Base | Representation |
---|---|
bin | 101100011010000… |
… | …000111011000001 |
3 | 1220220212210020011 |
4 | 230122000323001 |
5 | 3011211021100 |
6 | 201532144521 |
7 | 24314353204 |
oct | 5432007301 |
9 | 1826783204 |
10 | 745017025 |
11 | 3525a7355 |
12 | 189608141 |
13 | bb47169c |
14 | 70d3593b |
15 | 45615bba |
hex | 2c680ec1 |
745017025 has 27 divisors (see below), whose sum is σ = 950810889. Its totient is φ = 579090720.
The previous prime is 745017001. The next prime is 745017041. The reversal of 745017025 is 520710547.
The square root of 745017025 is 27295.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 5612161 + 739404864 = 2369^2 + 27192^2 .
It is not a de Polignac number, because 745017025 - 29 = 745016513 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7233124 + ... + 7233226.
Almost surely, 2745017025 is an apocalyptic number.
745017025 is the 27295-th square number.
745017025 is the 13648-th centered octagonal number.
It is an amenable number.
745017025 is a deficient number, since it is larger than the sum of its proper divisors (205793864).
745017025 is an equidigital number, since it uses as much as digits as its factorization.
745017025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322 (or 161 counting only the distinct ones).
The product of its (nonzero) digits is 9800, while the sum is 31.
The cubic root of 745017025 is about 906.5436755716.
The spelling of 745017025 in words is "seven hundred forty-five million, seventeen thousand, twenty-five".
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