Base | Representation |
---|---|
bin | 10011011010100… |
… | …10110110100100 |
3 | 102100110120210000 |
4 | 21231102312210 |
5 | 313143244034 |
6 | 24054501300 |
7 | 4015234461 |
oct | 1155226644 |
9 | 370416700 |
10 | 162868644 |
11 | 83a31694 |
12 | 46664830 |
13 | 279863a3 |
14 | 178b8668 |
15 | e472599 |
hex | 9b52da4 |
162868644 has 45 divisors (see below), whose sum is σ = 426372177. Its totient is φ = 54212976.
The previous prime is 162868639. The next prime is 162868697. The reversal of 162868644 is 446868261.
The square root of 162868644 is 12762.
It is a perfect power (a square), and thus also a powerful number.
162868644 is digitally balanced in base 2, 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., 21734244 + 141134400 = 4662^2 + 11880^2 .
It is a zygodrome in base 8.
It is a self number, because there is not a number n which added to its sum of digits gives 162868644.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 229362 + ... + 230070.
Almost surely, 2162868644 is an apocalyptic number.
162868644 is the 12762-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 162868644
162868644 is an abundant number, since it is smaller than the sum of its proper divisors (263503533).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162868644 is an frugal number, since it uses more digits than its factorization.
162868644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1434 (or 714 counting only the distinct ones).
The product of its digits is 442368, while the sum is 45.
The cubic root of 162868644 is about 546.1087816102.
The spelling of 162868644 in words is "one hundred sixty-two million, eight hundred sixty-eight thousand, six hundred forty-four".
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