18118398012
18,118,398,012 is an even composite number composed of six prime numbers multiplied together.
18118398012 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 18118398012:
22 × 3 × 11 × 13 × 312 × 10987
(2 × 2 × 3 × 11 × 13 × 31 × 31 × 10987)See below for interesting mathematical facts about the number 18118398012 from the Numbermatics database.
Names of 18118398012
- Cardinal: 18118398012 can be written as Eighteen billion, one hundred eighteen million, three hundred ninety-eight thousand and twelve.
Scientific notation
- Scientific notation: 1.8118398012 × 1010
Factors of 18118398012
Divisors of 18118398012
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 11 12 13 22 26 31 33 39 44 52 62 66 78 93 124 132 143 156 186 286 341 372 403 429 572 682 806 858 961 1023 1209 1364 1612 1716 1922 2046 2418 2883 3844 4092 4433 4836 5766 8866 10571 10987 11532 12493 13299 17732 21142 21974 24986 26598 31713 32961 37479 42284 43948 49972 53196 63426 65922 74958 120857 126852 131844 137423 142831 149916 241714 274846 285662 340597 362571 412269 428493 483428 549692 571324 681194 725142 824538 856986 1021791 1362388 1450284 1571141 1649076 1713972 2043582 3142282 3746567 4087164 4427761 4713423 6284564 7493134 8855522 9426846 10558507 11239701 13283283 14986268 17711044 18853692 21117014 22479402 26566566 31675521 42234028 44958804 48705371 53133132 63351042 97410742 116143577 126702084 137260591 146116113 194821484 232287154 274521182 292232226 348430731 411781773 464574308 549042364 584464452 696861462 823563546 1393722924 1509866501 1647127092 3019733002 4529599503 6039466004 9059199006 18118398012
- Sum of all divisors σ(n): 51325739136
- Sum of proper divisors (its aliquot sum) s(n): 33207341124
- 18118398012 is an abundant number, because the sum of its proper divisors (33207341124) is greater than itself. Its abundance is 15088943112
Bases of 18118398012
- Binary: 100001101111111000011010000001111002
- Hexadecimal: 0x437F0D03C
- Base-36: 8BN85DO
Squares and roots of 18118398012
- 18118398012 squared (181183980122) is 328276346521245552144
- 18118398012 cubed (181183980123) is 5947841504197158527729691937728
-
The
square root of 18118398012 is 134604.5987773077 -
The
cube root of 18118398012 is 2626.4749630405
Scales and comparisons
How big is 18118398012?- 18,118,398,012 seconds is equal to 576 years, 5 weeks, 4 days, 16 hours, 20 minutes, 12 seconds.
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To count from 1 to 18,118,398,012 would take you about one thousand, one hundred fifty-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 18118398012 cubic inches would be around 218.9 feet tall.
Recreational maths with 18118398012
- 18118398012 backwards is 21089381181
- The number of decimal digits it has is: 11
- The sum of 18118398012's digits is 42
- More coming soon!
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The information we have on file for 18118398012 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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