Base | Representation |
---|---|
bin | 1101001111110… |
… | …01011011000001 |
3 | 21202002120212211 |
4 | 12213321123001 |
5 | 211421401423 |
6 | 15005422121 |
7 | 2516344114 |
oct | 647713301 |
9 | 252076784 |
10 | 111122113 |
11 | 577a8763 |
12 | 3126a941 |
13 | 1a03903b |
14 | 10a8857b |
15 | 9b5010d |
hex | 69f96c1 |
111122113 has 8 divisors (see below), whose sum is σ = 116671680. Its totient is φ = 105687120.
The previous prime is 111122101. The next prime is 111122117. The reversal of 111122113 is 311221111.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-111122113 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111122093 and 111122102.
It is not an unprimeable number, because it can be changed into a prime (111122117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26653 + ... + 30538.
It is an arithmetic number, because the mean of its divisors is an integer number (14583960).
Almost surely, 2111122113 is an apocalyptic number.
It is an amenable number.
111122113 is a deficient number, since it is larger than the sum of its proper divisors (5549567).
111122113 is an equidigital number, since it uses as much as digits as its factorization.
111122113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57287.
The product of its digits is 12, while the sum is 13.
The square root of 111122113 is about 10541.4473863886. The cubic root of 111122113 is about 480.7657237150.
Adding to 111122113 its reverse (311221111), we get a palindrome (422343224).
It can be divided in two parts, 11112 and 2113, that added together give a square (13225 = 1152).
The spelling of 111122113 in words is "one hundred eleven million, one hundred twenty-two thousand, one hundred thirteen".
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