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12430165 = 5111931171
BaseRepresentation
bin101111011010…
…101101010101
3212101111222111
4233122231111
511140231130
61122231021
7210440356
oct57325525
925344874
1012430165
11701aa70
1241b5471
132762a37
141917d2d
15115802a
hexbdab55

12430165 has 16 divisors (see below), whose sum is σ = 16370496. Its totient is φ = 8985600.

The previous prime is 12430133. The next prime is 12430181. The reversal of 12430165 is 56103421.

It is not a de Polignac number, because 12430165 - 25 = 12430133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10030 + ... + 11200.

It is an arithmetic number, because the mean of its divisors is an integer number (1023156).

Almost surely, 212430165 is an apocalyptic number.

It is an amenable number.

12430165 is a deficient number, since it is larger than the sum of its proper divisors (3940331).

12430165 is a wasteful number, since it uses less digits than its factorization.

12430165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12430165 is about 3525.6439128193. The cubic root of 12430165 is about 231.6464405048.

Adding to 12430165 its reverse (56103421), we get a palindrome (68533586).

The spelling of 12430165 in words is "twelve million, four hundred thirty thousand, one hundred sixty-five".

Divisors: 1 5 11 55 193 965 1171 2123 5855 10615 12881 64405 226003 1130015 2486033 12430165