Base | Representation |
---|---|
bin | 11010000111010001… |
… | …111110101001101001 |
3 | 2200101010011012000212 |
4 | 122013101332221221 |
5 | 424411044103001 |
6 | 20514154310505 |
7 | 2011562213255 |
oct | 320721765151 |
9 | 80333135025 |
10 | 28039441001 |
11 | 10989596040 |
12 | 5526428435 |
13 | 284b14a010 |
14 | 14ddcd9265 |
15 | ae19577bb |
hex | 68747ea69 |
28039441001 has 8 divisors (see below), whose sum is σ = 32941441344. Its totient is φ = 23529600720.
The previous prime is 28039440971. The next prime is 28039441019. The reversal of 28039441001 is 10014493082.
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 a de Polignac number, because none of the positive numbers 2k-28039441001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28039447001) 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, 98039861 + ... + 98040146.
It is an arithmetic number, because the mean of its divisors is an integer number (4117680168).
Almost surely, 228039441001 is an apocalyptic number.
It is an amenable number.
28039441001 is a deficient number, since it is larger than the sum of its proper divisors (4902000343).
28039441001 is a wasteful number, since it uses less digits than its factorization.
28039441001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196080031.
The product of its (nonzero) digits is 6912, while the sum is 32.
The spelling of 28039441001 in words is "twenty-eight billion, thirty-nine million, four hundred forty-one thousand, one".
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