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12252686 = 241149423
BaseRepresentation
bin101110101111…
…011000001110
3212001111112012
4232233120032
511114041221
61114341222
7206101055
oct56573016
925044465
1012252686
116a09696
12412a812
132700014
1418ad39c
15112065b
hexbaf60e

12252686 has 8 divisors (see below), whose sum is σ = 18827424. Its totient is φ = 5976880.

The previous prime is 12252673. The next prime is 12252689. The reversal of 12252686 is 68625221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252689) 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, 74630 + ... + 74793.

It is an arithmetic number, because the mean of its divisors is an integer number (2353428).

Almost surely, 212252686 is an apocalyptic number.

12252686 is a deficient number, since it is larger than the sum of its proper divisors (6574738).

12252686 is a wasteful number, since it uses less digits than its factorization.

12252686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149466.

The product of its digits is 11520, while the sum is 32.

The square root of 12252686 is about 3500.3836932542. The cubic root of 12252686 is about 230.5386618504.

The spelling of 12252686 in words is "twelve million, two hundred fifty-two thousand, six hundred eighty-six".

Divisors: 1 2 41 82 149423 298846 6126343 12252686