Base | Representation |
---|---|
bin | 1111100101010… |
… | …00000111001011 |
3 | 100002221212011121 |
4 | 13302220013023 |
5 | 231430241021 |
6 | 20545340111 |
7 | 3145014403 |
oct | 762500713 |
9 | 302855147 |
10 | 130712011 |
11 | 67868961 |
12 | 37937637 |
13 | 211078b1 |
14 | 13507803 |
15 | b71e741 |
hex | 7ca81cb |
130712011 has 2 divisors, whose sum is σ = 130712012. Its totient is φ = 130712010.
The previous prime is 130712003. The next prime is 130712033. The reversal of 130712011 is 110217031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130712011 - 23 = 130712003 is a prime.
It is not a weakly prime, because it can be changed into another prime (130712051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65356005 + 65356006.
It is an arithmetic number, because the mean of its divisors is an integer number (65356006).
Almost surely, 2130712011 is an apocalyptic number.
130712011 is a deficient number, since it is larger than the sum of its proper divisors (1).
130712011 is an equidigital number, since it uses as much as digits as its factorization.
130712011 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 42, while the sum is 16.
The square root of 130712011 is about 11432.9353623643. The cubic root of 130712011 is about 507.5028655391.
Adding to 130712011 its reverse (110217031), we get a palindrome (240929042).
The spelling of 130712011 in words is "one hundred thirty million, seven hundred twelve thousand, eleven".
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