Base | Representation |
---|---|
bin | 111001101010… |
… | …0011111101011 |
3 | 2002212212110102 |
4 | 1303110133223 |
5 | 30214334012 |
6 | 2555540015 |
7 | 514645406 |
oct | 163243753 |
9 | 62785412 |
10 | 30230507 |
11 | 1607869a |
12 | a15a60b |
13 | 6355b98 |
14 | 402cd3d |
15 | 29c22c2 |
hex | 1cd47eb |
30230507 has 8 divisors (see below), whose sum is σ = 30631776. Its totient is φ = 29832192.
The previous prime is 30230503. The next prime is 30230513. The reversal of 30230507 is 70503203.
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 30230507 - 22 = 30230503 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30230503) 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, 25643 + ... + 26795.
It is an arithmetic number, because the mean of its divisors is an integer number (3828972).
Almost surely, 230230507 is an apocalyptic number.
30230507 is a deficient number, since it is larger than the sum of its proper divisors (401269).
30230507 is a wasteful number, since it uses less digits than its factorization.
30230507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1477.
The product of its (nonzero) digits is 630, while the sum is 20.
The square root of 30230507 is about 5498.2276235165. The cubic root of 30230507 is about 311.5170419408.
The spelling of 30230507 in words is "thirty million, two hundred thirty thousand, five hundred seven".
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