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113402353 = 128987977
BaseRepresentation
bin1101100001001…
…10000111110001
321220101102210011
412300212013301
5213012333403
615130334521
72544622051
oct660460761
9256342704
10113402353
1159015959
1231b8a441
131a656bac
14110bd561
159e50a6d
hex6c261f1

113402353 has 4 divisors (see below), whose sum is σ = 113491620. Its totient is φ = 113313088.

The previous prime is 113402329. The next prime is 113402363. The reversal of 113402353 is 353204311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 104203264 + 9199089 = 10208^2 + 3033^2 .

It is a cyclic number.

It is not a de Polignac number, because 113402353 - 213 = 113394161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113402323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42700 + ... + 45277.

It is an arithmetic number, because the mean of its divisors is an integer number (28372905).

Almost surely, 2113402353 is an apocalyptic number.

It is an amenable number.

113402353 is a deficient number, since it is larger than the sum of its proper divisors (89267).

113402353 is an equidigital number, since it uses as much as digits as its factorization.

113402353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89266.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 113402353 is about 10649.0540894485. The cubic root of 113402353 is about 484.0319415775.

Adding to 113402353 its reverse (353204311), we get a palindrome (466606664).

The spelling of 113402353 in words is "one hundred thirteen million, four hundred two thousand, three hundred fifty-three".

Divisors: 1 1289 87977 113402353