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52636137 = 319923441
BaseRepresentation
bin1100100011001…
…0100111101001
310200001012012120
43020302213221
5101433324022
65120101453
71206254061
oct310624751
9120035176
1052636137
1127791344
1215764889
13ab9c258
146dc23a1
15494ad5c
hex32329e9

52636137 has 8 divisors (see below), whose sum is σ = 73875360. Its totient is φ = 33243840.

The previous prime is 52636117. The next prime is 52636141. The reversal of 52636137 is 73163625.

52636137 is digitally balanced in base 2, 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 not a de Polignac number, because 52636137 - 210 = 52635113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52636098 and 52636107.

It is not an unprimeable number, because it can be changed into a prime (52636117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461664 + ... + 461777.

It is an arithmetic number, because the mean of its divisors is an integer number (9234420).

Almost surely, 252636137 is an apocalyptic number.

52636137 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

52636137 is a deficient number, since it is larger than the sum of its proper divisors (21239223).

52636137 is a wasteful number, since it uses less digits than its factorization.

52636137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923463.

The product of its digits is 22680, while the sum is 33.

The square root of 52636137 is about 7255.0766363974. The cubic root of 52636137 is about 374.7669948084.

It can be divided in two parts, 526 and 36137, that added together give a palindrome (36663).

The spelling of 52636137 in words is "fifty-two million, six hundred thirty-six thousand, one hundred thirty-seven".

Divisors: 1 3 19 57 923441 2770323 17545379 52636137