18990937307342
18,990,937,307,342 is an even composite number composed of seven prime numbers multiplied together.
18990937307342 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 18990937307342:
2 × 7 × 113 × 13 × 31 × 41 × 61681
(2 × 7 × 11 × 11 × 11 × 13 × 31 × 41 × 61681)See below for interesting mathematical facts about the number 18990937307342 from the Numbermatics database.
Names of 18990937307342
- Cardinal: 18990937307342 can be written as Eighteen trillion, nine hundred ninety billion, nine hundred thirty-seven million, three hundred seven thousand, three hundred forty-two.
Scientific notation
- Scientific notation: 1.8990937307342 × 1013
Factors of 18990937307342
Divisors of 18990937307342
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 7 11 13 14 22 26 31 41 62 77 82 91 121 143 154 182 217 242 286 287 341 403 434 451 533 574 682 806 847 902 1001 1066 1271 1331 1573 1694 2002 2387 2542 2662 2821 3146 3157 3731 3751 4433 4774 4961 5642 5863 6314 7462 7502 8866 8897 9317 9922 11011 11726 13981 16523 17303 17794 18634 22022 26257 27962 31031 33046 34606 34727 41041 41261 48763 52514 54571 61681 62062 64493 69454 82082 82522 97526 97867 109142 115661 121121 123362 128986 153791 181753 195734 231322 242242 288827 307582 341341 363506 381997 431767 451451 536393 577654 678491 682682 709423 763994 801853 863534 902902 1072786 1076537 1272271 1356982 1418846 1603706 1691701 1912111 1999283 2153074 2528921 2544542 3383402 3754751 3824222 3998566 4749437 4965961 5057842 5612971 7463401 7509502 8820383 9498874 9931922 11225942 11841907 13384777 13994981 14926802 17640766 17702447 21033221 21992113 23683814 24857443 26769554 27818131 27989962 32875973 35404894 42066442 43984226 49714886 52243807 55636262 61742681 65751946 78396551 82097411 97024213 104487614 123485362 147232547 153944791 156793102 164194822 174002101 194048426 194726917 230131811 231365431 273431873 294465094 305999441 307889582 348004202 361635703 389453834 460263622 462730862 546863746 548775857 574681877 611998882 679169491 723271406 862362061 1019155163 1067266343 1097551714 1149363754 1358338982 1619558017 1724724122 1914023111 2038310326 2134532686 2141996087 2531449921 2545019741 3007750603 3239116034 3365993851 3828046222 3977992733 4283992174 5062899842 5090039482 6015501206 6036534427 6731987702 7134086141 7470864401 7955985466 9485982671 11210706793 12073068854 14268172282 14941728802 17815138187 18971965342 21054254221 22421413586 23561956957 27845949131 33085256633 35630276374 42108508442 43757920063 47123913914 55691898262 66170513266 66401878697 78474947551 87515840126 104345809381 123317774723 132803757394 156949895102 208691618762 231596796431 246635549446 306305440441 463193592862 612610880882 730420665667 863224423061 1356495521953 1460841331334 1726448846122 2712991043906 9495468653671 18990937307342
- Sum of all divisors σ(n): 40779140677632
- Sum of proper divisors (its aliquot sum) s(n): 21788203370290
- 18990937307342 is an abundant number, because the sum of its proper divisors (21788203370290) is greater than itself. Its abundance is 2797266062948
Bases of 18990937307342
- Binary: 1000101000101101011000001001001111000110011102
- Hexadecimal: 0x1145AC1278CE
- Base-36: 6QCBDQOR2
Squares and roots of 18990937307342
- 18990937307342 squared (189909373073422) is 360655699811394213367104964
- 18990937307342 cubed (189909373073423) is 6849189784653743479652768568384041845688
-
The
square root of 18990937307342 is 4357859.2574040297 -
The
cube root of 18990937307342 is 26679.7731977455
Scales and comparisons
How big is 18990937307342?- 18,990,937,307,342 seconds is equal to 603,853 years, 3 weeks, 2 days, 3 hours, 9 minutes, 2 seconds.
-
To count from 1 to 18,990,937,307,342 would take you about one million, five hundred nine thousand, six hundred thirty-two 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 18990937307342 cubic inches would be around 2223.3 feet tall.
Recreational maths with 18990937307342
- 18990937307342 backwards is 24370373909981
- The number of decimal digits it has is: 14
- The sum of 18990937307342's digits is 65
- More coming soon!
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