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52267131 = 327829637
BaseRepresentation
bin1100011101100…
…0100001111011
310122100110000200
43013120201323
5101340022011
65104133243
71203156210
oct307304173
9118313020
1052267131
112755a084
1215607223
13aaa02c7
146d27b07
1548c6856
hex31d887b

52267131 has 12 divisors (see below), whose sum is σ = 86282352. Its totient is φ = 29866896.

The previous prime is 52267123. The next prime is 52267141. The reversal of 52267131 is 13176225.

It is a happy number.

52267131 is a `hidden beast` number, since 522 + 6 + 7 + 131 = 666.

It is not a de Polignac number, because 52267131 - 23 = 52267123 is a prime.

It is a super-2 number, since 2×522671312 = 5463705965942322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52267095 and 52267104.

It is not an unprimeable number, because it can be changed into a prime (52267121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 414756 + ... + 414881.

It is an arithmetic number, because the mean of its divisors is an integer number (7190196).

Almost surely, 252267131 is an apocalyptic number.

52267131 is a deficient number, since it is larger than the sum of its proper divisors (34015221).

52267131 is a wasteful number, since it uses less digits than its factorization.

52267131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829650 (or 829647 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 52267131 is about 7229.6010263361. The cubic root of 52267131 is about 373.8891714086.

The spelling of 52267131 in words is "fifty-two million, two hundred sixty-seven thousand, one hundred thirty-one".

Divisors: 1 3 7 9 21 63 829637 2488911 5807459 7466733 17422377 52267131