Base | Representation |
---|---|
bin | 10011001100010101… |
… | …01100000100010001 |
3 | 222121002211001221212 |
4 | 21212022230010101 |
5 | 132100311400221 |
6 | 4422242425505 |
7 | 513225442643 |
oct | 114612540421 |
9 | 28532731855 |
10 | 10304012561 |
11 | 440838a167 |
12 | 1bb6962295 |
13 | c8299176b |
14 | 6da69c893 |
15 | 404910b5b |
hex | 2662ac111 |
10304012561 has 8 divisors (see below), whose sum is σ = 10446954144. Its totient is φ = 10161119520.
The previous prime is 10304012549. The next prime is 10304012573. The reversal of 10304012561 is 16521040301.
It is an interprime number because it is at equal distance from previous prime (10304012549) and next prime (10304012573).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10304012561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10304012261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709010 + ... + 723396.
It is an arithmetic number, because the mean of its divisors is an integer number (1305869268).
Almost surely, 210304012561 is an apocalyptic number.
It is an amenable number.
10304012561 is a deficient number, since it is larger than the sum of its proper divisors (142941583).
10304012561 is an equidigital number, since it uses as much as digits as its factorization.
10304012561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24271.
The product of its (nonzero) digits is 720, while the sum is 23.
Adding to 10304012561 its reverse (16521040301), we get a palindrome (26825052862).
The spelling of 10304012561 in words is "ten billion, three hundred four million, twelve thousand, five hundred sixty-one".
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