Base | Representation |
---|---|
bin | 11101010101101110001 |
3 | 1210211210011 |
4 | 3222231301 |
5 | 221231033 |
6 | 32334521 |
7 | 11112616 |
oct | 3525561 |
9 | 1724704 |
10 | 961393 |
11 | 5a7344 |
12 | 3a4441 |
13 | 278794 |
14 | 1b050d |
15 | 13eccd |
hex | eab71 |
961393 has 2 divisors, whose sum is σ = 961394. Its totient is φ = 961392.
The previous prime is 961339. The next prime is 961397. The reversal of 961393 is 393169.
Together with previous prime (961339) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 567009 + 394384 = 753^2 + 628^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-961393 is a prime.
961393 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (961397) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480696 + 480697.
It is an arithmetic number, because the mean of its divisors is an integer number (480697).
2961393 is an apocalyptic number.
It is an amenable number.
961393 is a deficient number, since it is larger than the sum of its proper divisors (1).
961393 is an equidigital number, since it uses as much as digits as its factorization.
961393 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4374, while the sum is 31.
The square root of 961393 is about 980.5065017632. The cubic root of 961393 is about 98.6961742663.
The spelling of 961393 in words is "nine hundred sixty-one thousand, three hundred ninety-three".
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