Base | Representation |
---|---|
bin | 100101010011111… |
… | …001111100001111 |
3 | 1121121212211100022 |
4 | 211103321330033 |
5 | 2240222200210 |
6 | 142040452355 |
7 | 21340462106 |
oct | 4523717417 |
9 | 1547784308 |
10 | 625975055 |
11 | 2a138a362 |
12 | 15577a0bb |
13 | 9c8c1854 |
14 | 5d1c903d |
15 | 39e4e155 |
hex | 254f9f0f |
625975055 has 8 divisors (see below), whose sum is σ = 751488192. Its totient is φ = 500567968.
The previous prime is 625975027. The next prime is 625975067. The reversal of 625975055 is 550579526.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 625975055 - 220 = 624926479 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 625974997 and 625975015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12887 + ... + 37656.
It is an arithmetic number, because the mean of its divisors is an integer number (93936024).
Almost surely, 2625975055 is an apocalyptic number.
625975055 is a deficient number, since it is larger than the sum of its proper divisors (125513137).
625975055 is a wasteful number, since it uses less digits than its factorization.
625975055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53025.
The product of its (nonzero) digits is 472500, while the sum is 44.
The square root of 625975055 is about 25019.4935000691. The cubic root of 625975055 is about 855.4323611495.
The spelling of 625975055 in words is "six hundred twenty-five million, nine hundred seventy-five thousand, fifty-five".
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