Base | Representation |
---|---|
bin | 100101010000001… |
… | …011111010001011 |
3 | 1121120001021220221 |
4 | 211100023322023 |
5 | 2240000000300 |
6 | 142003530511 |
7 | 21326261440 |
oct | 4520137213 |
9 | 1546037827 |
10 | 625000075 |
11 | 2a0883897 |
12 | 155389a37 |
13 | 9c63cb3b |
14 | 5d0139c7 |
15 | 39d0a31a |
hex | 2540be8b |
625000075 has 12 divisors (see below), whose sum is σ = 885714640. Its totient is φ = 428571360.
The previous prime is 625000069. The next prime is 625000109. The reversal of 625000075 is 570000526.
It is a happy number.
It is not a de Polignac number, because 625000075 - 23 = 625000067 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
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, 1785540 + ... + 1785889.
Almost surely, 2625000075 is an apocalyptic number.
625000075 is a deficient number, since it is larger than the sum of its proper divisors (260714565).
625000075 is a wasteful number, since it uses less digits than its factorization.
625000075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3571446 (or 3571441 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 25.
The square root of 625000075 is about 25000.0015000000. The cubic root of 625000075 is about 854.9880075379.
The spelling of 625000075 in words is "six hundred twenty-five million, seventy-five", and thus it is an aban number.
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