Search a number
111941 = 2331157
BaseRepresentation
bin11011010101000101
312200112222
4123111011
512040231
62222125
7644234
oct332505
9180488
10111941
1177115
1254945
133bc4b
142cb1b
152327b
hex1b545

111941 has 8 divisors (see below), whose sum is σ = 121344. Its totient is φ = 102960.

The previous prime is 111919. The next prime is 111949. The reversal of 111941 is 149111.

111941 is nontrivially palindromic in base 12.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111941 - 210 = 110917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635 + ... + 791.

It is an arithmetic number, because the mean of its divisors is an integer number (15168).

2111941 is an apocalyptic number.

It is an amenable number.

111941 is a deficient number, since it is larger than the sum of its proper divisors (9403).

111941 is a wasteful number, since it uses less digits than its factorization.

111941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211.

The product of its digits is 36, while the sum is 17.

The square root of 111941 is about 334.5758508918. The cubic root of 111941 is about 48.1943796067.

The spelling of 111941 in words is "one hundred eleven thousand, nine hundred forty-one".

Divisors: 1 23 31 157 713 3611 4867 111941