Base | Representation |
---|---|
bin | 111010001100… |
… | …1110100000101 |
3 | 2010102021221100 |
4 | 1310121310011 |
5 | 30302430222 |
6 | 3010010313 |
7 | 520240242 |
oct | 164316405 |
9 | 63367840 |
10 | 30514437 |
11 | 16251a48 |
12 | a276999 |
13 | 64251a5 |
14 | 40a45c9 |
15 | 2a2b4ac |
hex | 1d19d05 |
30514437 has 12 divisors (see below), whose sum is σ = 46396480. Its totient is φ = 19272168.
The previous prime is 30514433. The next prime is 30514459. The reversal of 30514437 is 73441503.
It is not a de Polignac number, because 30514437 - 22 = 30514433 is a prime.
It is a super-2 number, since 2×305144372 = 1862261730853938, 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 30514437.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30514433) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89053 + ... + 89394.
Almost surely, 230514437 is an apocalyptic number.
It is an amenable number.
30514437 is a deficient number, since it is larger than the sum of its proper divisors (15882043).
30514437 is a wasteful number, since it uses less digits than its factorization.
30514437 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178472 (or 178469 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 30514437 is about 5523.9874185230. The cubic root of 30514437 is about 312.4892779255.
The spelling of 30514437 in words is "thirty million, five hundred fourteen thousand, four hundred thirty-seven".
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