Base | Representation |
---|---|
bin | 110000011010011… |
… | …111000011111101 |
3 | 2002121101112121221 |
4 | 300122133003331 |
5 | 3130413434331 |
6 | 212333153341 |
7 | 26062001611 |
oct | 6032370375 |
9 | 2077345557 |
10 | 812249341 |
11 | 387547a52 |
12 | 1a802b851 |
13 | cc381517 |
14 | 79c37341 |
15 | 4b496711 |
hex | 3069f0fd |
812249341 has 8 divisors (see below), whose sum is σ = 860436864. Its totient is φ = 764107200.
The previous prime is 812249309. The next prime is 812249351. The reversal of 812249341 is 143942218.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 812249341 - 25 = 812249309 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 812249297 and 812249306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (812249351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29806 + ... + 50128.
It is an arithmetic number, because the mean of its divisors is an integer number (107554608).
Almost surely, 2812249341 is an apocalyptic number.
It is an amenable number.
812249341 is a deficient number, since it is larger than the sum of its proper divisors (48187523).
812249341 is a wasteful number, since it uses less digits than its factorization.
812249341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22691.
The product of its digits is 13824, while the sum is 34.
The square root of 812249341 is about 28499.9884385941. The cubic root of 812249341 is about 933.0318216411.
It can be divided in two parts, 81 and 2249341, that added together give a palindrome (2249422).
The spelling of 812249341 in words is "eight hundred twelve million, two hundred forty-nine thousand, three hundred forty-one".
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