Base | Representation |
---|---|
bin | 10111101000100011111… |
… | …01110010011001100101 |
3 | 2212122001011202210100101 |
4 | 23310101331302121211 |
5 | 101301034324310322 |
6 | 1421014542344101 |
7 | 112445235025351 |
oct | 13642175623145 |
9 | 2778034683311 |
10 | 812050228837 |
11 | 293430203001 |
12 | 111469b8b031 |
13 | 5b7646497b3 |
14 | 2b4368da461 |
15 | 161cb185327 |
hex | bd11f72665 |
812050228837 has 2 divisors, whose sum is σ = 812050228838. Its totient is φ = 812050228836.
The previous prime is 812050228777. The next prime is 812050228861. The reversal of 812050228837 is 738822050218.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 710229248001 + 101820980836 = 842751^2 + 319094^2 .
It is a cyclic number.
It is not a de Polignac number, because 812050228837 - 223 = 812041840229 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (812050228897) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406025114418 + 406025114419.
It is an arithmetic number, because the mean of its divisors is an integer number (406025114419).
Almost surely, 2812050228837 is an apocalyptic number.
It is an amenable number.
812050228837 is a deficient number, since it is larger than the sum of its proper divisors (1).
812050228837 is an equidigital number, since it uses as much as digits as its factorization.
812050228837 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 430080, while the sum is 46.
The spelling of 812050228837 in words is "eight hundred twelve billion, fifty million, two hundred twenty-eight thousand, eight hundred thirty-seven".
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