Base | Representation |
---|---|
bin | 100111000111000… |
… | …1100000001110100 |
3 | 10101110101212222011 |
4 | 1032032030001310 |
5 | 10141424422012 |
6 | 334120014004 |
7 | 44343503233 |
oct | 11616140164 |
9 | 3343355864 |
10 | 1312342132 |
11 | 613868082 |
12 | 307601304 |
13 | 17bb6990a |
14 | c6414b1a |
15 | 7a32c1a7 |
hex | 4e38c074 |
1312342132 has 48 divisors (see below), whose sum is σ = 2503363968. Its totient is φ = 599639040.
The previous prime is 1312342121. The next prime is 1312342151. The reversal of 1312342132 is 2312432131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321448 + ... + 325504.
It is an arithmetic number, because the mean of its divisors is an integer number (52153416).
Almost surely, 21312342132 is an apocalyptic number.
It is an amenable number.
1312342132 is a deficient number, since it is larger than the sum of its proper divisors (1191021836).
1312342132 is a wasteful number, since it uses less digits than its factorization.
1312342132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4216 (or 4214 counting only the distinct ones).
The product of its digits is 864, while the sum is 22.
The square root of 1312342132 is about 36226.2630145589. The cubic root of 1312342132 is about 1094.8358856926.
Adding to 1312342132 its reverse (2312432131), we get a palindrome (3624774263).
It can be divided in two parts, 13123 and 42132, that added together give a palindrome (55255).
The spelling of 1312342132 in words is "one billion, three hundred twelve million, three hundred forty-two thousand, one hundred thirty-two".
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