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113230671 = 31911031801
BaseRepresentation
bin1101011111111…
…00001101001111
321220001201021120
412233330031033
5212441340141
615122532023
72543305401
oct657741517
9256051246
10113230671
1158a08974
1231b07013
131a5c69c8
1411076b71
159e19c66
hex6bfc34f

113230671 has 16 divisors (see below), whose sum is σ = 159152640. Its totient is φ = 71409600.

The previous prime is 113230657. The next prime is 113230673. The reversal of 113230671 is 176032311.

It is not a de Polignac number, because 113230671 - 27 = 113230543 is a prime.

It is a super-2 number, since 2×1132306712 = 25642369710220482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113230673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61971 + ... + 63771.

It is an arithmetic number, because the mean of its divisors is an integer number (9947040).

Almost surely, 2113230671 is an apocalyptic number.

113230671 is a deficient number, since it is larger than the sum of its proper divisors (45921969).

113230671 is a wasteful number, since it uses less digits than its factorization.

113230671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 113230671 is about 10640.9901325018. The cubic root of 113230671 is about 483.7875564590.

Adding to 113230671 its reverse (176032311), we get a palindrome (289262982).

The spelling of 113230671 in words is "one hundred thirteen million, two hundred thirty thousand, six hundred seventy-one".

Divisors: 1 3 19 57 1103 1801 3309 5403 20957 34219 62871 102657 1986503 5959509 37743557 113230671