Base | Representation |
---|---|
bin | 1100011010110000100… |
… | …0100001010010000011 |
3 | 202101200010022120011221 |
4 | 3012230020201102003 |
5 | 11443410333442011 |
6 | 242001352415511 |
7 | 21261540142513 |
oct | 3065410412203 |
9 | 671603276157 |
10 | 213341312131 |
11 | 825286774a2 |
12 | 3541b6a7597 |
13 | 1716c3247cc |
14 | a47bcd5843 |
15 | 5839845971 |
hex | 31ac221483 |
213341312131 has 8 divisors (see below), whose sum is σ = 214456961664. Its totient is φ = 212225993280.
The previous prime is 213341312113. The next prime is 213341312161. The reversal of 213341312131 is 131213143312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-213341312131 is a prime.
It is a super-2 number, since 2×2133413121312 (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 = 213341312096 and 213341312105.
It is not an unprimeable number, because it can be changed into a prime (213341312111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268526 + ... + 1426828.
It is an arithmetic number, because the mean of its divisors is an integer number (26807120208).
Almost surely, 2213341312131 is an apocalyptic number.
213341312131 is a deficient number, since it is larger than the sum of its proper divisors (1115649533).
213341312131 is a wasteful number, since it uses less digits than its factorization.
213341312131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165341.
The product of its digits is 1296, while the sum is 25.
Adding to 213341312131 its reverse (131213143312), we get a palindrome (344554455443).
The spelling of 213341312131 in words is "two hundred thirteen billion, three hundred forty-one million, three hundred twelve thousand, one hundred thirty-one".
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