Base | Representation |
---|---|
bin | 10011010100100… |
… | …00000111101100 |
3 | 102021222001122101 |
4 | 21222100013230 |
5 | 312442233040 |
6 | 24025424444 |
7 | 4005403156 |
oct | 1152200754 |
9 | 367861571 |
10 | 162071020 |
11 | 835373a1 |
12 | 4633b124 |
13 | 27767317 |
14 | 1774bad6 |
15 | e36609a |
hex | 9a901ec |
162071020 has 24 divisors (see below), whose sum is σ = 342237168. Its totient is φ = 64468800.
The previous prime is 162071017. The next prime is 162071027. The reversal of 162071020 is 20170261.
It is not an unprimeable number, because it can be changed into a prime (162071027) 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, 18766 + ... + 26005.
It is an arithmetic number, because the mean of its divisors is an integer number (14259882).
Almost surely, 2162071020 is an apocalyptic number.
162071020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
162071020 is an abundant number, since it is smaller than the sum of its proper divisors (180166148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162071020 is a wasteful number, since it uses less digits than its factorization.
162071020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44961 (or 44959 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 162071020 is about 12730.7116847410. The cubic root of 162071020 is about 545.2158278808.
The spelling of 162071020 in words is "one hundred sixty-two million, seventy-one thousand, twenty".
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