Base | Representation |
---|---|
bin | 1011111110000100… |
… | …0111100100011101 |
3 | 22021221001220202022 |
4 | 2333201013210131 |
5 | 23040030130023 |
6 | 1250500305525 |
7 | 142424103662 |
oct | 27741074435 |
9 | 8257056668 |
10 | 3213130013 |
11 | 13a9801155 |
12 | 7580a22a5 |
13 | 3c28b7c82 |
14 | 226a45a69 |
15 | 13c1437c8 |
hex | bf84791d |
3213130013 has 8 divisors (see below), whose sum is σ = 3260743200. Its totient is φ = 3165846768.
The previous prime is 3213129991. The next prime is 3213130031. The reversal of 3213130013 is 3100313123.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3213130013 - 226 = 3146021149 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3213129973 and 3213130000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3213130093) 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, 62831 + ... + 101852.
It is an arithmetic number, because the mean of its divisors is an integer number (407592900).
Almost surely, 23213130013 is an apocalyptic number.
It is an amenable number.
3213130013 is a deficient number, since it is larger than the sum of its proper divisors (47613187).
3213130013 is a wasteful number, since it uses less digits than its factorization.
3213130013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164971.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 3213130013 is about 56684.4777077464. The cubic root of 3213130013 is about 1475.6253233670.
Adding to 3213130013 its reverse (3100313123), we get a palindrome (6313443136).
The spelling of 3213130013 in words is "three billion, two hundred thirteen million, one hundred thirty thousand, thirteen".
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