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110512313 = 257430009
BaseRepresentation
bin1101001011001…
…00100010111001
321200221121101122
412211210202321
5211242343223
614544355025
72511224222
oct645444271
9250847348
10110512313
115742159a
1231015a75
1319b84602
141096a249
159a7e5c8
hex69648b9

110512313 has 4 divisors (see below), whose sum is σ = 110942580. Its totient is φ = 110082048.

The previous prime is 110512307. The next prime is 110512319. The reversal of 110512313 is 313215011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313215011 = 595308729.

It is an interprime number because it is at equal distance from previous prime (110512307) and next prime (110512319).

It can be written as a sum of positive squares in 2 ways, for example, as 107910544 + 2601769 = 10388^2 + 1613^2 .

It is a cyclic number.

It is not a de Polignac number, because 110512313 - 26 = 110512249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110512291 and 110512300.

It is not an unprimeable number, because it can be changed into a prime (110512319) 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, 214748 + ... + 215261.

It is an arithmetic number, because the mean of its divisors is an integer number (27735645).

Almost surely, 2110512313 is an apocalyptic number.

It is an amenable number.

110512313 is a deficient number, since it is larger than the sum of its proper divisors (430267).

110512313 is an equidigital number, since it uses as much as digits as its factorization.

110512313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430266.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 110512313 is about 10512.4836741847. The cubic root of 110512313 is about 479.8846843936.

Adding to 110512313 its reverse (313215011), we get a palindrome (423727324).

The spelling of 110512313 in words is "one hundred ten million, five hundred twelve thousand, three hundred thirteen".

Divisors: 1 257 430009 110512313