Base | Representation |
---|---|
bin | 1100011001111001101… |
… | …0011101010000101110 |
3 | 202101002002012021002110 |
4 | 3012132122131100232 |
5 | 11442422422230410 |
6 | 241522451104450 |
7 | 21253043513142 |
oct | 3063632352056 |
9 | 671062167073 |
10 | 213111133230 |
11 | 8241a7516a6 |
12 | 353765a2126 |
13 | 17133731c88 |
14 | a4594d9222 |
15 | 5824529720 |
hex | 319e69d42e |
213111133230 has 32 divisors (see below), whose sum is σ = 511962882048. Its totient is φ = 56774506400.
The previous prime is 213111133223. The next prime is 213111133241. The reversal of 213111133230 is 32331111312.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 213111133197 and 213111133206.
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, 3414126 + ... + 3475985.
It is an arithmetic number, because the mean of its divisors is an integer number (15998840064).
Almost surely, 2213111133230 is an apocalyptic number.
213111133230 is an abundant number, since it is smaller than the sum of its proper divisors (298851748818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213111133230 is a wasteful number, since it uses less digits than its factorization.
213111133230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6891152.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 213111133230 its reverse (32331111312), we get a palindrome (245442244542).
The spelling of 213111133230 in words is "two hundred thirteen billion, one hundred eleven million, one hundred thirty-three thousand, two hundred thirty".
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