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113130313 = 1916336529
BaseRepresentation
bin1101011111000…
…11101101001001
321212212121121121
412233203231021
5212430132223
615120435241
72542406662
oct657435511
9255777547
10113130313
115894a52a
1231a78b21
131a59011a
141104c369
159dea15d
hex6be3b49

113130313 has 8 divisors (see below), whose sum is σ = 119818400. Its totient is φ = 106515648.

The previous prime is 113130299. The next prime is 113130323. The reversal of 113130313 is 313031311.

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 113130313 - 217 = 112999241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113130323) 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, 15168 + ... + 21361.

It is an arithmetic number, because the mean of its divisors is an integer number (14977300).

Almost surely, 2113130313 is an apocalyptic number.

It is an amenable number.

113130313 is a deficient number, since it is larger than the sum of its proper divisors (6688087).

113130313 is a wasteful number, since it uses less digits than its factorization.

113130313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36711.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 113130313 is about 10636.2734545516. The cubic root of 113130313 is about 483.6445848821.

Adding to 113130313 its reverse (313031311), we get a palindrome (426161624).

It can be divided in two parts, 11 and 3130313, that multiplied together give a palindrome (34433443).

The spelling of 113130313 in words is "one hundred thirteen million, one hundred thirty thousand, three hundred thirteen".

Divisors: 1 19 163 3097 36529 694051 5954227 113130313