2138678080
2,138,678,080 is an even composite number composed of seven prime numbers multiplied together.
2138678080 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 2138678080:
26 × 5 × 7 × 11 × 29 × 41 × 73
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 11 × 29 × 41 × 73)See below for interesting mathematical facts about the number 2138678080 from the Numbermatics database.
Names of 2138678080
- Cardinal: 2138678080 can be written as Two billion, one hundred thirty-eight million, six hundred seventy-eight thousand and eighty.
Scientific notation
- Scientific notation: 2.13867808 × 109
Factors of 2138678080
Divisors of 2138678080
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 16 20 22 28 29 32 35 40 41 44 55 56 58 64 70 73 77 80 82 88 110 112 116 140 145 146 154 160 164 176 203 205 220 224 232 280 287 290 292 308 319 320 328 352 365 385 406 410 440 448 451 464 511 560 574 580 584 616 638 656 704 730 770 803 812 820 880 902 928 1015 1022 1120 1148 1160 1168 1189 1232 1276 1312 1435 1460 1540 1595 1606 1624 1640 1760 1804 1856 2030 2044 2117 2233 2240 2255 2296 2320 2336 2378 2464 2552 2555 2624 2870 2920 2993 3080 3157 3190 3212 3248 3280 3520 3608 4015 4060 4088 4234 4466 4510 4592 4640 4672 4756 4928 5104 5110 5621 5740 5840 5945 5986 6160 6314 6380 6424 6496 6560 7216 8030 8120 8176 8323 8468 8932 9020 9184 9280 9512 10208 10220 10585 11165 11242 11480 11680 11890 11972 12320 12628 12760 12848 12992 13079 13120 14432 14819 14965 15785 16060 16240 16352 16646 16936 17864 18040 18368 19024 20416 20440 20951 21170 22330 22484 22960 23287 23360 23780 23944 24640 25256 25520 25696 26158 28105 28864 29638 29930 31570 32120 32480 32704 32923 33292 33872 35728 36080 38048 40880 41615 41902 42340 44660 44968 45920 46574 47560 47888 50512 51040 51392 52316 56210 59276 59860 63140 64240 64960 65395 65846 66584 67744 71456 72160 74095 76096 81760 83230 83804 84680 86797 89320 89936 91553 91840 93148 95120 95776 101024 102080 104632 104755 112420 116435 118552 119720 126280 128480 130790 131692 133168 135488 142912 144320 148190 163009 163520 164615 166460 167608 169360 173594 178640 179872 183106 186296 190240 191552 202048 209264 209510 224840 230461 232870 237104 239440 252560 256960 261580 263384 266336 296380 326018 329230 332920 335216 338720 347188 357280 359744 366212 372592 380480 418528 419020 433985 449680 457765 460922 465740 474208 478880 505120 523160 526768 532672 592760 607579 652036 658460 665840 670432 677440 694376 714560 732424 745184 815045 837056 838040 867970 899360 915530 921844 931480 948416 954767 957760 1010240 1046320 1053536 1152305 1185520 1215158 1304072 1316920 1331680 1340864 1388752 1464848 1490368 1630090 1676080 1735940 1798720 1831060 1843688 1862960 1909534 2092640 2107072 2304610 2371040 2430316 2608144 2633840 2663360 2777504 2929696 3037895 3260180 3352160 3471880 3662120 3687376 3725920 3819068 4185280 4609220 4742080 4773835 4860632 5216288 5267680 5555008 5859392 6075790 6520360 6683369 6704320 6943760 7324240 7374752 7451840 7638136 9218440 9547670 9721264 10432576 10535360 12151580 13040720 13366738 13887520 14648480 14749504 15276272 18436880 19095340 19442528 24303160 26081440 26733476 27775040 29296960 30552544 33416845 36873760 38190680 38885056 48606320 52162880 53466952 61105088 66833690 73747520 76381360 97212640 106933904 133667380 152762720 194425280 213867808 267334760 305525440 427735616 534669520 1069339040 2138678080
- Sum of all divisors σ(n): 6820692480
- Sum of proper divisors (its aliquot sum) s(n): 4682014400
- 2138678080 is an abundant number, because the sum of its proper divisors (4682014400) is greater than itself. Its abundance is 2543336320
Bases of 2138678080
- Binary: 11111110111100110100011010000002
- Hexadecimal: 0x7F79A340
- Base-36: ZDBAKG
Squares and roots of 2138678080
- 2138678080 squared (21386780802) is 4573943929872486400
- 2138678080 cubed (21386780803) is 9782193621967343858778112000
-
The
square root of 2138678080 is 46245.8439213731 -
The
cube root of 2138678080 is 1288.3933446219
Scales and comparisons
How big is 2138678080?- 2,138,678,080 seconds is equal to 68 years, 1 day, 5 hours, 14 minutes, 40 seconds.
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To count from 1 to 2,138,678,080 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 2138678080 cubic inches would be around 107.4 feet tall.
Recreational maths with 2138678080
- 2138678080 backwards is 0808768312
- The number of decimal digits it has is: 10
- The sum of 2138678080's digits is 43
- More coming soon!
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