Base | Representation |
---|---|
bin | 11010010001101… |
… | …10010011111110 |
3 | 120100202200002110 |
4 | 31020312103332 |
5 | 422412022142 |
6 | 33512234450 |
7 | 5314365612 |
oct | 1510662376 |
9 | 510680073 |
10 | 220423422 |
11 | 10347241a |
12 | 6199ba26 |
13 | 3688837b |
14 | 213bb342 |
15 | 1454099c |
hex | d2364fe |
220423422 has 16 divisors (see below), whose sum is σ = 442121472. Its totient is φ = 73262040.
The previous prime is 220423387. The next prime is 220423451. The reversal of 220423422 is 224324022.
It is a congruent number.
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, 50854 + ... + 55017.
It is an arithmetic number, because the mean of its divisors is an integer number (27632592).
Almost surely, 2220423422 is an apocalyptic number.
220423422 is an abundant number, since it is smaller than the sum of its proper divisors (221698050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220423422 is a wasteful number, since it uses less digits than its factorization.
220423422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106223.
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 220423422 is about 14846.6636656186. The cubic root of 220423422 is about 604.0681161575.
Adding to 220423422 its reverse (224324022), we get a palindrome (444747444).
The spelling of 220423422 in words is "two hundred twenty million, four hundred twenty-three thousand, four hundred twenty-two".
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