28990117728
28,990,117,728 is an even composite number composed of six prime numbers multiplied together.
28990117728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.
Prime factorization of 28990117728:
25 × 35 × 11 × 13 × 292 × 31
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 11 × 13 × 29 × 29 × 31)See below for interesting mathematical facts about the number 28990117728 from the Numbermatics database.
Names of 28990117728
- Cardinal: 28990117728 can be written as Twenty-eight billion, nine hundred ninety million, one hundred seventeen thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 2.8990117728 × 1010
Factors of 28990117728
Divisors of 28990117728
- Number of divisors d(n): 864
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 29 31 32 33 36 39 44 48 52 54 58 62 66 72 78 81 87 88 93 96 99 104 108 116 117 124 132 143 144 156 162 174 176 186 198 208 216 232 234 243 248 261 264 279 286 288 297 312 319 324 341 348 351 352 372 377 396 403 416 429 432 464 468 486 496 522 528 558 572 594 624 638 648 682 696 702 744 754 783 792 806 837 841 858 864 891 899 928 936 957 972 992 1023 1044 1053 1056 1116 1131 1144 1188 1209 1248 1276 1287 1296 1364 1392 1404 1488 1508 1566 1584 1612 1674 1682 1716 1782 1798 1872 1914 1944 2046 2088 2106 2232 2262 2288 2349 2376 2418 2511 2523 2552 2574 2592 2673 2697 2728 2784 2808 2871 2976 3016 3069 3132 3159 3168 3224 3348 3364 3393 3432 3564 3596 3627 3744 3828 3861 3888 4092 4147 4176 4212 4433 4464 4524 4576 4698 4752 4836 5022 5046 5104 5148 5346 5394 5456 5616 5742 6032 6138 6264 6318 6448 6696 6728 6786 6864 7047 7128 7192 7254 7533 7569 7656 7722 7776 8091 8184 8294 8352 8424 8613 8866 8928 9048 9207 9251 9396 9504 9672 9889 10044 10092 10179 10208 10296 10692 10788 10881 10912 10933 11232 11484 11583 11687 12064 12276 12441 12528 12636 12896 13299 13392 13456 13572 13728 14094 14256 14384 14508 15066 15138 15312 15444 16182 16368 16588 16848 17226 17732 18096 18414 18502 18792 19344 19778 20088 20184 20358 20592 21384 21576 21762 21866 22707 22968 23166 23374 24273 24552 24882 25056 25272 25839 26071 26598 26784 26912 27144 27621 27753 28188 28512 28768 29016 29667 30132 30276 30537 30624 30888 32364 32643 32736 32799 33176 33696 34452 34749 35061 35464 36192 36828 37004 37323 37584 38688 39556 39897 40176 40368 40716 41184 42768 43152 43524 43732 45414 45936 46332 46748 48546 49104 49764 50544 51678 52142 53196 54288 55242 55506 56376 58032 59334 60264 60552 61074 61776 64728 65286 65598 66352 68121 68904 69498 70122 70928 72819 73656 74008 74646 75168 77517 78213 79112 79794 80352 80736 81432 82863 83259 85536 86304 87048 87464 89001 90828 91611 91872 92664 93496 97092 97929 98208 98397 99528 101088 103356 104284 105183 106392 108576 110484 111012 111969 112752 116064 118668 119691 120263 120528 121104 122148 123552 128557 129456 130572 131196 132704 136242 137808 138996 140244 141856 145638 147312 148016 149292 155034 156426 158224 159588 162864 165726 166518 174096 174928 178002 181656 183222 185328 186992 194184 195858 196794 199056 204363 206712 208568 210366 212784 218457 220968 222024 223938 225504 234639 237336 239382 240526 241056 242208 244296 249777 257114 258912 261144 262392 267003 272484 275616 277992 280488 286781 291276 294624 295191 296032 298584 310068 312852 315549 316448 319176 325728 331452 333036 335907 338923 348192 349856 356004 359073 360789 363312 366444 370656 373984 385671 388368 391716 393588 398112 408726 413424 417136 420732 425568 436914 441936 444048 447876 469278 474672 478764 481052 488592 499554 514228 522288 524784 534006 544968 555984 560976 573562 582552 590382 597168 620136 625704 631098 638352 662904 666072 671814 677846 703917 712008 718146 721578 726624 732888 749331 771342 776736 783432 787176 801009 817452 826848 834272 841464 860343 873828 883872 885573 888096 895752 938556 946647 949344 957528 962104 977184 999108 1007721 1016769 1028456 1044576 1049568 1068012 1077219 1082367 