Base | Representation |
---|---|
bin | 110110100011… |
… | …0111011111011 |
3 | 1222211010201022 |
4 | 1231012323323 |
5 | 24310231412 |
6 | 2501013055 |
7 | 465054032 |
oct | 155067373 |
9 | 58733638 |
10 | 28602107 |
11 | 15166206 |
12 | 96b418b |
13 | 5c05931 |
14 | 3b27719 |
15 | 279ea72 |
hex | 1b46efb |
28602107 has 4 divisors (see below), whose sum is σ = 29071056. Its totient is φ = 28133160.
The previous prime is 28602097. The next prime is 28602113. The reversal of 28602107 is 70120682.
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 28602107 - 26 = 28602043 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28602157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234383 + ... + 234504.
It is an arithmetic number, because the mean of its divisors is an integer number (7267764).
Almost surely, 228602107 is an apocalyptic number.
28602107 is a deficient number, since it is larger than the sum of its proper divisors (468949).
28602107 is an equidigital number, since it uses as much as digits as its factorization.
28602107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468948.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 28602107 is about 5348.0937725511. The cubic root of 28602107 is about 305.8200880420.
Adding to 28602107 its reverse (70120682), we get a palindrome (98722789).
The spelling of 28602107 in words is "twenty-eight million, six hundred two thousand, one hundred seven".
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