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52331235 = 3511317159
BaseRepresentation
bin1100011110100…
…0001011100011
310122110200221220
43013220023203
5101344044420
65105350123
71203544125
oct307501343
9118420856
1052331235
11275a3260
1215638343
13aac3538
146d43215
1548da840
hex31e82e3

52331235 has 16 divisors (see below), whose sum is σ = 91342080. Its totient is φ = 25372640.

The previous prime is 52331207. The next prime is 52331249. The reversal of 52331235 is 53213325.

It is a happy number.

52331235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52331235 - 25 = 52331203 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 158415 + ... + 158744.

It is an arithmetic number, because the mean of its divisors is an integer number (5708880).

Almost surely, 252331235 is an apocalyptic number.

52331235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52331235 is a deficient number, since it is larger than the sum of its proper divisors (39010845).

52331235 is a wasteful number, since it uses less digits than its factorization.

52331235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317178.

The product of its digits is 2700, while the sum is 24.

The square root of 52331235 is about 7234.0331074719. The cubic root of 52331235 is about 374.0419634156.

The spelling of 52331235 in words is "fifty-two million, three hundred thirty-one thousand, two hundred thirty-five".

Divisors: 1 3 5 11 15 33 55 165 317159 951477 1585795 3488749 4757385 10466247 17443745 52331235