Base | Representation |
---|---|
bin | 1100011010100110101… |
… | …1101111010110001011 |
3 | 202101120020222111221202 |
4 | 3012221223233112023 |
5 | 11443314323310011 |
6 | 241553323454415 |
7 | 21260530616405 |
oct | 3065153572613 |
9 | 671506874852 |
10 | 213300213131 |
11 | 82507456185 |
12 | 3540998740b |
13 | 17163964985 |
14 | a476677b75 |
15 | 5835e2823b |
hex | 31a9aef58b |
213300213131 has 4 divisors (see below), whose sum is σ = 213832134264. Its totient is φ = 212768292000.
The previous prime is 213300213121. The next prime is 213300213187. The reversal of 213300213131 is 131312003312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 213300213131 - 218 = 213299950987 is a prime.
It is a super-2 number, since 2×2133002131312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213300213121) 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, 265959965 + ... + 265960766.
It is an arithmetic number, because the mean of its divisors is an integer number (53458033566).
Almost surely, 2213300213131 is an apocalyptic number.
213300213131 is a deficient number, since it is larger than the sum of its proper divisors (531921133).
213300213131 is an equidigital number, since it uses as much as digits as its factorization.
213300213131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531921132.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 213300213131 its reverse (131312003312), we get a palindrome (344612216443).
The spelling of 213300213131 in words is "two hundred thirteen billion, three hundred million, two hundred thirteen thousand, one hundred thirty-one".
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