Base | Representation |
---|---|
bin | 10000011101010… |
… | …00101011000111 |
3 | 100121202212221211 |
4 | 20032220223013 |
5 | 240320214333 |
6 | 21410552251 |
7 | 3264304540 |
oct | 1016505307 |
9 | 317685854 |
10 | 138054343 |
11 | 70a232a9 |
12 | 3a298687 |
13 | 227a887b |
14 | 144994c7 |
15 | c1beecd |
hex | 83a8ac7 |
138054343 has 8 divisors (see below), whose sum is σ = 158038688. Its totient is φ = 118135584.
The previous prime is 138054337. The next prime is 138054373. The reversal of 138054343 is 343450831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 138054343 - 213 = 138046151 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138054313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11796 + ... + 20377.
It is an arithmetic number, because the mean of its divisors is an integer number (19754836).
Almost surely, 2138054343 is an apocalyptic number.
138054343 is a deficient number, since it is larger than the sum of its proper divisors (19984345).
138054343 is an equidigital number, since it uses as much as digits as its factorization.
138054343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32793.
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 138054343 is about 11749.6528884899. The cubic root of 138054343 is about 516.8327485961.
The spelling of 138054343 in words is "one hundred thirty-eight million, fifty-four thousand, three hundred forty-three".
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