Base | Representation |
---|---|
bin | 1100011010010001001… |
… | …1101100010100110110 |
3 | 202101022222021101122202 |
4 | 3012210103230110312 |
5 | 11443123231220342 |
6 | 241540342424502 |
7 | 21255354203150 |
oct | 3064423542466 |
9 | 671288241582 |
10 | 213210023222 |
11 | 82470555169 |
12 | 353a3732132 |
13 | 1714b077471 |
14 | a4686bbad0 |
15 | 582d060332 |
hex | 31a44ec536 |
213210023222 has 8 divisors (see below), whose sum is σ = 365502896976. Its totient is φ = 91375724232.
The previous prime is 213210023189. The next prime is 213210023227. The reversal of 213210023222 is 222320012312.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2132100232222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 213210023194 and 213210023203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213210023227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7614643673 + ... + 7614643700.
It is an arithmetic number, because the mean of its divisors is an integer number (45687862122).
Almost surely, 2213210023222 is an apocalyptic number.
213210023222 is a deficient number, since it is larger than the sum of its proper divisors (152292873754).
213210023222 is a wasteful number, since it uses less digits than its factorization.
213210023222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15229287382.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 213210023222 its reverse (222320012312), we get a palindrome (435530035534).
The spelling of 213210023222 in words is "two hundred thirteen billion, two hundred ten million, twenty-three thousand, two hundred twenty-two".
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