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113141 = 722309
BaseRepresentation
bin11011100111110101
312202012102
4123213311
512110031
62231445
7650600
oct334765
9182172
10113141
1178006
1255585
133c662
142d337
15237cb
hex1b9f5

113141 has 6 divisors (see below), whose sum is σ = 131670. Its totient is φ = 96936.

The previous prime is 113131. The next prime is 113143. The reversal of 113141 is 141311.

It can be written as a sum of positive squares in only one way, i.e., 108241 + 4900 = 329^2 + 70^2 .

It is not a de Polignac number, because 113141 - 214 = 96757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1106 + ... + 1203.

It is an arithmetic number, because the mean of its divisors is an integer number (21945).

2113141 is an apocalyptic number.

It is an amenable number.

113141 is a deficient number, since it is larger than the sum of its proper divisors (18529).

113141 is an equidigital number, since it uses as much as digits as its factorization.

113141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323 (or 2316 counting only the distinct ones).

The product of its digits is 12, while the sum is 11.

The square root of 113141 is about 336.3643857486. The cubic root of 113141 is about 48.3659813771.

Adding to 113141 its reverse (141311), we get a palindrome (254452).

The spelling of 113141 in words is "one hundred thirteen thousand, one hundred forty-one".

Divisors: 1 7 49 2309 16163 113141