Base | Representation |
---|---|
bin | 101100011100… |
… | …0010101100111 |
3 | 1121211201210220 |
4 | 1120320111213 |
5 | 21431040211 |
6 | 2151215423 |
7 | 402020241 |
oct | 130702547 |
9 | 47751726 |
10 | 23299431 |
11 | 12174231 |
12 | 7977573 |
13 | 4a9a15c |
14 | 3147091 |
15 | 20a3806 |
hex | 1638567 |
23299431 has 8 divisors (see below), whose sum is σ = 31503744. Its totient is φ = 15314040.
The previous prime is 23299427. The next prime is 23299447. The reversal of 23299431 is 13499232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23299431 - 22 = 23299427 is a prime.
It is a super-2 number, since 2×232994312 = 1085726969847522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23299392 and 23299401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23299411) 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, 54481 + ... + 54906.
It is an arithmetic number, because the mean of its divisors is an integer number (3937968).
Almost surely, 223299431 is an apocalyptic number.
23299431 is a deficient number, since it is larger than the sum of its proper divisors (8204313).
23299431 is a wasteful number, since it uses less digits than its factorization.
23299431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109461.
The product of its digits is 11664, while the sum is 33.
The square root of 23299431 is about 4826.9484148891. The cubic root of 23299431 is about 285.6154995747.
The spelling of 23299431 in words is "twenty-three million, two hundred ninety-nine thousand, four hundred thirty-one".
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