Base | Representation |
---|---|
bin | 11010110110000010… |
… | …110111001111111111 |
3 | 2202101210110022011222 |
4 | 122312002313033333 |
5 | 433012421221204 |
6 | 21124102303555 |
7 | 2040200010545 |
oct | 326602671777 |
9 | 82353408158 |
10 | 28824007679 |
11 | 11251445655 |
12 | 5705127bbb |
13 | 294485825c |
14 | 15761a7d95 |
15 | b3a781abe |
hex | 6b60b73ff |
28824007679 has 2 divisors, whose sum is σ = 28824007680. Its totient is φ = 28824007678.
The previous prime is 28824007649. The next prime is 28824007687. The reversal of 28824007679 is 97670042882.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 28824007679 - 28 = 28824007423 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28824007679.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28824007609) 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 as a sum of consecutive naturals, namely, 14412003839 + 14412003840.
It is an arithmetic number, because the mean of its divisors is an integer number (14412003840).
Almost surely, 228824007679 is an apocalyptic number.
28824007679 is a deficient number, since it is larger than the sum of its proper divisors (1).
28824007679 is an equidigital number, since it uses as much as digits as its factorization.
28824007679 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2709504, while the sum is 53.
The spelling of 28824007679 in words is "twenty-eight billion, eight hundred twenty-four million, seven thousand, six hundred seventy-nine".
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