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12580060 = 225629003
BaseRepresentation
bin101111111111…
…010011011100
3212200010121011
4233333103130
511210030220
61125345004
7211633363
oct57772334
925603534
1012580060
117112649
124268164
1327b602c
1419567da
15118765a
hexbff4dc

12580060 has 12 divisors (see below), whose sum is σ = 26418168. Its totient is φ = 5032016.

The previous prime is 12580049. The next prime is 12580063. The reversal of 12580060 is 6008521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12580063) 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 3 ways as a sum of consecutive naturals, for example, 314482 + ... + 314521.

It is an arithmetic number, because the mean of its divisors is an integer number (2201514).

Almost surely, 212580060 is an apocalyptic number.

12580060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12580060 is an abundant number, since it is smaller than the sum of its proper divisors (13838108).

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

12580060 is a wasteful number, since it uses less digits than its factorization.

12580060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629012 (or 629010 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 12580060 is about 3546.8380284417. The cubic root of 12580060 is about 232.5738617603.

Adding to 12580060 its reverse (6008521), we get a palindrome (18588581).

The spelling of 12580060 in words is "twelve million, five hundred eighty thousand, sixty".

Divisors: 1 2 4 5 10 20 629003 1258006 2516012 3145015 6290030 12580060