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230663325 = 35219161869
BaseRepresentation
bin11011011111110…
…10010010011101
3121002000220121010
431233322102131
5433022211300
634515525433
75500414554
oct1557722235
9532026533
10230663325
11109226852
12652b9879
1338a32199
14228c4d9b
15153b4a50
hexdbfa49d

230663325 has 24 divisors (see below), whose sum is σ = 401437600. Its totient is φ = 116544960.

The previous prime is 230663311. The next prime is 230663333. The reversal of 230663325 is 523366032.

It is not a de Polignac number, because 230663325 - 212 = 230659229 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230663292 and 230663301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79510 + ... + 82359.

Almost surely, 2230663325 is an apocalyptic number.

230663325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230663325 is a deficient number, since it is larger than the sum of its proper divisors (170774275).

230663325 is a wasteful number, since it uses less digits than its factorization.

230663325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161901 (or 161896 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 230663325 is about 15187.6043206294. The cubic root of 230663325 is about 613.2810084208.

The spelling of 230663325 in words is "two hundred thirty million, six hundred sixty-three thousand, three hundred twenty-five".

Divisors: 1 3 5 15 19 25 57 75 95 285 475 1425 161869 485607 809345 2428035 3075511 4046725 9226533 12140175 15377555 46132665 76887775 230663325