Base | Representation |
---|---|
bin | 1100011001111110001… |
… | …1101010000100011010 |
3 | 202101010102022011102010 |
4 | 3012133203222010122 |
5 | 11442442330302302 |
6 | 241524414250350 |
7 | 21253365563520 |
oct | 3063743520432 |
9 | 671112264363 |
10 | 213130322202 |
11 | 8242a568656 |
12 | 35380ab69b6 |
13 | 171376c01b5 |
14 | a45bc92310 |
15 | 582606a16c |
hex | 319f8ea11a |
213130322202 has 64 divisors (see below), whose sum is σ = 496833398784. Its totient is φ = 59686835520.
The previous prime is 213130322177. The next prime is 213130322219. The reversal of 213130322202 is 202223031312.
It is a happy number.
213130322202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2248573 + ... + 2341439.
It is an arithmetic number, because the mean of its divisors is an integer number (7763021856).
Almost surely, 2213130322202 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213130322202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248416699392).
213130322202 is an abundant number, since it is smaller than the sum of its proper divisors (283703076582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213130322202 is a wasteful number, since it uses less digits than its factorization.
213130322202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93963.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 213130322202 its reverse (202223031312), we get a palindrome (415353353514).
The spelling of 213130322202 in words is "two hundred thirteen billion, one hundred thirty million, three hundred twenty-two thousand, two hundred two".
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