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12523093 = 111975779
BaseRepresentation
bin101111110001…
…011001010101
3212120020110021
4233301121111
511201214333
61124225141
7211305322
oct57613125
925506407
1012523093
117083870
12423b1b1
13279611b
14193db49
15117582d
hexbf1655

12523093 has 8 divisors (see below), whose sum is σ = 13733280. Its totient is φ = 11324880.

The previous prime is 12523073. The next prime is 12523097. The reversal of 12523093 is 39032521.

It is a happy number.

12523093 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12523093 - 217 = 12392021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12523097) 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, 723 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (1716660).

Almost surely, 212523093 is an apocalyptic number.

It is an amenable number.

12523093 is a deficient number, since it is larger than the sum of its proper divisors (1210187).

12523093 is a wasteful number, since it uses less digits than its factorization.

12523093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5987.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 12523093 is about 3538.7982423416. The cubic root of 12523093 is about 232.2222713749. Note that the first 4 decimals are identical.

The spelling of 12523093 in words is "twelve million, five hundred twenty-three thousand, ninety-three".

Divisors: 1 11 197 2167 5779 63569 1138463 12523093