Base | Representation |
---|---|
bin | 110000100110111000… |
… | …1101111101101100101 |
3 | 100222102201002202112000 |
4 | 1201031301233231211 |
5 | 3202234312214341 |
6 | 115541533315513 |
7 | 10353510135501 |
oct | 1411561575545 |
9 | 328381082460 |
10 | 104384101221 |
11 | 402a6116254 |
12 | 18292035b99 |
13 | 9ac6b96c8a |
14 | 50a33db301 |
15 | 2aae0828b6 |
hex | 184dc6fb65 |
104384101221 has 16 divisors (see below), whose sum is σ = 154793147520. Its totient is φ = 69521885280.
The previous prime is 104384101193. The next prime is 104384101303. The reversal of 104384101221 is 122101483401.
104384101221 is a `hidden beast` number, since 1 + 0 + 438 + 4 + 1 + 0 + 1 + 221 = 666.
It is not a de Polignac number, because 104384101221 - 213 = 104384093029 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104384101721) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1847080 + ... + 1902753.
It is an arithmetic number, because the mean of its divisors is an integer number (9674571720).
Almost surely, 2104384101221 is an apocalyptic number.
It is an amenable number.
104384101221 is a deficient number, since it is larger than the sum of its proper divisors (50409046299).
104384101221 is a wasteful number, since it uses less digits than its factorization.
104384101221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3750873 (or 3750867 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
Adding to 104384101221 its reverse (122101483401), we get a palindrome (226485584622).
The spelling of 104384101221 in words is "one hundred four billion, three hundred eighty-four million, one hundred one thousand, two hundred twenty-one".
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