Base | Representation |
---|---|
bin | 11111111011111011… |
… | …101010001101101011 |
3 | 10021111211111021020211 |
4 | 133323323222031223 |
5 | 1030212110213231 |
6 | 23430413401551 |
7 | 2322526604302 |
oct | 377373521553 |
9 | 107454437224 |
10 | 34291491691 |
11 | 135a7720286 |
12 | 67901992b7 |
13 | 33064c59b2 |
14 | 1934399439 |
15 | d5a77beb1 |
hex | 7fbeea36b |
34291491691 has 2 divisors, whose sum is σ = 34291491692. Its totient is φ = 34291491690.
The previous prime is 34291491659. The next prime is 34291491697. The reversal of 34291491691 is 19619419243.
It is a strong prime.
It is an emirp because it is prime and its reverse (19619419243) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 34291491691 - 25 = 34291491659 is a prime.
It is not a weakly prime, because it can be changed into another prime (34291491697) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17145745845 + 17145745846.
It is an arithmetic number, because the mean of its divisors is an integer number (17145745846).
Almost surely, 234291491691 is an apocalyptic number.
34291491691 is a deficient number, since it is larger than the sum of its proper divisors (1).
34291491691 is an equidigital number, since it uses as much as digits as its factorization.
34291491691 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 419904, while the sum is 49.
The spelling of 34291491691 in words is "thirty-four billion, two hundred ninety-one million, four hundred ninety-one thousand, six hundred ninety-one".
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