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12264789 = 310937507
BaseRepresentation
bin101110110010…
…010101010101
3212002010010110
4232302111111
511114433124
61114513233
7206151255
oct56622525
925063113
1012264789
116a17799
124135819
132705694
1418b3965
151124029
hexbb2555

12264789 has 8 divisors (see below), whose sum is σ = 16503520. Its totient is φ = 8101296.

The previous prime is 12264779. The next prime is 12264799. The reversal of 12264789 is 98746221.

It is an interprime number because it is at equal distance from previous prime (12264779) and next prime (12264799).

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

It is not a de Polignac number, because 12264789 - 28 = 12264533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12264739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18427 + ... + 19080.

It is an arithmetic number, because the mean of its divisors is an integer number (2062940).

Almost surely, 212264789 is an apocalyptic number.

It is an amenable number.

12264789 is a deficient number, since it is larger than the sum of its proper divisors (4238731).

12264789 is a wasteful number, since it uses less digits than its factorization.

12264789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37619.

The product of its digits is 48384, while the sum is 39.

The square root of 12264789 is about 3502.1120770187. The cubic root of 12264789 is about 230.6145442928.

The spelling of 12264789 in words is "twelve million, two hundred sixty-four thousand, seven hundred eighty-nine".

Divisors: 1 3 109 327 37507 112521 4088263 12264789