Base | Representation |
---|---|
bin | 1000111111000011101… |
… | …00111111100011110001 |
3 | 1002111220000200022102020 |
4 | 10133201310333203301 |
5 | 20024240222142231 |
6 | 353455042142053 |
7 | 31206436653561 |
oct | 4374164774361 |
9 | 1074800608366 |
10 | 308731443441 |
11 | 109a2893aa63 |
12 | 4ba01651929 |
13 | 23161a700a5 |
14 | 10d2aa0ada1 |
15 | 806dedd396 |
hex | 47e1d3f8f1 |
308731443441 has 8 divisors (see below), whose sum is σ = 433307289120. Its totient is φ = 194988280032.
The previous prime is 308731443439. The next prime is 308731443457. The reversal of 308731443441 is 144344137803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 308731443441 - 21 = 308731443439 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 308731443393 and 308731443402.
It is not an unprimeable number, because it can be changed into a prime (308731443421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2708170500 + ... + 2708170613.
It is an arithmetic number, because the mean of its divisors is an integer number (54163411140).
Almost surely, 2308731443441 is an apocalyptic number.
It is an amenable number.
308731443441 is a deficient number, since it is larger than the sum of its proper divisors (124575845679).
308731443441 is a wasteful number, since it uses less digits than its factorization.
308731443441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5416341135.
The product of its (nonzero) digits is 387072, while the sum is 42.
The spelling of 308731443441 in words is "three hundred eight billion, seven hundred thirty-one million, four hundred forty-three thousand, four hundred forty-one".
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