Base | Representation |
---|---|
bin | 101111110110110101… |
… | …1100011101001110111 |
3 | 100211021100101201212222 |
4 | 1133231223203221313 |
5 | 3140434044204411 |
6 | 115113541432555 |
7 | 10265532310106 |
oct | 1375553435167 |
9 | 324240351788 |
10 | 102771866231 |
11 | 3a649048241 |
12 | 17b0210b75b |
13 | 98cab69288 |
14 | 4d8d24003d |
15 | 2a177684db |
hex | 17edae3a77 |
102771866231 has 2 divisors, whose sum is σ = 102771866232. Its totient is φ = 102771866230.
The previous prime is 102771866209. The next prime is 102771866233. The reversal of 102771866231 is 132668177201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102771866231 - 214 = 102771849847 is a prime.
It is a super-2 number, since 2×1027718662312 (a number of 23 digits) contains 22 as substring.
Together with 102771866233, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102771866233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51385933115 + 51385933116.
It is an arithmetic number, because the mean of its divisors is an integer number (51385933116).
Almost surely, 2102771866231 is an apocalyptic number.
102771866231 is a deficient number, since it is larger than the sum of its proper divisors (1).
102771866231 is an equidigital number, since it uses as much as digits as its factorization.
102771866231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 169344, while the sum is 44.
The spelling of 102771866231 in words is "one hundred two billion, seven hundred seventy-one million, eight hundred sixty-six thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •