Base | Representation |
---|---|
bin | 1110010100100… |
… | …00100111011011 |
3 | 22101001020101200 |
4 | 13022100213123 |
5 | 221223130021 |
6 | 15530445243 |
7 | 2656042161 |
oct | 712204733 |
9 | 271036350 |
10 | 120130011 |
11 | 618a0501 |
12 | 34293823 |
13 | 1bb71161 |
14 | 11d51231 |
15 | a82e126 |
hex | 72909db |
120130011 has 12 divisors (see below), whose sum is σ = 173709120. Its totient is φ = 79999920.
The previous prime is 120130001. The next prime is 120130019. The reversal of 120130011 is 110031021.
It is not a de Polignac number, because 120130011 - 211 = 120127963 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 120129975 and 120130002.
It is not an unprimeable number, because it can be changed into a prime (120130019) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2185 + ... + 15653.
It is an arithmetic number, because the mean of its divisors is an integer number (14475760).
Almost surely, 2120130011 is an apocalyptic number.
120130011 is a deficient number, since it is larger than the sum of its proper divisors (53579109).
120130011 is a wasteful number, since it uses less digits than its factorization.
120130011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14466 (or 14463 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 120130011 is about 10960.3837067869. The cubic root of 120130011 is about 493.4204809623.
Adding to 120130011 its reverse (110031021), we get a palindrome (230161032).
The spelling of 120130011 in words is "one hundred twenty million, one hundred thirty thousand, eleven".
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