Base | Representation |
---|---|
bin | 1100011010011… |
… | …11010111000001 |
3 | 21020221120002211 |
4 | 12031033113001 |
5 | 203124242311 |
6 | 14155542121 |
7 | 2403060622 |
oct | 615172701 |
9 | 236846084 |
10 | 104134081 |
11 | 53865527 |
12 | 2aa5a941 |
13 | 187603cc |
14 | db89a49 |
15 | 921e821 |
hex | 634f5c1 |
104134081 has 4 divisors (see below), whose sum is σ = 104155732. Its totient is φ = 104112432.
The previous prime is 104134073. The next prime is 104134091. The reversal of 104134081 is 180431401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 180431401 = 149 ⋅1210949.
It can be written as a sum of positive squares in 2 ways, for example, as 70308225 + 33825856 = 8385^2 + 5816^2 .
It is a cyclic number.
It is not a de Polignac number, because 104134081 - 23 = 104134073 is a prime.
It is a super-2 number, since 2×1041340812 = 21687813651429122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (104134001) 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, 6 + ... + 14431.
It is an arithmetic number, because the mean of its divisors is an integer number (26038933).
Almost surely, 2104134081 is an apocalyptic number.
It is an amenable number.
104134081 is a deficient number, since it is larger than the sum of its proper divisors (21651).
104134081 is an equidigital number, since it uses as much as digits as its factorization.
104134081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21650.
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 104134081 is about 10204.6107716071. The cubic root of 104134081 is about 470.4689464655.
Adding to 104134081 its reverse (180431401), we get a palindrome (284565482).
The spelling of 104134081 in words is "one hundred four million, one hundred thirty-four thousand, eighty-one".
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