Base | Representation |
---|---|
bin | 10011010100100… |
… | …00100110100000 |
3 | 102021222011100102 |
4 | 21222100212200 |
5 | 312442313432 |
6 | 24025441532 |
7 | 4005412004 |
oct | 1152204640 |
9 | 367864312 |
10 | 162072992 |
11 | 83538924 |
12 | 463402a8 |
13 | 277681a3 |
14 | 1774c704 |
15 | e366962 |
hex | 9a909a0 |
162072992 has 12 divisors (see below), whose sum is σ = 319081266. Its totient is φ = 81036480.
The previous prime is 162072949. The next prime is 162072997. The reversal of 162072992 is 299270261.
162072992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 159870736 + 2202256 = 12644^2 + 1484^2 .
It is not an unprimeable number, because it can be changed into a prime (162072997) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532359 + ... + 2532422.
Almost surely, 2162072992 is an apocalyptic number.
It is an amenable number.
162072992 is a deficient number, since it is larger than the sum of its proper divisors (157008274).
162072992 is an equidigital number, since it uses as much as digits as its factorization.
162072992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5064791 (or 5064783 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 38.
The square root of 162072992 is about 12730.7891350065. The cubic root of 162072992 is about 545.2180391774.
The spelling of 162072992 in words is "one hundred sixty-two million, seventy-two thousand, nine hundred ninety-two".
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