Base | Representation |
---|---|
bin | 101110011000… |
… | …111101011100 |
3 | 211212211120020 |
4 | 232120331130 |
5 | 11103121420 |
6 | 1112352140 |
7 | 205236255 |
oct | 56307534 |
9 | 24784506 |
10 | 12160860 |
11 | 69566a8 |
12 | 40a5650 |
13 | 269a29a |
14 | 1887b2c |
15 | 1103340 |
hex | b98f5c |
12160860 has 72 divisors (see below), whose sum is σ = 35411376. Its totient is φ = 3118080.
The previous prime is 12160853. The next prime is 12160891. The reversal of 12160860 is 6806121.
It is a self number, because there is not a number n which added to its sum of digits gives 12160860.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50340 + ... + 50580.
Almost surely, 212160860 is an apocalyptic number.
12160860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12160860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17705688).
12160860 is an abundant number, since it is smaller than the sum of its proper divisors (23250516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12160860 is a wasteful number, since it uses less digits than its factorization.
12160860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311 (or 280 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 12160860 is about 3487.2424636093. The cubic root of 12160860 is about 229.9613041391.
Adding to 12160860 its reverse (6806121), we get a palindrome (18966981).
The spelling of 12160860 in words is "twelve million, one hundred sixty thousand, eight hundred sixty".
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