Base | Representation |
---|---|
bin | 11110001110001… |
… | …110010010100001 |
3 | 1022100002120000101 |
4 | 132032032102201 |
5 | 2014300420100 |
6 | 122151422401 |
7 | 15364545244 |
oct | 3616162241 |
9 | 1270076011 |
10 | 507045025 |
11 | 240239483 |
12 | 121984a01 |
13 | 81080956 |
14 | 4b4ab25b |
15 | 2e7aa86a |
hex | 1e38e4a1 |
507045025 has 6 divisors (see below), whose sum is σ = 628735862. Its totient is φ = 405636000.
The previous prime is 507045023. The next prime is 507045029. The reversal of 507045025 is 520540705.
It can be written as a sum of positive squares in 3 ways, for example, as 12027024 + 495018001 = 3468^2 + 22249^2 .
It is not a de Polignac number, because 507045025 - 21 = 507045023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 507044984 and 507045002.
It is not an unprimeable number, because it can be changed into a prime (507045023) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10140876 + ... + 10140925.
Almost surely, 2507045025 is an apocalyptic number.
It is an amenable number.
507045025 is a deficient number, since it is larger than the sum of its proper divisors (121690837).
507045025 is a wasteful number, since it uses less digits than its factorization.
507045025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20281811 (or 20281806 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 28.
The square root of 507045025 is about 22517.6602914246. The cubic root of 507045025 is about 797.4109136836.
The spelling of 507045025 in words is "five hundred seven million, forty-five thousand, twenty-five".
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