Base | Representation |
---|---|
bin | 10100101100000001… |
… | …011010011010110110 |
3 | 2010100002102212012100 |
4 | 110230001122122312 |
5 | 330443112414332 |
6 | 14112114202530 |
7 | 1414316551533 |
oct | 245401323266 |
9 | 63302385170 |
10 | 22213404342 |
11 | 9469984508 |
12 | 437b283446 |
13 | 213012054c |
14 | 110a251d8a |
15 | 8a023467c |
hex | 52c05a6b6 |
22213404342 has 24 divisors (see below), whose sum is σ = 48132142344. Its totient is φ = 7403991264.
The previous prime is 22213404319. The next prime is 22213404379. The reversal of 22213404342 is 24340431222.
22213404342 is a `hidden beast` number, since 2 + 2 + 213 + 404 + 3 + 42 = 666.
It is a super-2 number, since 2×222134043422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351778 + ... + 410090.
It is an arithmetic number, because the mean of its divisors is an integer number (2005505931).
Almost surely, 222213404342 is an apocalyptic number.
22213404342 is an abundant number, since it is smaller than the sum of its proper divisors (25918738002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22213404342 is a wasteful number, since it uses less digits than its factorization.
22213404342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79484 (or 79481 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 22213404342 its reverse (24340431222), we get a palindrome (46553835564).
The spelling of 22213404342 in words is "twenty-two billion, two hundred thirteen million, four hundred four thousand, three hundred forty-two".
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