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23390192 = 247972153
BaseRepresentation
bin101100100111…
…0011111110000
31122000100022102
41121032133300
521441441232
62153155532
7402545660
oct131163760
948010272
1023390192
1112226441
1279bbba8
134acc567
14316c1a0
1520c0662
hex164e7f0

23390192 has 40 divisors (see below), whose sum is σ = 52350816. Its totient is φ = 9916416.

The previous prime is 23390183. The next prime is 23390221. The reversal of 23390192 is 29109332.

It is a congruent number.

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, 9788 + ... + 11940.

Almost surely, 223390192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23390192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26175408).

23390192 is an abundant number, since it is smaller than the sum of its proper divisors (28960624).

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

23390192 is a wasteful number, since it uses less digits than its factorization.

23390192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2259 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 23390192 is about 4836.3407654962. The cubic root of 23390192 is about 285.9858828835.

The spelling of 23390192 in words is "twenty-three million, three hundred ninety thousand, one hundred ninety-two".

Divisors: 1 2 4 7 8 14 16 28 56 97 112 194 388 679 776 1358 1552 2153 2716 4306 5432 8612 10864 15071 17224 30142 34448 60284 120568 208841 241136 417682 835364 1461887 1670728 2923774 3341456 5847548 11695096 23390192