Base | Representation |
---|---|
bin | 1100011010010100000… |
… | …1110001000100111110 |
3 | 202101100211000000200100 |
4 | 3012211001301010332 |
5 | 11443134324220220 |
6 | 241541453341530 |
7 | 21255561646221 |
oct | 3064501610476 |
9 | 671324000610 |
10 | 213222101310 |
11 | 82477354659 |
12 | 353a77978a6 |
13 | 17150715b6a |
14 | a46a1435b8 |
15 | 582e148d90 |
hex | 31a507113e |
213222101310 has 48 divisors (see below), whose sum is σ = 554525047440. Its totient is φ = 56844090240.
The previous prime is 213222101273. The next prime is 213222101327. The reversal of 213222101310 is 13101222312.
213222101310 is a `hidden beast` number, since 2 + 1 + 322 + 210 + 131 + 0 = 666.
It is a super-2 number, since 2×2132221013102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26650 + ... + 653570.
It is an arithmetic number, because the mean of its divisors is an integer number (11552605155).
Almost surely, 2213222101310 is an apocalyptic number.
213222101310 is an abundant number, since it is smaller than the sum of its proper divisors (341302946130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213222101310 is a wasteful number, since it uses less digits than its factorization.
213222101310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 630713 (or 630710 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 213222101310 its reverse (13101222312), we get a palindrome (226323323622).
The spelling of 213222101310 in words is "two hundred thirteen billion, two hundred twenty-two million, one hundred one thousand, three hundred ten".
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