Base | Representation |
---|---|
bin | 111001110100… |
… | …0111101011011 |
3 | 2010001010110000 |
4 | 1303220331123 |
5 | 30230024311 |
6 | 3001424043 |
7 | 515444655 |
oct | 163507533 |
9 | 63033400 |
10 | 30314331 |
11 | 16125673 |
12 | a19b023 |
13 | 6385098 |
14 | 40516d5 |
15 | 29dc056 |
hex | 1ce8f5b |
30314331 has 20 divisors (see below), whose sum is σ = 45484384. Its totient is φ = 20120400.
The previous prime is 30314327. The next prime is 30314353. The reversal of 30314331 is 13341303.
It is not a de Polignac number, because 30314331 - 22 = 30314327 is a prime.
It is a super-2 number, since 2×303143312 = 1837917327955122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30313331) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21261 + ... + 22641.
Almost surely, 230314331 is an apocalyptic number.
30314331 is a deficient number, since it is larger than the sum of its proper divisors (15170053).
30314331 is a wasteful number, since it uses less digits than its factorization.
30314331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1664 (or 1655 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 30314331 is about 5505.8451667296. The cubic root of 30314331 is about 311.8047039636.
Adding to 30314331 its reverse (13341303), we get a palindrome (43655634).
The spelling of 30314331 in words is "thirty million, three hundred fourteen thousand, three hundred thirty-one".
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