Base | Representation |
---|---|
bin | 110000001011… |
… | …110000110101 |
3 | 212202201121021 |
4 | 300023300311 |
5 | 11213143333 |
6 | 1130421141 |
7 | 212235226 |
oct | 60136065 |
9 | 25681537 |
10 | 12631093 |
11 | 7147a22 |
12 | 42917b1 |
13 | 2803327 |
14 | 196b24d |
15 | 119782d |
hex | c0bc35 |
12631093 has 4 divisors (see below), whose sum is σ = 12691168. Its totient is φ = 12571020.
The previous prime is 12631079. The next prime is 12631111. The reversal of 12631093 is 39013621.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12631093 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 (12631193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29721 + ... + 30142.
It is an arithmetic number, because the mean of its divisors is an integer number (3172792).
Almost surely, 212631093 is an apocalyptic number.
It is an amenable number.
12631093 is a deficient number, since it is larger than the sum of its proper divisors (60075).
12631093 is an equidigital number, since it uses as much as digits as its factorization.
12631093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60074.
The product of its (nonzero) digits is 972, while the sum is 25.
The square root of 12631093 is about 3554.0249014322. The cubic root of 12631093 is about 232.8879283214.
The spelling of 12631093 in words is "twelve million, six hundred thirty-one thousand, ninety-three".
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