Base | Representation |
---|---|
bin | 1000010010101010… |
… | …0101011001001101 |
3 | 12202010011002212020 |
4 | 2010222211121031 |
5 | 14024243140400 |
6 | 1004505400353 |
7 | 106104416514 |
oct | 20452453115 |
9 | 5663132766 |
10 | 2225755725 |
11 | a42421246 |
12 | 5214990b9 |
13 | 29617b82b |
14 | 17186367b |
15 | d06082a0 |
hex | 84aa564d |
2225755725 has 24 divisors (see below), whose sum is σ = 3769675392. Its totient is φ = 1158115200.
The previous prime is 2225755669. The next prime is 2225755729. The reversal of 2225755725 is 5275575222.
It is not a de Polignac number, because 2225755725 - 228 = 1957320269 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2225755729) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358837 + ... + 364986.
It is an arithmetic number, because the mean of its divisors is an integer number (157069808).
Almost surely, 22225755725 is an apocalyptic number.
2225755725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2225755725 is a deficient number, since it is larger than the sum of its proper divisors (1543919667).
2225755725 is a wasteful number, since it uses less digits than its factorization.
2225755725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 723877 (or 723872 counting only the distinct ones).
The product of its digits is 490000, while the sum is 42.
The square root of 2225755725 is about 47177.9156491679. The cubic root of 2225755725 is about 1305.6471739001.
The spelling of 2225755725 in words is "two billion, two hundred twenty-five million, seven hundred fifty-five thousand, seven hundred twenty-five".
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