Base | Representation |
---|---|
bin | 1101101110111… |
… | …01000000001011 |
3 | 22000202202201002 |
4 | 12313131000023 |
5 | 213442400021 |
6 | 15233045215 |
7 | 2566120043 |
oct | 667350013 |
9 | 260682632 |
10 | 115200011 |
11 | 5a033523 |
12 | 326b680b |
13 | 1ab361b4 |
14 | 1142a723 |
15 | a1a850b |
hex | 6ddd00b |
115200011 has 4 divisors (see below), whose sum is σ = 115281072. Its totient is φ = 115118952.
The previous prime is 115199957. The next prime is 115200017. The reversal of 115200011 is 110002511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110002511 = 643 ⋅171077.
It is a cyclic number.
It is not a de Polignac number, because 115200011 - 26 = 115199947 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 115199965 and 115200001.
It is not an unprimeable number, because it can be changed into a prime (115200017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38360 + ... + 41253.
It is an arithmetic number, because the mean of its divisors is an integer number (28820268).
Almost surely, 2115200011 is an apocalyptic number.
115200011 is a deficient number, since it is larger than the sum of its proper divisors (81061).
115200011 is an equidigital number, since it uses as much as digits as its factorization.
115200011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81060.
The product of its (nonzero) digits is 10, while the sum is 11.
The square root of 115200011 is about 10733.1268044312. The cubic root of 115200011 is about 486.5761751330.
Adding to 115200011 its reverse (110002511), we get a palindrome (225202522).
The spelling of 115200011 in words is "one hundred fifteen million, two hundred thousand, eleven".
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