Search a number
-
+
230455325 = 529218213
BaseRepresentation
bin11011011110001…
…11100000011101
3121001122100021102
431233013200131
5432444032300
634511242445
75465560262
oct1557074035
9531570242
10230455325
111090a4551
1265219425
133898b5c9
142286d269
15153730d5
hexdbc781d

230455325 has 6 divisors (see below), whose sum is σ = 285764634. Its totient is φ = 184364240.

The previous prime is 230455319. The next prime is 230455363. The reversal of 230455325 is 523554032.

It can be written as a sum of positive squares in 3 ways, for example, as 538756 + 229916569 = 734^2 + 15163^2 .

It is not a de Polignac number, because 230455325 - 26 = 230455261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4609082 + ... + 4609131.

It is an arithmetic number, because the mean of its divisors is an integer number (47627439).

Almost surely, 2230455325 is an apocalyptic number.

230455325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230455325 is a deficient number, since it is larger than the sum of its proper divisors (55309309).

230455325 is an equidigital number, since it uses as much as digits as its factorization.

230455325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9218223 (or 9218218 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 230455325 is about 15180.7550866220. The cubic root of 230455325 is about 613.0966115125.

The spelling of 230455325 in words is "two hundred thirty million, four hundred fifty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 9218213 46091065 230455325