Base | Representation |
---|---|
bin | 1000001111011000011100 |
3 | 11001202011210 |
4 | 20033120130 |
5 | 1023111111 |
6 | 114144420 |
7 | 24234555 |
oct | 10173034 |
9 | 4052153 |
10 | 2160156 |
11 | 1245a59 |
12 | 882110 |
13 | 5a82cb |
14 | 40332c |
15 | 2ca0a6 |
hex | 20f61c |
2160156 has 24 divisors (see below), whose sum is σ = 5337360. Its totient is φ = 677632.
The previous prime is 2160149. The next prime is 2160161. The reversal of 2160156 is 6510612.
It is a happy number.
It is an Ulam number.
It is a nialpdrome in base 12.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5091 + ... + 5498.
It is an arithmetic number, because the mean of its divisors is an integer number (222390).
22160156 is an apocalyptic number.
It is an amenable number.
2160156 is an abundant number, since it is smaller than the sum of its proper divisors (3177204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2160156 is a wasteful number, since it uses less digits than its factorization.
2160156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10613 (or 10611 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 2160156 is about 1469.7469169895. The cubic root of 2160156 is about 129.2691932882.
Adding to 2160156 its reverse (6510612), we get a palindrome (8670768).
The spelling of 2160156 in words is "two million, one hundred sixty thousand, one hundred fifty-six".
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