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23125288 = 238573373
BaseRepresentation
bin101100000110…
…1110100101000
31121111212221011
41120031310220
521410002123
62143353304
7400363444
oct130156450
947455834
1023125288
111206540a
1278b2834
134a38b04
1430dd824
15206be0d
hex160dd28

23125288 has 16 divisors (see below), whose sum is σ = 43423380. Its totient is φ = 11545728.

The previous prime is 23125279. The next prime is 23125301. The reversal of 23125288 is 88252132.

It can be written as a sum of positive squares in 2 ways, for example, as 15824484 + 7300804 = 3978^2 + 2702^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5170 + ... + 8542.

Almost surely, 223125288 is an apocalyptic number.

It is an amenable number.

23125288 is a deficient number, since it is larger than the sum of its proper divisors (20298092).

23125288 is a wasteful number, since it uses less digits than its factorization.

23125288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4236 (or 4232 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 23125288 is about 4808.8759601387. The cubic root of 23125288 is about 284.9021434843.

The spelling of 23125288 in words is "twenty-three million, one hundred twenty-five thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 857 1714 3373 3428 6746 6856 13492 26984 2890661 5781322 11562644 23125288