Base | Representation |
---|---|
bin | 11010011101110… |
… | …00110010001100 |
3 | 120110202002112201 |
4 | 31032320302030 |
5 | 423313201122 |
6 | 34010211244 |
7 | 5334011005 |
oct | 1516706214 |
9 | 513662481 |
10 | 222006412 |
11 | 104353781 |
12 | 62423b24 |
13 | 36cc0a54 |
14 | 216b01ac |
15 | 14754a27 |
hex | d3b8c8c |
222006412 has 12 divisors (see below), whose sum is σ = 408959320. Its totient is φ = 105160896.
The previous prime is 222006409. The next prime is 222006413. The reversal of 222006412 is 214600222.
222006412 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2220064122 = 98573693938227488, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 222006412.
It is not an unprimeable number, because it can be changed into a prime (222006413) 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, 1460493 + ... + 1460644.
Almost surely, 2222006412 is an apocalyptic number.
It is an amenable number.
222006412 is a deficient number, since it is larger than the sum of its proper divisors (186952908).
222006412 is a wasteful number, since it uses less digits than its factorization.
222006412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2921160 (or 2921158 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 222006412 is about 14899.8795968290. The cubic root of 222006412 is about 605.5107241706.
Adding to 222006412 its reverse (214600222), we get a palindrome (436606634).
The spelling of 222006412 in words is "two hundred twenty-two million, six thousand, four hundred twelve".
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