Base | Representation |
---|---|
bin | 11011001111111… |
… | …00010011011001 |
3 | 120221002210011110 |
4 | 31213330103121 |
5 | 432003340200 |
6 | 34403050533 |
7 | 5443564512 |
oct | 1547742331 |
9 | 527083143 |
10 | 228574425 |
11 | 10802a392 |
12 | 64670a49 |
13 | 38480451 |
14 | 224dda09 |
15 | 15100b50 |
hex | d9fc4d9 |
228574425 has 24 divisors (see below), whose sum is σ = 385046784. Its totient is φ = 119604160.
The previous prime is 228574421. The next prime is 228574429. The reversal of 228574425 is 524475822.
It is an interprime number because it is at equal distance from previous prime (228574421) and next prime (228574429).
It is not a de Polignac number, because 228574425 - 22 = 228574421 is a prime.
It is not an unprimeable number, because it can be changed into a prime (228574421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24777 + ... + 32726.
It is an arithmetic number, because the mean of its divisors is an integer number (16043616).
Almost surely, 2228574425 is an apocalyptic number.
228574425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
228574425 is a deficient number, since it is larger than the sum of its proper divisors (156472359).
228574425 is a wasteful number, since it uses less digits than its factorization.
228574425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57569 (or 57564 counting only the distinct ones).
The product of its digits is 179200, while the sum is 39.
The square root of 228574425 is about 15118.6780176046. The cubic root of 228574425 is about 611.4240892383.
The spelling of 228574425 in words is "two hundred twenty-eight million, five hundred seventy-four thousand, four hundred twenty-five".
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