Base | Representation |
---|---|
bin | 101001101110… |
… | …110000100111 |
3 | 202120210002010 |
4 | 221232300213 |
5 | 10300030211 |
6 | 1030245303 |
7 | 161661246 |
oct | 51566047 |
9 | 22523063 |
10 | 10939431 |
11 | 61a1a58 |
12 | 37b6833 |
13 | 2360349 |
14 | 164a95d |
15 | e614a6 |
hex | a6ec27 |
10939431 has 8 divisors (see below), whose sum is σ = 14684400. Its totient is φ = 7243712.
The previous prime is 10939429. The next prime is 10939447. The reversal of 10939431 is 13493901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10939431 - 21 = 10939429 is a prime.
It is a super-2 number, since 2×109394312 = 239342301207522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10939471) 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, 11790 + ... + 12683.
It is an arithmetic number, because the mean of its divisors is an integer number (1835550).
Almost surely, 210939431 is an apocalyptic number.
10939431 is a deficient number, since it is larger than the sum of its proper divisors (3744969).
10939431 is a wasteful number, since it uses less digits than its factorization.
10939431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24625.
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 10939431 is about 3307.4810657054. The cubic root of 10939431 is about 221.9890628489.
The spelling of 10939431 in words is "ten million, nine hundred thirty-nine thousand, four hundred thirty-one".
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