Base | Representation |
---|---|
bin | 100101010000011… |
… | …010001110100101 |
3 | 1121120011021101011 |
4 | 211100122032211 |
5 | 2240003334400 |
6 | 142005102221 |
7 | 21326624434 |
oct | 4520321645 |
9 | 1546137334 |
10 | 625058725 |
11 | 2a0913965 |
12 | 1553b7971 |
13 | 9c660745 |
14 | 5d02b11b |
15 | 39d1c8ba |
hex | 2541a3a5 |
625058725 has 12 divisors (see below), whose sum is σ = 780279300. Its totient is φ = 496688000.
The previous prime is 625058719. The next prime is 625058729. The reversal of 625058725 is 527850526.
It can be written as a sum of positive squares in 6 ways, for example, as 271656324 + 353402401 = 16482^2 + 18799^2 .
It is not a de Polignac number, because 625058725 - 213 = 625050533 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (625058729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80176 + ... + 87625.
It is an arithmetic number, because the mean of its divisors is an integer number (65023275).
Almost surely, 2625058725 is an apocalyptic number.
625058725 is the 17679-th centered square number.
It is an amenable number.
625058725 is a deficient number, since it is larger than the sum of its proper divisors (155220575).
625058725 is a wasteful number, since it uses less digits than its factorization.
625058725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167960 (or 167955 counting only the distinct ones).
The product of its (nonzero) digits is 168000, while the sum is 40.
The square root of 625058725 is about 25001.1744724123. The cubic root of 625058725 is about 855.0147507230.
The spelling of 625058725 in words is "six hundred twenty-five million, fifty-eight thousand, seven hundred twenty-five".
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