Base | Representation |
---|---|
bin | 10111000110101101… |
… | …01010100011111001 |
3 | 1012000110212221100011 |
4 | 23203112222203321 |
5 | 200401000212441 |
6 | 5410511141521 |
7 | 616250562646 |
oct | 134326524371 |
9 | 35013787304 |
10 | 12404304121 |
11 | 52959a7310 |
12 | 24a22148a1 |
13 | 1228b52231 |
14 | 8595c2dcd |
15 | 4c8ed4581 |
hex | 2e35aa8f9 |
12404304121 has 8 divisors (see below), whose sum is σ = 13533098688. Its totient is φ = 11275698000.
The previous prime is 12404304119. The next prime is 12404304151. The reversal of 12404304121 is 12140340421.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12404304121 - 21 = 12404304119 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12404304092 and 12404304101.
It is not an unprimeable number, because it can be changed into a prime (12404304151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114711 + ... + 194851.
It is an arithmetic number, because the mean of its divisors is an integer number (1691637336).
Almost surely, 212404304121 is an apocalyptic number.
12404304121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12404304121 is a deficient number, since it is larger than the sum of its proper divisors (1128794567).
12404304121 is a wasteful number, since it uses less digits than its factorization.
12404304121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94223.
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 12404304121 its reverse (12140340421), we get a palindrome (24544644542).
The spelling of 12404304121 in words is "twelve billion, four hundred four million, three hundred four thousand, one hundred twenty-one".
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