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5231133 = 32581237
BaseRepresentation
bin10011111101001000011101
3100211202202200
4103331020131
52314344013
6304042113
762315055
oct23751035
910752680
105231133
112a53256
121903339
13111205b
149a2565
156d4e73
hex4fd21d

5231133 has 6 divisors (see below), whose sum is σ = 7556094. Its totient is φ = 3487416.

The previous prime is 5231131. The next prime is 5231141. The reversal of 5231133 is 3311325.

It can be written as a sum of positive squares in only one way, i.e., 5212089 + 19044 = 2283^2 + 138^2 .

It is not a de Polignac number, because 5231133 - 21 = 5231131 is a prime.

It is a Curzon number.

5231133 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231131) 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 5 ways as a sum of consecutive naturals, for example, 290610 + ... + 290627.

It is an arithmetic number, because the mean of its divisors is an integer number (1259349).

Almost surely, 25231133 is an apocalyptic number.

It is an amenable number.

5231133 is a deficient number, since it is larger than the sum of its proper divisors (2324961).

5231133 is a wasteful number, since it uses less digits than its factorization.

5231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581243 (or 581240 counting only the distinct ones).

The product of its digits is 270, while the sum is 18.

The square root of 5231133 is about 2287.1670249459. The cubic root of 5231133 is about 173.5928849010.

Adding to 5231133 its reverse (3311325), we get a palindrome (8542458).

The spelling of 5231133 in words is "five million, two hundred thirty-one thousand, one hundred thirty-three".

Divisors: 1 3 9 581237 1743711 5231133