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1042312 = 231131153
BaseRepresentation
bin11111110011110001000
31221221210011
43332132020
5231323222
634201304
711600545
oct3763610
91857704
101042312
11652117
12423234
132a656b
141d1bcc
15158c77
hexfe788

1042312 has 16 divisors (see below), whose sum is σ = 1973340. Its totient is φ = 516096.

The previous prime is 1042309. The next prime is 1042331. The reversal of 1042312 is 2132401.

It can be written as a sum of positive squares in 2 ways, for example, as 1012036 + 30276 = 1006^2 + 174^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1042292 and 1042301.

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, 328 + ... + 1480.

21042312 is an apocalyptic number.

It is an amenable number.

1042312 is a deficient number, since it is larger than the sum of its proper divisors (931028).

1042312 is a wasteful number, since it uses less digits than its factorization.

1042312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272 (or 1268 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1042312 is about 1020.9368246860. The cubic root of 1042312 is about 101.3909625258.

Adding to 1042312 its reverse (2132401), we get a palindrome (3174713).

The spelling of 1042312 in words is "one million, forty-two thousand, three hundred twelve".

Divisors: 1 2 4 8 113 226 452 904 1153 2306 4612 9224 130289 260578 521156 1042312