12642738966
12,642,738,966 is an even composite number composed of seven prime numbers multiplied together.
12642738966 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 12642738966:
2 × 32 × 112 × 13 × 19 × 71 × 331
(2 × 3 × 3 × 11 × 11 × 13 × 19 × 71 × 331)See below for interesting mathematical facts about the number 12642738966 from the Numbermatics database.
Names of 12642738966
- Cardinal: 12642738966 can be written as Twelve billion, six hundred forty-two million, seven hundred thirty-eight thousand, nine hundred sixty-six.
Scientific notation
- Scientific notation: 1.2642738966 × 1010
Factors of 12642738966
Divisors of 12642738966
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 6 9 11 13 18 19 22 26 33 38 39 57 66 71 78 99 114 117 121 142 143 171 198 209 213 234 242 247 286 331 342 363 418 426 429 494 627 639 662 726 741 781 858 923 993 1089 1254 1278 1287 1349 1482 1562 1573 1846 1881 1986 2178 2223 2299 2343 2574 2698 2717 2769 2979 3146 3641 3762 4047 4303 4446 4598 4686 4719 5434 5538 5958 6289 6897 7029 7282 8094 8151 8307 8591 8606 9438 10153 10923 12141 12578 12909 13794 14058 14157 14839 16302 16614 17182 17537 18867 20306 20691 21846 23501 24282 24453 25773 25818 28314 29678 29887 30459 32769 35074 37734 38727 40051 41382 44517 47002 47333 48906 51546 52611 56601 59774 60918 65538 69179 70503 77319 77454 80102 81757 89034 89661 91377 94666 105222 111683 113202 120153 133551 138358 141006 141999 154638 157833 163229 163514 179322 182754 192907 207537 211509 223366 240306 245271 258511 267102 268983 283998 305513 315666 326458 335049 360459 385814 415074 423018 425997 446519 489687 490542 517022 520663 537966 578721 611026 622611 670098 720918 735813 760969 775533 851994 893038 899327 916539 979374 1005147 1041326 1157442 1245222 1339557 1469061 1471626 1521938 1551066 1561989 1736163 1798654 1833078 2010294 2121977 2282907 2326599 2679114 2697981 2749617 2843621 2938122 3123978 3360643 3472326 4018671 4243954 4565814 4653198 4685967 4911709 5395962 5499234 5687242 5804747 6365931 6721286 6848721 8037342 8093943 8530863 9371934 9823418 9892597 10081929 11609494 12731862 13697442 14735127 16187886 17061726 17414241 19097793 19785194 20163858 25592589 29470254 29677791 30245787 34828482 36967073 38195586 44205381 51185178 52242723 54028799 59355582 60491574 63852217 73934146 88410762 89033373 104485446 108057598 110901219 127704434 162086397 178066746 191556651 221802438 324172794 332703657 383113302 486259191 574669953 665407314 702374387 972518382 1149339906 1404748774 2107123161 4214246322 6321369483 12642738966
- Sum of all divisors σ(n): 34717213440
- Sum of proper divisors (its aliquot sum) s(n): 22074474474
- 12642738966 is an abundant number, because the sum of its proper divisors (22074474474) is greater than itself. Its abundance is 9431735508
Bases of 12642738966
- Binary: 10111100011001000011100011000101102
- Hexadecimal: 0x2F190E316
- Base-36: 5T35RTI
Squares and roots of 12642738966
- 12642738966 squared (126427389662) is 159838848562414749156
- 12642738966 cubed (126427389663) is 2020800839000614032207676812696
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The
square root of 12642738966 is 112439.9349252747 -
The
cube root of 12642738966 is 2329.5948116233
Scales and comparisons
How big is 12642738966?- 12,642,738,966 seconds is equal to 401 years, 51 weeks, 6 days, 23 hours, 56 minutes, 6 seconds.
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To count from 1 to 12,642,738,966 would take you about eight hundred 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 12642738966 cubic inches would be around 194.1 feet tall.
Recreational maths with 12642738966
- 12642738966 backwards is 66983724621
- The number of decimal digits it has is: 11
- The sum of 12642738966's digits is 54
- More coming soon!
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