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102079 is a prime number
BaseRepresentation
bin11000111010111111
312012000201
4120322333
511231304
62104331
7603415
oct307277
9165021
10102079
116a76a
124b0a7
1337603
14292b5
15203a4
hex18ebf

102079 has 2 divisors, whose sum is σ = 102080. Its totient is φ = 102078.

The previous prime is 102077. The next prime is 102101. The reversal of 102079 is 970201.

It is a weak prime.

It is an emirp because it is prime and its reverse (970201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102079 - 21 = 102077 is a prime.

Together with 102077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51039 + 51040.

It is an arithmetic number, because the mean of its divisors is an integer number (51040).

2102079 is an apocalyptic number.

102079 is a deficient number, since it is larger than the sum of its proper divisors (1).

102079 is an equidigital number, since it uses as much as digits as its factorization.

102079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 102079 is about 319.4980438125. The cubic root of 102079 is about 46.7353467187.

The spelling of 102079 in words is "one hundred two thousand, seventy-nine".