1089936 1111968 1121952 1147124 1157013 1165104 1180764 1194336 1240272 1251408 1262196 1276704 1325808 1332144 1343628 1355692 1407834 1424016 1436292 1443156 1465776 1498662 1542684 1566864 1574352 1602018 1634904 1682928 1720686 1747656 1771146 1791504 1877112 1893294 1915056 1924208 1998216 2015442 2033538 2056912 2111751 2136024 2154438 2164734 2179872 2247993 2294248 2314026 2330208 2361528 2403027 2480544 2502816 2524392 2581029 2651616 2656719 2664288 2687256 2711384 2815668 2839941 2848032 2872584 2886312 2931552 2997324 3050307 3085368 3133728 3148704 3204036 3247101 3269808 3365856 3441372 3471039 3495312 3542292 3583008 3728153 3754224 3786588 3830112 3848416 3996432 4030884 4067076 4113824 4223502 4272048 4308876 4329468 4495986 4588496 4628052 4723056 4806054 5048784 5162058 5313438 5374512 5422768 5631336 5679882 5745168 5772624 5994648 6100614 6170736 6335253 6408072 6494202 6539616 6882744 6942078 6990624 7084584 7456306 7508448 7573176 7743087 7992864 8061768 8134152 8447004 8544096 8617752 8658936 8991972 9150921 9176992 9256104 9446112 9612108 9741303 10097568 10324116 10413117 10626876 10749024 10845536 11184459 11262672 11359764 11490336 11545248 11989296 12201228 12341472 12670506 12816144 12988404 13765488 13884156 14169168 14912612 15146352 15486174 16123536 16268304 16894008 17235504 17317872 17983944 18301842 18512208 19224216 19482606 20648232 20826234 21253752 22368918 22525344 22719528 23229261 23978592 24402456 25341012 25632288 25976808 27452763 27530976 27768312 28338336 29223909 29825224 30292704 30972348 31239351 32247072 32536608 33553377 33788016 34471008 34635744 35967888 36603684 37024416 38448432 38965212 41296464 41652468 42507504 44737836 45439056 46458522 48804912 50682024 51953616 54905526 55536624 58447818 59650448 61944696 62478702 67106754 67576032 69687783 71935776 73207368 76896864 77930424 82358289 82592928 83304936 85015008 89475672 90878112 92917044 97609824 100660131 101364048 103907232 109811052 111073248 116895636 119300896 123889392 124957404 134213508 139375566 146414736 155860848 164716578 166609872 178951344 185834088 201320262 202728096 219622104 233791272 247778784 249914808 268427016 278751132 292829472 301980393 311721696 329433156 333219744 357902688 371668176 402640524 439244208 467582544 499829616 536854032 557502264 603960786 658866312 743336352 805281048 878488416 905941179 935165088 999659232 1073708064 1115004528 1207921572 1317732624 1610562096 1811882358 2230009056 2415843144 2635465248 3221124192 3623764716 4831686288 7247529432 9663372576 14495058864 28990117728
- Sum of all divisors σ(n): 107378998272
- Sum of proper divisors (its aliquot sum) s(n): 78388880544
- 28990117728 is an abundant number, because the sum of its proper divisors (78388880544) is greater than itself. Its abundance is 49398762816
Bases of 28990117728
- Binary: 110101111111111001000010111011000002
- Hexadecimal: 0x6BFF21760
- Base-36: DBFYU00
Squares and roots of 28990117728
- 28990117728 squared (289901177282) is 840426925883299881984
- 28990117728 cubed (289901177283) is 24364075523137993967844666212352
-
The
square root of 28990117728 is 170264.8458373013 -
The
cube root of 28990117728 is 3071.9678036175
Scales and comparisons
How big is 28990117728?- 28,990,117,728 seconds is equal to 921 years, 41 weeks, 2 days, 18 hours, 28 minutes, 48 seconds.
-
To count from 1 to 28,990,117,728 would take you about one thousand, eight hundred forty-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 28990117728 cubic inches would be around 256 feet tall.
Recreational maths with 28990117728
- 28990117728 backwards is 82771109982
- 28990117728 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28990117728's digits is 54
- More coming soon!
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The information we have on file for 28990117728 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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