Base | Representation |
---|---|
bin | 1110010100011… |
… | …00001111101111 |
3 | 22101000022211201 |
4 | 13022030033233 |
5 | 221222041421 |
6 | 15530230331 |
7 | 2655636040 |
oct | 712141757 |
9 | 271008751 |
10 | 120112111 |
11 | 61889009 |
12 | 342853a7 |
13 | 1bb65c72 |
14 | 11d488c7 |
15 | a828b91 |
hex | 728c3ef |
120112111 has 16 divisors (see below), whose sum is σ = 140927488. Its totient is φ = 100245600.
The previous prime is 120112087. The next prime is 120112121. The reversal of 120112111 is 111211021.
It is not a de Polignac number, because 120112111 - 27 = 120111983 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 (120112121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42616 + ... + 45346.
It is an arithmetic number, because the mean of its divisors is an integer number (8807968).
Almost surely, 2120112111 is an apocalyptic number.
120112111 is a deficient number, since it is larger than the sum of its proper divisors (20815377).
120112111 is a wasteful number, since it uses less digits than its factorization.
120112111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2902.
The product of its (nonzero) digits is 4, while the sum is 10.
The square root of 120112111 is about 10959.5670991148. The cubic root of 120112111 is about 493.3959723341.
Adding to 120112111 its reverse (111211021), we get a palindrome (231323132).
The spelling of 120112111 in words is "one hundred twenty million, one hundred twelve thousand, one hundred eleven".
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