Base | Representation |
---|---|
bin | 10010000111101… |
… | …101111011100111 |
3 | 210012001110110220 |
4 | 102013231323213 |
5 | 1110311404111 |
6 | 50100015423 |
7 | 10351032240 |
oct | 2207557347 |
9 | 705043426 |
10 | 304013031 |
11 | 146675543 |
12 | 85991573 |
13 | 4aca458a |
14 | 2c539cc7 |
15 | 1ba52e06 |
hex | 121edee7 |
304013031 has 8 divisors (see below), whose sum is σ = 463257984. Its totient is φ = 173721720.
The previous prime is 304013029. The next prime is 304013071. The reversal of 304013031 is 130310403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 304013031 - 21 = 304013029 is a prime.
It is a super-2 number, since 2×3040130312 = 184847846035613922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 304013031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304013071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7238385 + ... + 7238426.
It is an arithmetic number, because the mean of its divisors is an integer number (57907248).
Almost surely, 2304013031 is an apocalyptic number.
304013031 is a deficient number, since it is larger than the sum of its proper divisors (159244953).
304013031 is a wasteful number, since it uses less digits than its factorization.
304013031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14476821.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 304013031 is about 17435.9694597117. The cubic root of 304013031 is about 672.4046886571.
Adding to 304013031 its reverse (130310403), we get a palindrome (434323434).
The spelling of 304013031 in words is "three hundred four million, thirteen thousand, thirty-one".
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