8138988312
8,138,988,312 is an even composite number composed of seven prime numbers multiplied together.
8138988312 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 8138988312:
23 × 3 × 7 × 13 × 97 × 103 × 373
(2 × 2 × 2 × 3 × 7 × 13 × 97 × 103 × 373)See below for interesting mathematical facts about the number 8138988312 from the Numbermatics database.
Names of 8138988312
- Cardinal: 8138988312 can be written as Eight billion, one hundred thirty-eight million, nine hundred eighty-eight thousand, three hundred twelve.
Scientific notation
- Scientific notation: 8.138988312 × 109
Factors of 8138988312
Divisors of 8138988312
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 78 84 91 97 103 104 156 168 182 194 206 273 291 309 312 364 373 388 412 546 582 618 679 721 728 746 776 824 1092 1119 1164 1236 1261 1339 1358 1442 1492 2037 2163 2184 2238 2328 2472 2522 2611 2678 2716 2884 2984 3783 4017 4074 4326 4476 4849 5044 5222 5356 5432 5768 7566 7833 8034 8148 8652 8827 8952 9373 9698 9991 10088 10444 10712 14547 15132 15666 16068 16296 17304 17654 18746 19396 19982 20888 26481 28119 29094 29973 30264 31332 32136 33943 35308 36181 37492 38419 38792 39964 52962 56238 58188 59946 62664 67886 69937 70616 72362 74984 76838 79928 101829 105924 108543 112476 115257 116376 119892 129883 135772 139874 144724 153676 203658 209811 211848 217086 224952 230514 239784 253267 259766 268933 271544 279748 289448 307352 389649 407316 419622 434172 461028 470353 499447 506534 519532 537866 559496 759801 779298 806799 814632 839244 868344 909181 922056 940706 998894 1013068 1039064 1075732 1411059 1498341 1519602 1558596 1613598 1678488 1818362 1881412 1997788 2026136 2151464 2727543 2822118 2996682 3039204 3117192 3227196 3292471 3496129 3636724 3726643 3762824 3995576 5455086 5644236 5993364 6078408 6454392 6584942 6992258 7273448 7453286 9877413 10488387 10910172 11179929 11288472 11986728 13169884 13984516 14906572 19754826 20976774 21820344 22359858 26086501 26339768 27969032 29813144 39509652 41953548 44719716 48446359 52173002 78259503 79019304 83907096 89439432 96892718 104346004 145339077 156519006 193785436 208692008 290678154 313038012 339124513 387570872 581356308 626076024 678249026 1017373539 1162712616 1356498052 2034747078 2712996104 4069494156 8138988312
- Sum of all divisors σ(n): 25615349760
- Sum of proper divisors (its aliquot sum) s(n): 17476361448
- 8138988312 is an abundant number, because the sum of its proper divisors (17476361448) is greater than itself. Its abundance is 9337373136
Bases of 8138988312
- Binary: 1111001010001111100011011000110002
- Hexadecimal: 0x1E51F1B18
- Base-36: 3QLQRKO
Squares and roots of 8138988312
- 8138988312 squared (81389883122) is 66243130742872609344
- 8138988312 cubed (81389883123) is 539152066866528044755757987328
-
The
square root of 8138988312 is 90216.3417125745 -
The
cube root of 8138988312 is 2011.5159238159
Scales and comparisons
How big is 8138988312?- 8,138,988,312 seconds is equal to 258 years, 41 weeks, 2 days, 6 hours, 5 minutes, 12 seconds.
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To count from 1 to 8,138,988,312 would take you about five hundred seventeen 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 8138988312 cubic inches would be around 167.6 feet tall.
Recreational maths with 8138988312
- 8138988312 backwards is 2138898318
- The number of decimal digits it has is: 10
- The sum of 8138988312's digits is 51
- More coming soon!
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