Base | Representation |
---|---|
bin | 100110011111110000010 |
3 | 2101002101002 |
4 | 10303332002 |
5 | 310331232 |
6 | 43012002 |
7 | 13502450 |
oct | 4637602 |
9 | 2332332 |
10 | 1261442 |
11 | 791816 |
12 | 50a002 |
13 | 352220 |
14 | 24b9d0 |
15 | 19db62 |
hex | 133f82 |
1261442 has 32 divisors (see below), whose sum is σ = 2419200. Its totient is φ = 479808.
The previous prime is 1261427. The next prime is 1261459. The reversal of 1261442 is 2441621.
1261442 is nontrivially palindromic in base 9.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 5159 + ... + 5397.
It is an arithmetic number, because the mean of its divisors is an integer number (75600).
21261442 is an apocalyptic number.
1261442 is a deficient number, since it is larger than the sum of its proper divisors (1157758).
1261442 is a wasteful number, since it uses less digits than its factorization.
1261442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 290.
The product of its digits is 384, while the sum is 20.
The square root of 1261442 is about 1123.1393502144. The cubic root of 1261442 is about 108.0494172568.
The spelling of 1261442 in words is "one million, two hundred sixty-one thousand, four hundred forty-two".
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