Base | Representation |
---|---|
bin | 11010100010001010… |
… | …111111010101011011 |
3 | 2201112120002010002101 |
4 | 122202022333111123 |
5 | 431322042444002 |
6 | 21031032144231 |
7 | 2026011023116 |
oct | 324212772533 |
9 | 81476063071 |
10 | 28490593627 |
11 | 110a0219751 |
12 | 5631538077 |
13 | 28c075b532 |
14 | 1543bb757d |
15 | b1b372587 |
hex | 6a22bf55b |
28490593627 has 4 divisors (see below), whose sum is σ = 29473027920. Its totient is φ = 27508159336.
The previous prime is 28490593609. The next prime is 28490593639. The reversal of 28490593627 is 72639509482.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28490593627 - 215 = 28490560859 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28490590627) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491217103 + ... + 491217160.
It is an arithmetic number, because the mean of its divisors is an integer number (7368256980).
Almost surely, 228490593627 is an apocalyptic number.
28490593627 is a deficient number, since it is larger than the sum of its proper divisors (982434293).
28490593627 is an equidigital number, since it uses as much as digits as its factorization.
28490593627 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 982434292.
The product of its (nonzero) digits is 6531840, while the sum is 55.
The spelling of 28490593627 in words is "twenty-eight billion, four hundred ninety million, five hundred ninety-three thousand, six hundred twenty-seven".
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