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5431252 = 2210912457
BaseRepresentation
bin10100101101111111010100
3101012221021111
4110231333110
52342300002
6312224404
764110361
oct24557724
911187244
105431252
11307a642
12199b104
131182178
14a15468
157243d7
hex52dfd4

5431252 has 12 divisors (see below), whose sum is σ = 9592660. Its totient is φ = 2690496.

The previous prime is 5431249. The next prime is 5431277. The reversal of 5431252 is 2521345.

It can be written as a sum of positive squares in 2 ways, for example, as 4145296 + 1285956 = 2036^2 + 1134^2 .

It is a super-3 number, since 3×54312523 (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5793 + ... + 6664.

Almost surely, 25431252 is an apocalyptic number.

It is an amenable number.

5431252 is a deficient number, since it is larger than the sum of its proper divisors (4161408).

5431252 is a wasteful number, since it uses less digits than its factorization.

5431252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12570 (or 12568 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 5431252 is about 2330.5046663759. The cubic root of 5431252 is about 175.7788631070.

Adding to 5431252 its reverse (2521345), we get a palindrome (7952597).

The spelling of 5431252 in words is "five million, four hundred thirty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 109 218 436 12457 24914 49828 1357813 2715626 5431252