Base | Representation |
---|---|
bin | 101010011001… |
… | …1010111110001 |
3 | 1112211102112100 |
4 | 1110303113301 |
5 | 21142334023 |
6 | 2112251013 |
7 | 356645664 |
oct | 124632761 |
9 | 45742470 |
10 | 22230513 |
11 | 11604128 |
12 | 7540a69 |
13 | 47b4766 |
14 | 2d496db |
15 | 1e41c43 |
hex | 15335f1 |
22230513 has 12 divisors (see below), whose sum is σ = 33801040. Its totient is φ = 14040216.
The previous prime is 22230497. The next prime is 22230517. The reversal of 22230513 is 31503222.
It is not a de Polignac number, because 22230513 - 24 = 22230497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22230517) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64831 + ... + 65172.
Almost surely, 222230513 is an apocalyptic number.
It is an amenable number.
22230513 is a deficient number, since it is larger than the sum of its proper divisors (11570527).
22230513 is a wasteful number, since it uses less digits than its factorization.
22230513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130028 (or 130025 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 22230513 is about 4714.9244956839. The cubic root of 22230513 is about 281.1791809840.
Adding to 22230513 its reverse (31503222), we get a palindrome (53733735).
The spelling of 22230513 in words is "twenty-two million, two hundred thirty thousand, five hundred thirteen".
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