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12534412 = 22111132521
BaseRepresentation
bin101111110100…
…001010001100
3212120210222111
4233310022030
511202100122
61124353404
7211353322
oct57641214
925523874
1012534412
117091320
124245864
13279b317
141943d12
151178d77
hexbf428c

12534412 has 24 divisors (see below), whose sum is σ = 24150672. Its totient is φ = 5644800.

The previous prime is 12534367. The next prime is 12534421. The reversal of 12534412 is 21443521.

12534412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×125344122 = 314222968371488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3712 + ... + 6232.

It is an arithmetic number, because the mean of its divisors is an integer number (1006278).

Almost surely, 212534412 is an apocalyptic number.

It is an amenable number.

12534412 is a deficient number, since it is larger than the sum of its proper divisors (11616260).

12534412 is a wasteful number, since it uses less digits than its factorization.

12534412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649 (or 2647 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 12534412 is about 3540.3971528629. The cubic root of 12534412 is about 232.2922150210.

Adding to 12534412 its reverse (21443521), we get a palindrome (33977933).

It can be divided in two parts, 1253 and 4412, that added together give a palindrome (5665).

The spelling of 12534412 in words is "twelve million, five hundred thirty-four thousand, four hundred twelve".

Divisors: 1 2 4 11 22 44 113 226 452 1243 2486 2521 4972 5042 10084 27731 55462 110924 284873 569746 1139492 3133603 6267206 12534412