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110212142 = 2186129611
BaseRepresentation
bin1101001000110…
…11010000101110
321200101100122012
412210123100232
5211203242032
614534121222
72505534125
oct644332056
9250340565
10110212142
1157237017
1230ab0212
1319aaaab1
14108ccabc
159a206b2
hex691b42e

110212142 has 8 divisors (see below), whose sum is σ = 165412632. Its totient is φ = 55074600.

The previous prime is 110212121. The next prime is 110212147. The reversal of 110212142 is 241212011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110212147) 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, 11084 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (20676579).

Almost surely, 2110212142 is an apocalyptic number.

110212142 is a deficient number, since it is larger than the sum of its proper divisors (55200490).

110212142 is a wasteful number, since it uses less digits than its factorization.

110212142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31474.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 110212142 is about 10498.1970833091. The cubic root of 110212142 is about 479.4498065104.

Adding to 110212142 its reverse (241212011), we get a palindrome (351424153).

The spelling of 110212142 in words is "one hundred ten million, two hundred twelve thousand, one hundred forty-two".

Divisors: 1 2 1861 3722 29611 59222 55106071 110212142