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531052332 = 223419105619
BaseRepresentation
bin11111101001110…
…011011100101100
31101000021020211220
4133221303130230
52041422133312
6124410143340
716105604346
oct3751633454
91330236756
10531052332
11252846528
12129a21b50
1386038065
145075a296
153194dc8c
hex1fa7372c

531052332 has 24 divisors (see below), whose sum is σ = 1242091200. Its totient is φ = 176593296.

The previous prime is 531052331. The next prime is 531052339. The reversal of 531052332 is 233250135.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (531052331) 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, 47782 + ... + 57837.

It is an arithmetic number, because the mean of its divisors is an integer number (51753800).

Almost surely, 2531052332 is an apocalyptic number.

It is an amenable number.

531052332 is an abundant number, since it is smaller than the sum of its proper divisors (711038868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

531052332 is a wasteful number, since it uses less digits than its factorization.

531052332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106045 (or 106043 counting only the distinct ones).

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

The square root of 531052332 is about 23044.5727233117. The cubic root of 531052332 is about 809.8024880410.

The spelling of 531052332 in words is "five hundred thirty-one million, fifty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 419 838 1257 1676 2514 5028 105619 211238 316857 422476 633714 1267428 44254361 88508722 132763083 177017444 265526166 531052332