Search a number
-
+
112404401 = 472391583
BaseRepresentation
bin1101011001100…
…10011110110001
321211111201211222
412230302132301
5212233420101
615053114425
72533264424
oct654623661
9254451758
10112404401
11584a40aa
1231788a15
131a3978a5
1410cdd9bb
159d0501b
hex6b327b1

112404401 has 4 divisors (see below), whose sum is σ = 114796032. Its totient is φ = 110012772.

The previous prime is 112404389. The next prime is 112404403. The reversal of 112404401 is 104404211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104404211 = 421247991.

It is a cyclic number.

It is not a de Polignac number, because 112404401 - 26 = 112404337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112404401.

It is not an unprimeable number, because it can be changed into a prime (112404403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1195745 + ... + 1195838.

It is an arithmetic number, because the mean of its divisors is an integer number (28699008).

Almost surely, 2112404401 is an apocalyptic number.

It is an amenable number.

112404401 is a deficient number, since it is larger than the sum of its proper divisors (2391631).

112404401 is an equidigital number, since it uses as much as digits as its factorization.

112404401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391630.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 112404401 is about 10602.0941799250. The cubic root of 112404401 is about 482.6079130783.

Adding to 112404401 its reverse (104404211), we get a palindrome (216808612).

The spelling of 112404401 in words is "one hundred twelve million, four hundred four thousand, four hundred one".

Divisors: 1 47 2391583 112404401