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4113131 = 111991879
BaseRepresentation
bin1111101100001011101011
321201222011012
433230023223
52023110011
6224054135
746650431
oct17541353
97658135
104113131
11235a290
12146434b
13b10209
14790d51
15563a8b
hex3ec2eb

4113131 has 8 divisors (see below), whose sum is σ = 4512000. Its totient is φ = 3718440.

The previous prime is 4113127. The next prime is 4113143. The reversal of 4113131 is 1313114.

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

It is not a de Polignac number, because 4113131 - 22 = 4113127 is a prime.

It is a super-2 number, since 2×41131312 = 33835693246322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4113121) 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, 1250 + ... + 3128.

It is an arithmetic number, because the mean of its divisors is an integer number (564000).

Almost surely, 24113131 is an apocalyptic number.

4113131 is a deficient number, since it is larger than the sum of its proper divisors (398869).

4113131 is a wasteful number, since it uses less digits than its factorization.

4113131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089.

The product of its digits is 36, while the sum is 14.

The square root of 4113131 is about 2028.0855504638. The cubic root of 4113131 is about 160.2227496432. Note that the first 3 decimals are identical.

Adding to 4113131 its reverse (1313114), we get a palindrome (5426245).

The spelling of 4113131 in words is "four million, one hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 11 199 1879 2189 20669 373921 4113131