Base | Representation |
---|---|
bin | 1100011111000… |
… | …11010100011001 |
3 | 21022002100102202 |
4 | 12033203110121 |
5 | 203303140441 |
6 | 14220535545 |
7 | 2411163533 |
oct | 617432431 |
9 | 238070382 |
10 | 104740121 |
11 | 54139892 |
12 | 2b0b15b5 |
13 | 18913205 |
14 | dca6853 |
15 | 92de19b |
hex | 63e3519 |
104740121 has 4 divisors (see below), whose sum is σ = 104822544. Its totient is φ = 104657700.
The previous prime is 104740079. The next prime is 104740127. The reversal of 104740121 is 121047401.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121047401 = 317 ⋅381853.
It is a cyclic number.
It is not a de Polignac number, because 104740121 - 26 = 104740057 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 104740093 and 104740102.
It is not an unprimeable number, because it can be changed into a prime (104740127) 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, 39275 + ... + 41856.
It is an arithmetic number, because the mean of its divisors is an integer number (26205636).
Almost surely, 2104740121 is an apocalyptic number.
It is an amenable number.
104740121 is a deficient number, since it is larger than the sum of its proper divisors (82423).
104740121 is an equidigital number, since it uses as much as digits as its factorization.
104740121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82422.
The product of its (nonzero) digits is 224, while the sum is 20.
The square root of 104740121 is about 10234.2621131179. The cubic root of 104740121 is about 471.3798607374.
Adding to 104740121 its reverse (121047401), we get a palindrome (225787522).
The spelling of 104740121 in words is "one hundred four million, seven hundred forty thousand, one hundred twenty-one".
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