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195029 is a prime number
BaseRepresentation
bin101111100111010101
3100220112022
4233213111
522220104
64102525
71441412
oct574725
9326468
10195029
1112358a
1294a45
136aa03
1451109
153cbbe
hex2f9d5

195029 has 2 divisors, whose sum is σ = 195030. Its totient is φ = 195028.

The previous prime is 195023. The next prime is 195043. The reversal of 195029 is 920591.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142129 + 52900 = 377^2 + 230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-195029 is a prime.

It is a Chen prime.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 194989 and 195007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97514 + 97515.

It is an arithmetic number, because the mean of its divisors is an integer number (97515).

2195029 is an apocalyptic number.

It is an amenable number.

195029 is a deficient number, since it is larger than the sum of its proper divisors (1).

195029 is an equidigital number, since it uses as much as digits as its factorization.

195029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 195029 is about 441.6208781296. The cubic root of 195029 is about 57.9917744974.

The spelling of 195029 in words is "one hundred ninety-five thousand, twenty-nine".