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110422013 = 137921361
BaseRepresentation
bin1101001010011…
…10011111111101
321200210000112012
412211032133331
5211232001023
614542421005
72510400032
oct645163775
9250700465
10110422013
115736a769
1230b91765
1319b52490
1410945389
159a62978
hex694e7fd

110422013 has 12 divisors (see below), whose sum is σ = 120528828. Its totient is φ = 100563840.

The previous prime is 110422009. The next prime is 110422019. The reversal of 110422013 is 310224011.

It can be written as a sum of positive squares in 2 ways, for example, as 17530969 + 92891044 = 4187^2 + 9638^2 .

It is not a de Polignac number, because 110422013 - 22 = 110422009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110422019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80453 + ... + 81813.

It is an arithmetic number, because the mean of its divisors is an integer number (10044069).

Almost surely, 2110422013 is an apocalyptic number.

110422013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

110422013 is a deficient number, since it is larger than the sum of its proper divisors (10106815).

110422013 is an equidigital number, since it uses as much as digits as its factorization.

110422013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532 (or 1453 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 110422013 is about 10508.1879027737. The cubic root of 110422013 is about 479.7539436226.

Adding to 110422013 its reverse (310224011), we get a palindrome (420646024).

It can be divided in two parts, 110 and 422013, that multiplied together give a triangular number (46421430 = T9635).

The spelling of 110422013 in words is "one hundred ten million, four hundred twenty-two thousand, thirteen".

Divisors: 1 13 79 1027 1361 6241 17693 81133 107519 1397747 8494001 110422013