Base | Representation |
---|---|
bin | 100110101011… |
… | …010110001010 |
3 | 201002010010012 |
4 | 212223112022 |
5 | 10043422033 |
6 | 1001151522 |
7 | 152115551 |
oct | 46532612 |
9 | 21063105 |
10 | 10139018 |
11 | 57a565a |
12 | 348b5a2 |
13 | 213cc26 |
14 | 14bcd98 |
15 | d54248 |
hex | 9ab58a |
10139018 has 8 divisors (see below), whose sum is σ = 15401280. Its totient is φ = 5005260.
The previous prime is 10138991. The next prime is 10139023. The reversal of 10139018 is 81093101.
10139018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 10138984 and 10139002.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31928 + ... + 32243.
It is an arithmetic number, because the mean of its divisors is an integer number (1925160).
Almost surely, 210139018 is an apocalyptic number.
10139018 is a deficient number, since it is larger than the sum of its proper divisors (5262262).
10139018 is an equidigital number, since it uses as much as digits as its factorization.
10139018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64252.
The product of its (nonzero) digits is 216, while the sum is 23.
The square root of 10139018 is about 3184.1824696459. The cubic root of 10139018 is about 216.4372287873.
The spelling of 10139018 in words is "ten million, one hundred thirty-nine thousand, eighteen".
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