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112400041 = 132665089
BaseRepresentation
bin1101011001100…
…01011010101001
321211111111212111
412230301122221
5212233300131
615053042321
72533245625
oct654613251
9254444774
10112400041
11584a08a6
12317863a1
131a395900
1410cdc185
159d03ab1
hex6b316a9

112400041 has 6 divisors (see below), whose sum is σ = 121711470. Its totient is φ = 103753728.

The previous prime is 112400009. The next prime is 112400053. The reversal of 112400041 is 140004211.

It can be written as a sum of positive squares in 3 ways, for example, as 992016 + 111408025 = 996^2 + 10555^2 .

It is not a de Polignac number, because 112400041 - 25 = 112400009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112399994 and 112400030.

It is not an unprimeable number, because it can be changed into a prime (112400081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 332376 + ... + 332713.

It is an arithmetic number, because the mean of its divisors is an integer number (20285245).

Almost surely, 2112400041 is an apocalyptic number.

It is an amenable number.

112400041 is a deficient number, since it is larger than the sum of its proper divisors (9311429).

112400041 is an equidigital number, since it uses as much as digits as its factorization.

112400041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665115 (or 665102 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 112400041 is about 10601.8885581768. Note that the first 3 decimals coincide. The cubic root of 112400041 is about 482.6016731159.

Adding to 112400041 its reverse (140004211), we get a palindrome (252404252).

The spelling of 112400041 in words is "one hundred twelve million, four hundred thousand, forty-one".

Divisors: 1 13 169 665089 8646157 112400041