Base | Representation |
---|---|
bin | 11010100001000… |
… | …00100010101100 |
3 | 120111112200112011 |
4 | 31100200202230 |
5 | 423420301104 |
6 | 34023251004 |
7 | 5340431026 |
oct | 1520404254 |
9 | 514480464 |
10 | 222431404 |
11 | 104614008 |
12 | 625a9a64 |
13 | 3710c320 |
14 | 21781016 |
15 | 147da904 |
hex | d4208ac |
222431404 has 24 divisors (see below), whose sum is σ = 441262640. Its totient is φ = 97257024.
The previous prime is 222431371. The next prime is 222431441. The reversal of 222431404 is 404134222.
It is a happy number.
It is a super-2 number, since 2×2224314042 = 98951458970822432, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111579 + ... + 113554.
Almost surely, 2222431404 is an apocalyptic number.
It is an amenable number.
222431404 is a deficient number, since it is larger than the sum of its proper divisors (218831236).
222431404 is a wasteful number, since it uses less digits than its factorization.
222431404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225169 (or 225167 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
The square root of 222431404 is about 14914.1343697849. The cubic root of 222431404 is about 605.8968589327.
Adding to 222431404 its reverse (404134222), we get a palindrome (626565626).
The spelling of 222431404 in words is "two hundred twenty-two million, four hundred thirty-one thousand, four hundred four".
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