Base | Representation |
---|---|
bin | 1111010101001… |
… | …0101111001001 |
3 | 11110222212210111 |
4 | 3311102233021 |
5 | 112430131100 |
6 | 10214114321 |
7 | 1410362314 |
oct | 365225711 |
9 | 143885714 |
10 | 64302025 |
11 | 3332a077 |
12 | 1964b9a1 |
13 | 10425148 |
14 | 877b97b |
15 | 59a26ba |
hex | 3d52bc9 |
64302025 has 6 divisors (see below), whose sum is σ = 79734542. Its totient is φ = 51441600.
The previous prime is 64302001. The next prime is 64302031. The reversal of 64302025 is 52020346.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 254016 + 64048009 = 504^2 + 8003^2 .
It is a de Polignac number, because none of the positive numbers 2k-64302025 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 64301987 and 64302005.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1286016 + ... + 1286065.
Almost surely, 264302025 is an apocalyptic number.
It is an amenable number.
64302025 is a deficient number, since it is larger than the sum of its proper divisors (15432517).
64302025 is a wasteful number, since it uses less digits than its factorization.
64302025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2572091 (or 2572086 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 64302025 is about 8018.8543446056. The cubic root of 64302025 is about 400.6282315463.
The spelling of 64302025 in words is "sixty-four million, three hundred two thousand, twenty-five".
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