Base | Representation |
---|---|
bin | 11010100100001101… |
… | …101000111000110111 |
3 | 2201121221112010210001 |
4 | 122210031220320313 |
5 | 431404324430201 |
6 | 21034254212131 |
7 | 2026605106162 |
oct | 324415507067 |
9 | 81557463701 |
10 | 28524842551 |
11 | 11108591447 |
12 | 5640ab4047 |
13 | 28c789047a |
14 | 1548570ad9 |
15 | b1e38a301 |
hex | 6a4368e37 |
28524842551 has 2 divisors, whose sum is σ = 28524842552. Its totient is φ = 28524842550.
The previous prime is 28524842543. The next prime is 28524842597. The reversal of 28524842551 is 15524842582.
It is an a-pointer prime, because the next prime (28524842597) can be obtained adding 28524842551 to its sum of digits (46).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28524842551 - 23 = 28524842543 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28524840551) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14262421275 + 14262421276.
It is an arithmetic number, because the mean of its divisors is an integer number (14262421276).
Almost surely, 228524842551 is an apocalyptic number.
28524842551 is a deficient number, since it is larger than the sum of its proper divisors (1).
28524842551 is an equidigital number, since it uses as much as digits as its factorization.
28524842551 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1024000, while the sum is 46.
The spelling of 28524842551 in words is "twenty-eight billion, five hundred twenty-four million, eight hundred forty-two thousand, five hundred fifty-one".
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