2139990720
2,139,990,720 is an even composite number composed of six prime numbers multiplied together.
2139990720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 2139990720:
26 × 3 × 5 × 73 × 67 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 7 × 67 × 97)See below for interesting mathematical facts about the number 2139990720 from the Numbermatics database.
Names of 2139990720
- Cardinal: 2139990720 can be written as Two billion, one hundred thirty-nine million, nine hundred ninety thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.13999072 × 109
Factors of 2139990720
Divisors of 2139990720
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 67 70 80 84 96 97 98 105 112 120 134 140 147 160 168 192 194 196 201 210 224 240 245 268 280 291 294 320 335 336 343 388 392 402 420 448 469 480 485 490 536 560 582 588 670 672 679 686 735 776 784 804 840 938 960 970 980 1005 1029 1072 1120 1164 1176 1340 1344 1358 1372 1407 1455 1470 1552 1568 1608 1680 1715 1876 1940 1960 2010 2037 2058 2144 2240 2328 2345 2352 2680 2716 2744 2814 2910 2940 3104 3136 3216 3283 3360 3395 3430 3752 3880 3920 4020 4074 4116 4288 4656 4690 4704 4753 5145 5360 5432 5488 5628 5820 5880 6208 6432 6499 6566 6720 6790 6860 7035 7504 7760 7840 8040 8148 8232 9312 9380 9408 9506 9849 10185 10290 10720 10864 10976 11256 11640 11760 12864 12998 13132 13580 13720 14070 14259 15008 15520 15680 16080 16296 16415 16464 18624 18760 19012 19497 19698 20370 20580 21440 21728 21952 22512 22981 23280 23520 23765 25996 26264 27160 27440 28140 28518 30016 31040 32160 32495 32592 32830 32928 33271 37520 38024 38994 39396 40740 41160 43456 45024 45493 45962 46560 47040 47530 49245 51992 52528 54320 54880 56280 57036 64320 64990 65184 65660 65856 66542 68943 71295 75040 76048 77988 78792 81480 82320 90048 90986 91924 93120 95060 97485 98490 99813 103984 105056 108640 109760 112560 114072 114905 129980 130368 131320 133084 136479 137886 142590 150080 152096 155976 157584 162960 164640 166355 181972 183848 190120 194970 196980 199626 207968 210112 217280 225120 227465 228144 229810 259960 262640 266168 272958 275772 285180 304192 311952 315168 318451 325920 329280 332710 344715 363944 367696 380240 389940 393960 399252 415936 450240 454930 456288 459620 499065 519920 525280 532336 545916 551544 570360 623904 630336 636902 651840 665420 682395 689430 727888 735392 760480 779880 787920 798504 909860 912576 919240 955353 998130 1039840 1050560 1064672 1091832 1103088 1140720 1247808 1273804 1330840 1364790 1378860 1455776 1470784 1520960 1559760 1575840 1592255 1597008 1819720 1838480 1910706 1996260 2079680 2129344 2183664 2206176 2229157 2281440 2547608 2661680 2729580 2757720 2911552 3119520 3151680 3184510 3194016 3639440 3676960 3821412 3992520 4367328 4412352 4458314 4562880 4776765 5095216 5323360 5459160 5515440 6239040 6369020 6388032 6687471 7278880 7353920 7642824 7985040 8734656 8916628 9553530 10190432 10646720 10918320 11030880 11145785 12738040 13374942 14557760 15285648 15970080 17833256 19107060 20380864 21836640 22061760 22291570 25476080 26749884 30571296 31940160 33437355 35666512 38214120 43673280 44583140 50952160 53499768 61142592 66874710 71333024 76428240 89166280 101904320 106999536 133749420 142666048 152856480 178332560 213999072 267498840 305712960 356665120 427998144 534997680 713330240 1069995360 2139990720
- Sum of all divisors σ(n): 8124748800
- Sum of proper divisors (its aliquot sum) s(n): 5984758080
- 2139990720 is an abundant number, because the sum of its proper divisors (5984758080) is greater than itself. Its abundance is 3844767360
Bases of 2139990720
- Binary: 11111111000110110101010110000002
- Hexadecimal: 0x7F8DAAC0
- Base-36: ZE3FEO
Squares and roots of 2139990720
- 2139990720 squared (21399907202) is 4579560281686118400
- 2139990720 cubed (21399907203) is 9800216504488879328821248000
-
The
square root of 2139990720 is 46260.0337224261 -
The
cube root of 2139990720 is 1288.6568798055
Scales and comparisons
How big is 2139990720?- 2,139,990,720 seconds is equal to 68 years, 2 weeks, 2 days, 9 hours, 52 minutes.
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To count from 1 to 2,139,990,720 would take you about one hundred thirty-six 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 2139990720 cubic inches would be around 107.4 feet tall.
Recreational maths with 2139990720
- 2139990720 backwards is 0270999312
- 2139990720 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2139990720's digits is 42
- More coming soon!
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