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BaseRepresentation
bin111011111010100
31120002011
413133110
51440201
6354004
7155302
oct73724
946064
1030676
1121058
1215904
1310c69
14b272
159151
hex77d4

30676 has 6 divisors (see below), whose sum is σ = 53690. Its totient is φ = 15336.

The previous prime is 30671. The next prime is 30677. The reversal of 30676 is 67603.

It is a happy number.

30676 is nontrivially palindromic in base 9.

It can be written as a sum of positive squares in only one way, i.e., 30276 + 400 = 174^2 + 20^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831 + ... + 3838.

230676 is an apocalyptic number.

It is an amenable number.

30676 is a deficient number, since it is larger than the sum of its proper divisors (23014).

30676 is a wasteful number, since it uses less digits than its factorization.

30676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7673 (or 7671 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 30676 is about 175.1456536715. The cubic root of 30676 is about 31.3039813654.

The spelling of 30676 in words is "thirty thousand, six hundred seventy-six".

Divisors: 1 2 4 7669 15338 30676