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92105 = 5132109
BaseRepresentation
bin10110011111001001
311200100022
4112133021
510421410
61550225
7532346
oct263711
9150308
1092105
1163222
1245375
1332c00
14257cd
151c455
hex167c9

92105 has 12 divisors (see below), whose sum is σ = 120780. Its totient is φ = 67392.

The previous prime is 92083. The next prime is 92107. The reversal of 92105 is 50129.

It can be written as a sum of positive squares in 6 ways, for example, as 11449 + 80656 = 107^2 + 284^2 .

It is not a de Polignac number, because 92105 - 26 = 92041 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a plaindrome in base 14.

It is a nialpdrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 92105.

It is not an unprimeable number, because it can be changed into a prime (92107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 791 + ... + 899.

It is an arithmetic number, because the mean of its divisors is an integer number (10065).

292105 is an apocalyptic number.

It is an amenable number.

92105 is a deficient number, since it is larger than the sum of its proper divisors (28675).

92105 is a wasteful number, since it uses less digits than its factorization.

92105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 92105 is about 303.4880557781. The cubic root of 92105 is about 45.1607420111.

The spelling of 92105 in words is "ninety-two thousand, one hundred five".

Divisors: 1 5 13 65 109 169 545 845 1417 7085 18421 92105