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12293411 = 13945647
BaseRepresentation
bin101110111001…
…010100100011
3212010120101112
4232321110203
511121342121
61115253535
7206330564
oct56712443
925116345
1012293411
116a37249
12414a2ab
132715710
1418c016b
15112c75b
hexbb9523

12293411 has 4 divisors (see below), whose sum is σ = 13239072. Its totient is φ = 11347752.

The previous prime is 12293389. The next prime is 12293429. The reversal of 12293411 is 11439221.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12293411 - 218 = 12031267 is a prime.

It is a super-2 number, since 2×122934112 = 302255908029842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12293441) 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 3 ways as a sum of consecutive naturals, for example, 472811 + ... + 472836.

It is an arithmetic number, because the mean of its divisors is an integer number (3309768).

Almost surely, 212293411 is an apocalyptic number.

12293411 is a deficient number, since it is larger than the sum of its proper divisors (945661).

12293411 is an equidigital number, since it uses as much as digits as its factorization.

12293411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945660.

The product of its digits is 432, while the sum is 23.

The square root of 12293411 is about 3506.1960869295. The cubic root of 12293411 is about 230.7937978603.

The spelling of 12293411 in words is "twelve million, two hundred ninety-three thousand, four hundred eleven".

Divisors: 1 13 945647 12293411