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110164249 = 138474173
BaseRepresentation
bin1101001000011…
…11100100011001
321200021220221101
412210033210121
5211200223444
614533111401
72505244366
oct644174431
9250256841
10110164249
1157204038
1230a88561
1319a92060
14108b946d
159a113d4
hex690f919

110164249 has 4 divisors (see below), whose sum is σ = 118638436. Its totient is φ = 101690064.

The previous prime is 110164247. The next prime is 110164277. The reversal of 110164249 is 942461011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 942461011 = 1755438883.

It can be written as a sum of positive squares in 2 ways, for example, as 11022400 + 99141849 = 3320^2 + 9957^2 .

It is a cyclic number.

It is not a de Polignac number, because 110164249 - 21 = 110164247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110164247) 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, 4237074 + ... + 4237099.

It is an arithmetic number, because the mean of its divisors is an integer number (29659609).

Almost surely, 2110164249 is an apocalyptic number.

It is an amenable number.

110164249 is a deficient number, since it is larger than the sum of its proper divisors (8474187).

110164249 is an equidigital number, since it uses as much as digits as its factorization.

110164249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8474186.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 110164249 is about 10495.9158247387. The cubic root of 110164249 is about 479.3803476889.

The spelling of 110164249 in words is "one hundred ten million, one hundred sixty-four thousand, two hundred forty-nine".

Divisors: 1 13 8474173 110164249