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12530883 = 323181607
BaseRepresentation
bin101111110011…
…010011000011
3212120122010210
4233303103003
511201442013
61124325203
7211340121
oct57632303
925518123
1012530883
117089702
124243803
132799831
141942911
151177cc3
hexbf34c3

12530883 has 8 divisors (see below), whose sum is σ = 17434368. Its totient is φ = 7990664.

The previous prime is 12530879. The next prime is 12530891. The reversal of 12530883 is 38803521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12530883 - 22 = 12530879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12530883.

It is not an unprimeable number, because it can be changed into a prime (12530863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90735 + ... + 90872.

It is an arithmetic number, because the mean of its divisors is an integer number (2179296).

Almost surely, 212530883 is an apocalyptic number.

12530883 is a deficient number, since it is larger than the sum of its proper divisors (4903485).

12530883 is a wasteful number, since it uses less digits than its factorization.

12530883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181633.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 12530883 is about 3539.8987273650. The cubic root of 12530883 is about 232.2704127439.

The spelling of 12530883 in words is "twelve million, five hundred thirty thousand, eight hundred eighty-three".

Divisors: 1 3 23 69 181607 544821 4176961 12530883