Base | Representation |
---|---|
bin | 100111011111000010010 |
3 | 2102201211002 |
4 | 10323320102 |
5 | 312400332 |
6 | 43422002 |
7 | 13666064 |
oct | 4737022 |
9 | 2381732 |
10 | 1293842 |
11 | 8040a0 |
12 | 524902 |
13 | 363bb4 |
14 | 259734 |
15 | 1a8562 |
hex | 13be12 |
1293842 has 16 divisors (see below), whose sum is σ = 2210112. Its totient is φ = 562320.
The previous prime is 1293841. The next prime is 1293857. The reversal of 1293842 is 2483921.
It is not an unprimeable number, because it can be changed into a prime (1293841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773 + ... + 1784.
It is an arithmetic number, because the mean of its divisors is an integer number (138132).
21293842 is an apocalyptic number.
1293842 is a deficient number, since it is larger than the sum of its proper divisors (916270).
1293842 is a wasteful number, since it uses less digits than its factorization.
1293842 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2593.
The product of its digits is 3456, while the sum is 29.
The square root of 1293842 is about 1137.4717578912. The cubic root of 1293842 is about 108.9666873483.
The spelling of 1293842 in words is "one million, two hundred ninety-three thousand, eight hundred forty-two".
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