Base | Representation |
---|---|
bin | 101011100001100100101 |
3 | 2200110101201 |
4 | 11130030211 |
5 | 331114323 |
6 | 50322501 |
7 | 15060025 |
oct | 5341445 |
9 | 2613351 |
10 | 1426213 |
11 | 894598 |
12 | 589431 |
13 | 3ac219 |
14 | 291a85 |
15 | 1d28ad |
hex | 15c325 |
1426213 has 2 divisors, whose sum is σ = 1426214. Its totient is φ = 1426212.
The previous prime is 1426211. The next prime is 1426223. The reversal of 1426213 is 3126241.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1014049 + 412164 = 1007^2 + 642^2 .
It is a cyclic number.
It is not a de Polignac number, because 1426213 - 21 = 1426211 is a prime.
Together with 1426211, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1426211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713106 + 713107.
It is an arithmetic number, because the mean of its divisors is an integer number (713107).
21426213 is an apocalyptic number.
It is an amenable number.
1426213 is a deficient number, since it is larger than the sum of its proper divisors (1).
1426213 is an equidigital number, since it uses as much as digits as its factorization.
1426213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 288, while the sum is 19.
The square root of 1426213 is about 1194.2416003473. The cubic root of 1426213 is about 112.5627764860.
The spelling of 1426213 in words is "one million, four hundred twenty-six thousand, two hundred thirteen".
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