Base | Representation |
---|---|
bin | 101010001010… |
… | …110001010001 |
3 | 202210121110101 |
4 | 222022301101 |
5 | 10312213121 |
6 | 1032532401 |
7 | 162646606 |
oct | 52126121 |
9 | 22717411 |
10 | 11054161 |
11 | 6270178 |
12 | 3851101 |
13 | 23a0631 |
14 | 167a6ad |
15 | e85491 |
hex | a8ac51 |
11054161 has 4 divisors (see below), whose sum is σ = 11128500. Its totient is φ = 10979824.
The previous prime is 11054159. The next prime is 11054177. The reversal of 11054161 is 16145011.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16145011 = 23 ⋅701957.
It can be written as a sum of positive squares in 2 ways, for example, as 2387025 + 8667136 = 1545^2 + 2944^2 .
It is a cyclic number.
It is not a de Polignac number, because 11054161 - 21 = 11054159 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11054101) 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, 36946 + ... + 37243.
It is an arithmetic number, because the mean of its divisors is an integer number (2782125).
Almost surely, 211054161 is an apocalyptic number.
It is an amenable number.
11054161 is a deficient number, since it is larger than the sum of its proper divisors (74339).
11054161 is an equidigital number, since it uses as much as digits as its factorization.
11054161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74338.
The product of its (nonzero) digits is 120, while the sum is 19.
The square root of 11054161 is about 3324.7798423354. The cubic root of 11054161 is about 222.7624206695.
Adding to 11054161 its reverse (16145011), we get a palindrome (27199172).
The spelling of 11054161 in words is "eleven million, fifty-four thousand, one hundred sixty-one".
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