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112742785 = 530237459
BaseRepresentation
bin1101011100001…
…01000110000001
321212010221000201
412232011012001
5212330232120
615104245201
72536204111
oct656050601
9255127021
10112742785
1158705361
1231910801
131a48590c
1410d8b041
159d7040a
hex6b85181

112742785 has 8 divisors (see below), whose sum is σ = 135354240. Its totient is φ = 90152304.

The previous prime is 112742783. The next prime is 112742813. The reversal of 112742785 is 587247211.

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

It is a cyclic number.

It is not a de Polignac number, because 112742785 - 21 = 112742783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112742783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11386 + ... + 18844.

It is an arithmetic number, because the mean of its divisors is an integer number (16919280).

Almost surely, 2112742785 is an apocalyptic number.

It is an amenable number.

112742785 is a deficient number, since it is larger than the sum of its proper divisors (22611455).

112742785 is an equidigital number, since it uses as much as digits as its factorization.

112742785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10487.

The product of its digits is 31360, while the sum is 37.

The square root of 112742785 is about 10618.0405442812. The cubic root of 112742785 is about 483.0917114419.

Adding to 112742785 its reverse (587247211), we get a palindrome (699989996).

The spelling of 112742785 in words is "one hundred twelve million, seven hundred forty-two thousand, seven hundred eighty-five".

Divisors: 1 5 3023 7459 15115 37295 22548557 112742785