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110427949 = 761145109
BaseRepresentation
bin1101001010011…
…11111100101101
321200210022200001
412211033330231
5211232143244
614542504301
72510423242
oct645177455
9250708601
10110427949
1157374175
1230b95091
1319b550a8
14109475c9
159a645d4
hex694ff2d

110427949 has 4 divisors (see below), whose sum is σ = 110573820. Its totient is φ = 110282080.

The previous prime is 110427929. The next prime is 110427953. The reversal of 110427949 is 949724011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1225449 + 109202500 = 1107^2 + 10450^2 .

It is a cyclic number.

It is not a de Polignac number, because 110427949 - 25 = 110427917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110427929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71794 + ... + 73315.

It is an arithmetic number, because the mean of its divisors is an integer number (27643455).

Almost surely, 2110427949 is an apocalyptic number.

It is an amenable number.

110427949 is a deficient number, since it is larger than the sum of its proper divisors (145871).

110427949 is an equidigital number, since it uses as much as digits as its factorization.

110427949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145870.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 110427949 is about 10508.4703453928. The cubic root of 110427949 is about 479.7625402429.

The spelling of 110427949 in words is "one hundred ten million, four hundred twenty-seven thousand, nine hundred forty-nine".

Divisors: 1 761 145109 110427949