Base | Representation |
---|---|
bin | 1100011100101001011… |
… | …0010101010000101110 |
3 | 202102222110012122100222 |
4 | 3013022112111100232 |
5 | 12000430122440030 |
6 | 242123542051342 |
7 | 21310234061636 |
oct | 3071226252056 |
9 | 672873178328 |
10 | 213848249390 |
11 | 82768841a06 |
12 | 35541419b52 |
13 | 17220368399 |
14 | a4c93756c6 |
15 | 58690ce3e5 |
hex | 31ca59542e |
213848249390 has 32 divisors (see below), whose sum is σ = 395855048160. Its totient is φ = 83140979584.
The previous prime is 213848249369. The next prime is 213848249411. The reversal of 213848249390 is 93942848312.
It is an interprime number because it is at equal distance from previous prime (213848249369) and next prime (213848249411).
It is a Harshad number since it is a multiple of its sum of digits (53).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1828745 + ... + 1942164.
It is an arithmetic number, because the mean of its divisors is an integer number (12370470255).
Almost surely, 2213848249390 is an apocalyptic number.
213848249390 is a deficient number, since it is larger than the sum of its proper divisors (182006798770).
213848249390 is a wasteful number, since it uses less digits than its factorization.
213848249390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3771076.
The product of its (nonzero) digits is 2985984, while the sum is 53.
The spelling of 213848249390 in words is "two hundred thirteen billion, eight hundred forty-eight million, two hundred forty-nine thousand, three hundred ninety".
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