Base | Representation |
---|---|
bin | 11010111010100… |
… | …11111001011101 |
3 | 120201212012012110 |
4 | 31131103321131 |
5 | 430300144420 |
6 | 34223224233 |
7 | 5411106360 |
oct | 1535237135 |
9 | 521765173 |
10 | 225787485 |
11 | 1064a6530 |
12 | 63748079 |
13 | 37a15a81 |
14 | 21db60d7 |
15 | 14c4eee0 |
hex | d753e5d |
225787485 has 64 divisors (see below), whose sum is σ = 452874240. Its totient is φ = 93319680.
The previous prime is 225787459. The next prime is 225787501. The reversal of 225787485 is 584787522.
It is not a de Polignac number, because 225787485 - 29 = 225786973 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 268696 + ... + 269534.
It is an arithmetic number, because the mean of its divisors is an integer number (7076160).
Almost surely, 2225787485 is an apocalyptic number.
It is an amenable number.
225787485 is an abundant number, since it is smaller than the sum of its proper divisors (227086755).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225787485 is a wasteful number, since it uses less digits than its factorization.
225787485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1098.
The product of its digits is 1254400, while the sum is 48.
The square root of 225787485 is about 15026.2265722303. The cubic root of 225787485 is about 608.9289500563.
The spelling of 225787485 in words is "two hundred twenty-five million, seven hundred eighty-seven thousand, four hundred eighty-five".
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