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274312 = 23172017
BaseRepresentation
bin1000010111110001000
3111221021201
41002332020
532234222
65513544
72221513
oct1027610
9457251
10274312
11178105
121128b4
1397b1c
1471d7a
1556427
hex42f88

274312 has 16 divisors (see below), whose sum is σ = 544860. Its totient is φ = 129024.

The previous prime is 274301. The next prime is 274333. The reversal of 274312 is 213472.

It can be written as a sum of positive squares in 2 ways, for example, as 244036 + 30276 = 494^2 + 174^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 274312.

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, 873 + ... + 1144.

2274312 is an apocalyptic number.

It is an amenable number.

274312 is a deficient number, since it is larger than the sum of its proper divisors (270548).

274312 is a wasteful number, since it uses less digits than its factorization.

274312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040 (or 2036 counting only the distinct ones).

The product of its digits is 336, while the sum is 19.

The square root of 274312 is about 523.7480310226. The cubic root of 274312 is about 64.9752963323.

Adding to 274312 its reverse (213472), we get a palindrome (487784).

The spelling of 274312 in words is "two hundred seventy-four thousand, three hundred twelve", and thus it is an iban number.

Divisors: 1 2 4 8 17 34 68 136 2017 4034 8068 16136 34289 68578 137156 274312