335086144 3113448192 3502629216 4670172288 7005258432 9340344576 14010516864 28021033728
- Sum of all divisors σ(n): 86175595968
- Sum of proper divisors (its aliquot sum) s(n): 58154562240
- 28021033728 is an abundant number, because the sum of its proper divisors (58154562240) is greater than itself. Its abundance is 30133528512
Bases of 28021033728
- Binary: 110100001100010111100001011000000002
- Hexadecimal: 0x6862F0B00
- Base-36: CVF0000
Squares and roots of 28021033728
- 28021033728 squared (280210337282) is 785178331185713577984
- 28021033728 cubed (280210337283) is 22001508500649634400437222244352
-
The
square root of 28021033728 is 167394.8437915577 -
The
cube root of 28021033728 is 3037.3491480639
Scales and comparisons
How big is 28021033728?- 28,021,033,728 seconds is equal to 890 years, 51 weeks, 12 hours, 28 minutes, 48 seconds.
-
To count from 1 to 28,021,033,728 would take you about one thousand, seven hundred eighty-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 28021033728 cubic inches would be around 253.1 feet tall.
Recreational maths with 28021033728
- 28021033728 backwards is 82733012082
- 28021033728 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28021033728's digits is 36
- More coming soon!
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The information we have on file for 28021033728 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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