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113123401 = 263463929
BaseRepresentation
bin1101011111000…
…10000001001001
321212212021010121
412233202001021
5212424422101
615120343241
72542350556
oct657420111
9255767117
10113123401
1158945316
1231a74b21
131a589c31
1411049a2d
159de80a1
hex6be2049

113123401 has 8 divisors (see below), whose sum is σ = 113921280. Its totient is φ = 112328832.

The previous prime is 113123399. The next prime is 113123419. The reversal of 113123401 is 104321311.

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 113123401 - 21 = 113123399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113123471) 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, 121305 + ... + 122233.

It is an arithmetic number, because the mean of its divisors is an integer number (14240160).

Almost surely, 2113123401 is an apocalyptic number.

It is an amenable number.

113123401 is a deficient number, since it is larger than the sum of its proper divisors (797879).

113123401 is an equidigital number, since it uses as much as digits as its factorization.

113123401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113123401 is about 10635.9485237566. The cubic root of 113123401 is about 483.6347348269.

Adding to 113123401 its reverse (104321311), we get a palindrome (217444712).

The spelling of 113123401 in words is "one hundred thirteen million, one hundred twenty-three thousand, four hundred one".

Divisors: 1 263 463 929 121769 244327 430127 113123401