Base | Representation |
---|---|
bin | 10011000100110… |
… | …11100010100100 |
3 | 102011002220001112 |
4 | 21202123202210 |
5 | 311431130034 |
6 | 23513444152 |
7 | 3652103330 |
oct | 1142334244 |
9 | 364086045 |
10 | 160020644 |
11 | 82366973 |
12 | 45710658 |
13 | 271c9c94 |
14 | 173767c0 |
15 | e0ad7ce |
hex | 989b8a4 |
160020644 has 12 divisors (see below), whose sum is σ = 320041344. Its totient is φ = 68580264.
The previous prime is 160020617. The next prime is 160020647. The reversal of 160020644 is 446020061.
It is a happy number.
160020644 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (160020647) 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, 2857484 + ... + 2857539.
It is an arithmetic number, because the mean of its divisors is an integer number (26670112).
Almost surely, 2160020644 is an apocalyptic number.
160020644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
160020644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
160020644 is a wasteful number, since it uses less digits than its factorization.
160020644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5715034 (or 5715032 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 160020644 is about 12649.9266401035. The cubic root of 160020644 is about 542.9068708304.
The spelling of 160020644 in words is "one hundred sixty million, twenty thousand, six hundred forty-four".
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