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325830906 = 23218101717
BaseRepresentation
bin10011011010111…
…100100011111010
3211201002220222100
4103122330203322
51131403042111
652155404230
711034342222
oct2332744372
9751086870
10325830906
11157a17645
1291153676
135267326b
14313b9082
151d912756
hex136bc8fa

325830906 has 12 divisors (see below), whose sum is σ = 705967002. Its totient is φ = 108610296.

The previous prime is 325830889. The next prime is 325830907. The reversal of 325830906 is 609038523.

It can be written as a sum of positive squares in only one way, i.e., 220255281 + 105575625 = 14841^2 + 10275^2 .

It is not an unprimeable number, because it can be changed into a prime (325830907) 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 5 ways as a sum of consecutive naturals, for example, 9050841 + ... + 9050876.

Almost surely, 2325830906 is an apocalyptic number.

325830906 is an abundant number, since it is smaller than the sum of its proper divisors (380136096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325830906 is a wasteful number, since it uses less digits than its factorization.

325830906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18101725 (or 18101722 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 325830906 is about 18050.7868526555. The cubic root of 325830906 is about 688.1198595146.

The spelling of 325830906 in words is "three hundred twenty-five million, eight hundred thirty thousand, nine hundred six".

Divisors: 1 2 3 6 9 18 18101717 36203434 54305151 108610302 162915453 325830906