Base | Representation |
---|---|
bin | 111010001011… |
… | …0111000111010 |
3 | 2010101200111200 |
4 | 1310112320322 |
5 | 30302034313 |
6 | 3005435030 |
7 | 520160310 |
oct | 164267072 |
9 | 63350450 |
10 | 30502458 |
11 | 16243a48 |
12 | a26ba76 |
13 | 641c8bc |
14 | 40a00b0 |
15 | 2a27b73 |
hex | 1d16e3a |
30502458 has 24 divisors (see below), whose sum is σ = 75530208. Its totient is φ = 8714952.
The previous prime is 30502447. The next prime is 30502489. The reversal of 30502458 is 85420503.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120916 + ... + 121167.
It is an arithmetic number, because the mean of its divisors is an integer number (3147092).
Almost surely, 230502458 is an apocalyptic number.
30502458 is an abundant number, since it is smaller than the sum of its proper divisors (45027750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30502458 is a wasteful number, since it uses less digits than its factorization.
30502458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242098 (or 242095 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 30502458 is about 5522.9030409740. The cubic root of 30502458 is about 312.4483814475.
The spelling of 30502458 in words is "thirty million, five hundred two thousand, four hundred fifty-eight".
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