Base | Representation |
---|---|
bin | 110110010100… |
… | …1010101110011 |
3 | 1222120222102112 |
4 | 1230221111303 |
5 | 24242342013 |
6 | 2454235535 |
7 | 464040434 |
oct | 154512563 |
9 | 58528375 |
10 | 28480883 |
11 | 15093122 |
12 | 9655bab |
13 | 5b926c2 |
14 | 3ad548b |
15 | 2778ba8 |
hex | 1b29573 |
28480883 has 2 divisors, whose sum is σ = 28480884. Its totient is φ = 28480882.
The previous prime is 28480853. The next prime is 28480897. The reversal of 28480883 is 38808482.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 28480883 - 26 = 28480819 is a prime.
It is a super-2 number, since 2×284808832 = 1622321392919378, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28480883.
It is not a weakly prime, because it can be changed into another prime (28480853) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14240441 + 14240442.
It is an arithmetic number, because the mean of its divisors is an integer number (14240442).
Almost surely, 228480883 is an apocalyptic number.
28480883 is a deficient number, since it is larger than the sum of its proper divisors (1).
28480883 is an equidigital number, since it uses as much as digits as its factorization.
28480883 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 98304, while the sum is 41.
The square root of 28480883 is about 5336.7483545695. The cubic root of 28480883 is about 305.3874248934.
The spelling of 28480883 in words is "twenty-eight million, four hundred eighty thousand, eight hundred eighty-three".
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