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12253539 = 38349211
BaseRepresentation
bin101110101111…
…100101100011
3212001112200210
4232233211203
511114103124
61114345203
7206103414
oct56574543
925045623
1012253539
116a0a2a1
12412b203
13270051c
1418ad80b
151120a29
hexbaf963

12253539 has 8 divisors (see below), whose sum is σ = 16535232. Its totient is φ = 8070440.

The previous prime is 12253531. The next prime is 12253543. The reversal of 12253539 is 93535221.

12253539 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 12253539 - 23 = 12253531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12253531) 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, 24357 + ... + 24854.

It is an arithmetic number, because the mean of its divisors is an integer number (2066904).

Almost surely, 212253539 is an apocalyptic number.

12253539 is a deficient number, since it is larger than the sum of its proper divisors (4281693).

12253539 is an equidigital number, since it uses as much as digits as its factorization.

12253539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49297.

The product of its digits is 8100, while the sum is 30.

The square root of 12253539 is about 3500.5055349192. The cubic root of 12253539 is about 230.5440115594.

The spelling of 12253539 in words is "twelve million, two hundred fifty-three thousand, five hundred thirty-nine".

Divisors: 1 3 83 249 49211 147633 4084513 12253539