Base | Representation |
---|---|
bin | 110000100001111… |
… | …101000101110101 |
3 | 2002202002000111202 |
4 | 300201331011311 |
5 | 3131414113344 |
6 | 212443142245 |
7 | 26114435234 |
oct | 6041750565 |
9 | 2082060452 |
10 | 814207349 |
11 | 38866503a |
12 | 1a8814985 |
13 | cc8b87c7 |
14 | 7a1c6b1b |
15 | 4b73194e |
hex | 3087d175 |
814207349 has 4 divisors (see below), whose sum is σ = 815094240. Its totient is φ = 813320460.
The previous prime is 814207309. The next prime is 814207369. The reversal of 814207349 is 943702418.
814207349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-814207349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (814207309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442067 + ... + 443904.
It is an arithmetic number, because the mean of its divisors is an integer number (203773560).
Almost surely, 2814207349 is an apocalyptic number.
It is an amenable number.
814207349 is a deficient number, since it is larger than the sum of its proper divisors (886891).
814207349 is an equidigital number, since it uses as much as digits as its factorization.
814207349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 886890.
The product of its (nonzero) digits is 48384, while the sum is 38.
The square root of 814207349 is about 28534.3187933408. The cubic root of 814207349 is about 933.7809420897.
The spelling of 814207349 in words is "eight hundred fourteen million, two hundred seven thousand, three hundred forty-nine".
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