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112130273 = 122991237
BaseRepresentation
bin1101010111011…
…11100011100001
321210222210211002
412223233203201
5212201132043
615043201345
72531043263
oct653574341
9253883732
10112130273
1158327152
1231676255
131a2ccb98
1410c6bb33
159c9dbb8
hex6aef8e1

112130273 has 4 divisors (see below), whose sum is σ = 112222740. Its totient is φ = 112037808.

The previous prime is 112130251. The next prime is 112130287. The reversal of 112130273 is 372031211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 372031211 = 2003185737.

It can be written as a sum of positive squares in 2 ways, for example, as 60964864 + 51165409 = 7808^2 + 7153^2 .

It is a cyclic number.

It is not a de Polignac number, because 112130273 - 210 = 112129249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112130243) 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, 44390 + ... + 46847.

It is an arithmetic number, because the mean of its divisors is an integer number (28055685).

Almost surely, 2112130273 is an apocalyptic number.

It is an amenable number.

112130273 is a deficient number, since it is larger than the sum of its proper divisors (92467).

112130273 is an equidigital number, since it uses as much as digits as its factorization.

112130273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92466.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 112130273 is about 10589.1582762748. The cubic root of 112130273 is about 482.2152711730.

Adding to 112130273 its reverse (372031211), we get a palindrome (484161484).

The spelling of 112130273 in words is "one hundred twelve million, one hundred thirty thousand, two hundred seventy-three".

Divisors: 1 1229 91237 112130273