Base | Representation |
---|---|
bin | 1101101110111… |
… | …01000011010101 |
3 | 22000202202222120 |
4 | 12313131003111 |
5 | 213442401323 |
6 | 15233050153 |
7 | 2566120452 |
oct | 667350325 |
9 | 260682876 |
10 | 115200213 |
11 | 5a033697 |
12 | 326b6959 |
13 | 1ab3630b |
14 | 1142a829 |
15 | a1a85e3 |
hex | 6ddd0d5 |
115200213 has 4 divisors (see below), whose sum is σ = 153600288. Its totient is φ = 76800140.
The previous prime is 115200193. The next prime is 115200227. The reversal of 115200213 is 312002511.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 115200213 - 28 = 115199957 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 115200192 and 115200201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115201213) 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, 19200033 + ... + 19200038.
It is an arithmetic number, because the mean of its divisors is an integer number (38400072).
Almost surely, 2115200213 is an apocalyptic number.
It is an amenable number.
115200213 is a deficient number, since it is larger than the sum of its proper divisors (38400075).
115200213 is an equidigital number, since it uses as much as digits as its factorization.
115200213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38400074.
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 115200213 is about 10733.1362145461. The cubic root of 115200213 is about 486.5764595320.
Adding to 115200213 its reverse (312002511), we get a palindrome (427202724).
The spelling of 115200213 in words is "one hundred fifteen million, two hundred thousand, two hundred thirteen".
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