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12430814 = 2112311657
BaseRepresentation
bin101111011010…
…110111011110
3212101112212112
4233122313132
511140241224
61122234022
7210442304
oct57326736
925345775
1012430814
117020500
1241b5912
132763116
141918274
15115830e
hexbdadde

12430814 has 24 divisors (see below), whose sum is σ = 21169344. Its totient is φ = 5464800.

The previous prime is 12430813. The next prime is 12430823. The reversal of 12430814 is 41803421.

It is a self number, because there is not a number n which added to its sum of digits gives 12430814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12430813) 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 11 ways as a sum of consecutive naturals, for example, 6674 + ... + 8330.

It is an arithmetic number, because the mean of its divisors is an integer number (882056).

Almost surely, 212430814 is an apocalyptic number.

12430814 is a deficient number, since it is larger than the sum of its proper divisors (8738530).

12430814 is a wasteful number, since it uses less digits than its factorization.

12430814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712 (or 1701 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 12430814 is about 3525.7359515426. The cubic root of 12430814 is about 231.6504719858.

The spelling of 12430814 in words is "twelve million, four hundred thirty thousand, eight hundred fourteen".

Divisors: 1 2 11 22 31 62 121 242 341 682 1657 3314 3751 7502 18227 36454 51367 102734 200497 400994 565037 1130074 6215407 12430814