Base | Representation |
---|---|
bin | 101010100010110001… |
… | …0111101100100010001 |
3 | 22201211010001001210211 |
4 | 1111011202331210101 |
5 | 2444101420344233 |
6 | 105545401324121 |
7 | 6413004406120 |
oct | 1250542754421 |
9 | 281733031724 |
10 | 91361106193 |
11 | 35822a65345 |
12 | 15858796641 |
13 | 87ccb03866 |
14 | 45c99a7ab7 |
15 | 259aadc5cd |
hex | 15458bd911 |
91361106193 has 8 divisors (see below), whose sum is σ = 105426409088. Its totient is φ = 77549232384.
The previous prime is 91361106169. The next prime is 91361106241. The reversal of 91361106193 is 39160116319.
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 91361106193 - 213 = 91361098001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (91361106103) 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, 63356496 + ... + 63357937.
It is an arithmetic number, because the mean of its divisors is an integer number (13178301136).
Almost surely, 291361106193 is an apocalyptic number.
It is an amenable number.
91361106193 is a deficient number, since it is larger than the sum of its proper divisors (14065302895).
91361106193 is a wasteful number, since it uses less digits than its factorization.
91361106193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126714543.
The product of its (nonzero) digits is 26244, while the sum is 40.
The spelling of 91361106193 in words is "ninety-one billion, three hundred sixty-one million, one hundred six thousand, one hundred ninety-three".
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