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23104212 = 2238323197
BaseRepresentation
bin101100000100…
…0101011010100
31121110211000120
41120020223110
521403313322
62143111540
7400245135
oct130105324
947424016
1023104212
111205059a
1278a25b0
134a2c341
1430d5c8c
152065a5c
hex1608ad4

23104212 has 24 divisors (see below), whose sum is σ = 54561696. Its totient is φ = 7608288.

The previous prime is 23104187. The next prime is 23104217. The reversal of 23104212 is 21240132.

It is a super-2 number, since 2×231042122 = 1067609224281888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23104191 and 23104200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23104217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10603 + ... + 12594.

It is an arithmetic number, because the mean of its divisors is an integer number (2273404).

Almost surely, 223104212 is an apocalyptic number.

It is an amenable number.

23104212 is an abundant number, since it is smaller than the sum of its proper divisors (31457484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23104212 is a wasteful number, since it uses less digits than its factorization.

23104212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23287 (or 23285 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 23104212 is about 4806.6840961311. The cubic root of 23104212 is about 284.8155654972.

Adding to 23104212 its reverse (21240132), we get a palindrome (44344344).

The spelling of 23104212 in words is "twenty-three million, one hundred four thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 23197 46394 69591 92788 139182 278364 1925351 3850702 5776053 7701404 11552106 23104212