Base | Representation |
---|---|
bin | 10011010010111… |
… | …00101001101100 |
3 | 102021120100110101 |
4 | 21221130221230 |
5 | 312414011304 |
6 | 24021120444 |
7 | 4003534432 |
oct | 1151345154 |
9 | 367510411 |
10 | 161860204 |
11 | 83402a70 |
12 | 46259124 |
13 | 276c238c |
14 | 176d4d52 |
15 | e3238a4 |
hex | 9a5ca6c |
161860204 has 24 divisors (see below), whose sum is σ = 311850000. Its totient is φ = 72895680.
The previous prime is 161860201. The next prime is 161860211. The reversal of 161860204 is 402068161.
161860204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (161860201) 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, 12079 + ... + 21670.
It is an arithmetic number, because the mean of its divisors is an integer number (12993750).
Almost surely, 2161860204 is an apocalyptic number.
It is an amenable number.
161860204 is a deficient number, since it is larger than the sum of its proper divisors (149989796).
161860204 is a wasteful number, since it uses less digits than its factorization.
161860204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33873 (or 33871 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 161860204 is about 12722.4291705633. The cubic root of 161860204 is about 544.9793264329.
The spelling of 161860204 in words is "one hundred sixty-one million, eight hundred sixty thousand, two hundred four".
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