Base | Representation |
---|---|
bin | 11010010100111… |
… | …11001110101100 |
3 | 120101120111120211 |
4 | 31022133032230 |
5 | 423014300124 |
6 | 33525352204 |
7 | 5321135530 |
oct | 1512371654 |
9 | 511514524 |
10 | 220853164 |
11 | 103736284 |
12 | 61b68664 |
13 | 369a8b5c |
14 | 2148dbc0 |
15 | 145c7e94 |
hex | d29f3ac |
220853164 has 24 divisors (see below), whose sum is σ = 444679200. Its totient is φ = 94014336.
The previous prime is 220853159. The next prime is 220853167. The reversal of 220853164 is 461358022.
It is a super-2 number, since 2×2208531642 = 97552240097621792, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (220853167) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22297 + ... + 30640.
It is an arithmetic number, because the mean of its divisors is an integer number (18528300).
Almost surely, 2220853164 is an apocalyptic number.
It is an amenable number.
220853164 is an abundant number, since it is smaller than the sum of its proper divisors (223826036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220853164 is a wasteful number, since it uses less digits than its factorization.
220853164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53097 (or 53095 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 220853164 is about 14861.1292976005. The cubic root of 220853164 is about 604.4604291546.
The spelling of 220853164 in words is "two hundred twenty million, eight hundred fifty-three thousand, one hundred sixty-four".
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