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12545230 = 251254523
BaseRepresentation
bin101111110110…
…110011001110
3212121100211011
4233312303032
511202421410
61124515434
7211430005
oct57666316
925540734
1012545230
117099465
12424bb7a
1327a3219
141947c3c
15117c18a
hexbf6cce

12545230 has 8 divisors (see below), whose sum is σ = 22581432. Its totient is φ = 5018088.

The previous prime is 12545219. The next prime is 12545233. The reversal of 12545230 is 3254521.

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12545233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627252 + ... + 627271.

It is an arithmetic number, because the mean of its divisors is an integer number (2822679).

Almost surely, 212545230 is an apocalyptic number.

12545230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12545230 is a deficient number, since it is larger than the sum of its proper divisors (10036202).

12545230 is a wasteful number, since it uses less digits than its factorization.

12545230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254530.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12545230 is about 3541.9246180573. The cubic root of 12545230 is about 232.3590234890.

Adding to 12545230 its reverse (3254521), we get a palindrome (15799751).

The spelling of 12545230 in words is "twelve million, five hundred forty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 1254523 2509046 6272615 12545230