Base | Representation |
---|---|
bin | 101000110110110101001 |
3 | 2112000110221 |
4 | 11012312221 |
5 | 320320133 |
6 | 44410041 |
7 | 14244121 |
oct | 5066651 |
9 | 2460427 |
10 | 1338793 |
11 | 834945 |
12 | 546921 |
13 | 37b4b1 |
14 | 26bc81 |
15 | 1b6a2d |
hex | 146da9 |
1338793 has 2 divisors, whose sum is σ = 1338794. Its totient is φ = 1338792.
The previous prime is 1338791. The next prime is 1338803. The reversal of 1338793 is 3978331.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1338649 + 144 = 1157^2 + 12^2 .
It is a cyclic number.
It is not a de Polignac number, because 1338793 - 21 = 1338791 is a prime.
Together with 1338791, it forms a pair of twin primes.
1338793 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (1338791) 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 as a sum of consecutive naturals, namely, 669396 + 669397.
It is an arithmetic number, because the mean of its divisors is an integer number (669397).
21338793 is an apocalyptic number.
It is an amenable number.
1338793 is a deficient number, since it is larger than the sum of its proper divisors (1).
1338793 is an equidigital number, since it uses as much as digits as its factorization.
1338793 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 13608, while the sum is 34.
The square root of 1338793 is about 1157.0622282315. The cubic root of 1338793 is about 110.2142655634.
The spelling of 1338793 in words is "one million, three hundred thirty-eight thousand, seven hundred ninety-three".
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