Base | Representation |
---|---|
bin | 101110011010… |
… | …011110000001 |
3 | 211220011001011 |
4 | 232122132001 |
5 | 11103321131 |
6 | 1112440521 |
7 | 205263265 |
oct | 56323601 |
9 | 24804034 |
10 | 12167041 |
11 | 6960307 |
12 | 40a9141 |
13 | 26a0043 |
14 | 188a0a5 |
15 | 11050b1 |
hex | b9a781 |
12167041 has 4 divisors (see below), whose sum is σ = 12174084. Its totient is φ = 12160000.
The previous prime is 12167033. The next prime is 12167047. The reversal of 12167041 is 14076121.
12167041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 6426225 + 5740816 = 2535^2 + 2396^2 .
It is a cyclic number.
It is not a de Polignac number, because 12167041 - 23 = 12167033 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12167047) 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, 1041 + ... + 5041.
It is an arithmetic number, because the mean of its divisors is an integer number (3043521).
Almost surely, 212167041 is an apocalyptic number.
It is an amenable number.
12167041 is a deficient number, since it is larger than the sum of its proper divisors (7043).
12167041 is an equidigital number, since it uses as much as digits as its factorization.
12167041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7042.
The product of its (nonzero) digits is 336, while the sum is 22.
The square root of 12167041 is about 3488.1285813456. The cubic root of 12167041 is about 230.0002583488. Note that the first 3 decimals are identical.
The spelling of 12167041 in words is "twelve million, one hundred sixty-seven thousand, forty-one".
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