Base | Representation |
---|---|
bin | 1011000111111001000… |
… | …1010100100000000011 |
3 | 200021020212202222112012 |
4 | 2301332101110200003 |
5 | 11112331314440114 |
6 | 223442212323135 |
7 | 16543363650113 |
oct | 2617621244003 |
9 | 607225688465 |
10 | 191097030659 |
11 | 740533235a7 |
12 | 310520134ab |
13 | 150359b2c92 |
14 | 936b927043 |
15 | 4e86a6263e |
hex | 2c7e454803 |
191097030659 has 2 divisors, whose sum is σ = 191097030660. Its totient is φ = 191097030658.
The previous prime is 191097030587. The next prime is 191097030661. The reversal of 191097030659 is 956030790191.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 191097030659 - 28 = 191097030403 is a prime.
Together with 191097030661, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (191097030679) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95548515329 + 95548515330.
It is an arithmetic number, because the mean of its divisors is an integer number (95548515330).
Almost surely, 2191097030659 is an apocalyptic number.
191097030659 is a deficient number, since it is larger than the sum of its proper divisors (1).
191097030659 is an equidigital number, since it uses as much as digits as its factorization.
191097030659 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 459270, while the sum is 50.
The spelling of 191097030659 in words is "one hundred ninety-one billion, ninety-seven million, thirty thousand, six hundred fifty-nine".
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