Base | Representation |
---|---|
bin | 10011010111110… |
… | …111000000011101 |
3 | 211122120210222200 |
4 | 103113313000131 |
5 | 1131201143400 |
6 | 52130202113 |
7 | 11024432130 |
oct | 2327670035 |
9 | 748523880 |
10 | 325021725 |
11 | 1575146a6 |
12 | 90a23339 |
13 | 5244bb62 |
14 | 31248217 |
15 | 1d802b00 |
hex | 135f701d |
325021725 has 144 divisors (see below), whose sum is σ = 719596800. Its totient is φ = 136857600.
The previous prime is 325021699. The next prime is 325021783. The reversal of 325021725 is 527120523.
It is not a de Polignac number, because 325021725 - 26 = 325021661 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1633176 + ... + 1633374.
It is an arithmetic number, because the mean of its divisors is an integer number (4997200).
Almost surely, 2325021725 is an apocalyptic number.
325021725 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
325021725 is an abundant number, since it is smaller than the sum of its proper divisors (394575075).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
325021725 is a wasteful number, since it uses less digits than its factorization.
325021725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 300 (or 292 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 325021725 is about 18028.3589103390. The cubic root of 325021725 is about 687.5497528732.
The spelling of 325021725 in words is "three hundred twenty-five million, twenty-one thousand, seven hundred twenty-five".
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