Base | Representation |
---|---|
bin | 1011101001111010111… |
… | …1001100000111010011 |
3 | 201010211111012112200111 |
4 | 2322132233030013103 |
5 | 11240033301304011 |
6 | 231552443302151 |
7 | 20315633036320 |
oct | 2723657140723 |
9 | 633744175614 |
10 | 200231666131 |
11 | 77a10612412 |
12 | 3298121a957 |
13 | 15b60312923 |
14 | 9996b87b47 |
15 | 531d986121 |
hex | 2e9ebcc1d3 |
200231666131 has 16 divisors (see below), whose sum is σ = 231104003328. Its totient is φ = 169932204000.
The previous prime is 200231666113. The next prime is 200231666183. The reversal of 200231666131 is 131666132002.
It is a cyclic number.
It is not a de Polignac number, because 200231666131 - 217 = 200231535059 is a prime.
It is a super-2 number, since 2×2002316661312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200231666093 and 200231666102.
It is not an unprimeable number, because it can be changed into a prime (200231666431) 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, 159781 + ... + 652681.
It is an arithmetic number, because the mean of its divisors is an integer number (14444000208).
Almost surely, 2200231666131 is an apocalyptic number.
200231666131 is a deficient number, since it is larger than the sum of its proper divisors (30872337197).
200231666131 is a wasteful number, since it uses less digits than its factorization.
200231666131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493482.
The product of its (nonzero) digits is 7776, while the sum is 31.
Adding to 200231666131 its reverse (131666132002), we get a palindrome (331897798133).
The spelling of 200231666131 in words is "two hundred billion, two hundred thirty-one million, six hundred sixty-six thousand, one hundred thirty-one".
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