Base | Representation |
---|---|
bin | 1100011001100001110… |
… | …0100001101001110101 |
3 | 202100211002210120212122 |
4 | 3012120130201221311 |
5 | 11442221304342323 |
6 | 241504513125325 |
7 | 21250416505136 |
oct | 3063034415165 |
9 | 670732716778 |
10 | 213011012213 |
11 | 8237918825a |
12 | 35348b59845 |
13 | 17118a7837c |
14 | a44a0b5c8d |
15 | 581a84dec8 |
hex | 3198721a75 |
213011012213 has 8 divisors (see below), whose sum is σ = 216200056800. Its totient is φ = 209822255280.
The previous prime is 213011012209. The next prime is 213011012237. The reversal of 213011012213 is 312210110312.
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 213011012213 - 22 = 213011012209 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 213011012191 and 213011012200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213011012243) 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, 1770803 + ... + 1887263.
It is an arithmetic number, because the mean of its divisors is an integer number (27025007100).
Almost surely, 2213011012213 is an apocalyptic number.
It is an amenable number.
213011012213 is a deficient number, since it is larger than the sum of its proper divisors (3189044587).
213011012213 is a wasteful number, since it uses less digits than its factorization.
213011012213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143827.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 213011012213 its reverse (312210110312), we get a palindrome (525221122525).
The spelling of 213011012213 in words is "two hundred thirteen billion, eleven million, twelve thousand, two hundred thirteen".
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