Base | Representation |
---|---|
bin | 100101100101010… |
… | …011011101011001 |
3 | 1121221110112211010 |
4 | 211211103131121 |
5 | 2242404123100 |
6 | 142322324133 |
7 | 21424316310 |
oct | 4545233531 |
9 | 1557415733 |
10 | 630536025 |
11 | 2a3a15059 |
12 | 1571b9649 |
13 | a082a852 |
14 | 5da55277 |
15 | 3a550750 |
hex | 25953759 |
630536025 has 24 divisors (see below), whose sum is σ = 1191413824. Its totient is φ = 288244800.
The previous prime is 630536003. The next prime is 630536059. The reversal of 630536025 is 520635036.
It is not a de Polignac number, because 630536025 - 210 = 630535001 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 630535983 and 630536001.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 599986 + ... + 601035.
Almost surely, 2630536025 is an apocalyptic number.
It is an amenable number.
630536025 is a deficient number, since it is larger than the sum of its proper divisors (560877799).
630536025 is a wasteful number, since it uses less digits than its factorization.
630536025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1201041 (or 1201036 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 30.
The square root of 630536025 is about 25110.4763993039. The cubic root of 630536025 is about 857.5049483065.
The spelling of 630536025 in words is "six hundred thirty million, five hundred thirty-six thousand, twenty-five".
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