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30325 = 521213
BaseRepresentation
bin111011001110101
31112121011
413121311
51432300
6352221
7154261
oct73165
945534
1030325
1120869
1215671
1310a59
14b0a1
158eba
hex7675

30325 has 6 divisors (see below), whose sum is σ = 37634. Its totient is φ = 24240.

The previous prime is 30323. The next prime is 30341. The reversal of 30325 is 52303.

It can be written as a sum of positive squares in 3 ways, for example, as 49 + 30276 = 7^2 + 174^2 .

It is not a de Polignac number, because 30325 - 21 = 30323 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 582 + ... + 631.

230325 is an apocalyptic number.

It is an amenable number.

30325 is a deficient number, since it is larger than the sum of its proper divisors (7309).

30325 is a wasteful number, since it uses less digits than its factorization.

30325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 30325 is about 174.1407476727. The cubic root of 30325 is about 31.1841279120.

Adding to 30325 its reverse (52303), we get a palindrome (82628).

The spelling of 30325 in words is "thirty thousand, three hundred twenty-five".

Divisors: 1 5 25 1213 6065 30325