Base | Representation |
---|---|
bin | 11010100010101100… |
… | …101010110101100111 |
3 | 2201120011200200010011 |
4 | 122202230222311213 |
5 | 431331323010232 |
6 | 21031545311051 |
7 | 2026146044350 |
oct | 324254526547 |
9 | 81504620104 |
10 | 28499422567 |
11 | 110a51a9aa0 |
12 | 5634495487 |
13 | 28c2530065 |
14 | 1545034d27 |
15 | b1c018547 |
hex | 6a2b2ad67 |
28499422567 has 32 divisors (see below), whose sum is σ = 37938954240. Its totient is φ = 20747754720.
The previous prime is 28499422537. The next prime is 28499422573. The reversal of 28499422567 is 76522499482.
It is not a de Polignac number, because 28499422567 - 227 = 28365204839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28499422537) 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 31 ways as a sum of consecutive naturals, for example, 110967 + ... + 263272.
It is an arithmetic number, because the mean of its divisors is an integer number (1185592320).
Almost surely, 228499422567 is an apocalyptic number.
28499422567 is a deficient number, since it is larger than the sum of its proper divisors (9439531673).
28499422567 is a wasteful number, since it uses less digits than its factorization.
28499422567 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 374323.
The product of its digits is 17418240, while the sum is 58.
The spelling of 28499422567 in words is "twenty-eight billion, four hundred ninety-nine million, four hundred twenty-two thousand, five hundred sixty-seven".
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