Base | Representation |
---|---|
bin | 11010110010011010… |
… | …001001011000100001 |
3 | 2202020112122220200020 |
4 | 122302122021120201 |
5 | 432401312034101 |
6 | 21114042544053 |
7 | 2035526325600 |
oct | 326232113041 |
9 | 82215586606 |
10 | 28763002401 |
11 | 1121aa68471 |
12 | 56a8808029 |
13 | 2935018863 |
14 | 156c047a37 |
15 | b35231136 |
hex | 6b2689621 |
28763002401 has 24 divisors (see below), whose sum is σ = 46150355520. Its totient is φ = 15869240352.
The previous prime is 28763002399. The next prime is 28763002483. The reversal of 28763002401 is 10420036782.
It is not a de Polignac number, because 28763002401 - 21 = 28763002399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28763002501) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3369301 + ... + 3377826.
It is an arithmetic number, because the mean of its divisors is an integer number (1922931480).
Almost surely, 228763002401 is an apocalyptic number.
28763002401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
28763002401 is a deficient number, since it is larger than the sum of its proper divisors (17387353119).
28763002401 is a wasteful number, since it uses less digits than its factorization.
28763002401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6747173 (or 6747166 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The spelling of 28763002401 in words is "twenty-eight billion, seven hundred sixty-three million, two thousand, four hundred one".
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