Base | Representation |
---|---|
bin | 110110110001… |
… | …0101111101000 |
3 | 2000000220221212 |
4 | 1231202233220 |
5 | 24322403013 |
6 | 2503252252 |
7 | 466040066 |
oct | 155425750 |
9 | 60026855 |
10 | 28716008 |
11 | 15233842 |
12 | 974a088 |
13 | 5c45729 |
14 | 3b57036 |
15 | 27c36a8 |
hex | 1b62be8 |
28716008 has 32 divisors (see below), whose sum is σ = 55490400. Its totient is φ = 13925568.
The previous prime is 28716001. The next prime is 28716041. The reversal of 28716008 is 80061782.
It is not an unprimeable number, because it can be changed into a prime (28716001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38810 + ... + 39542.
It is an arithmetic number, because the mean of its divisors is an integer number (1734075).
Almost surely, 228716008 is an apocalyptic number.
It is an amenable number.
28716008 is a deficient number, since it is larger than the sum of its proper divisors (26774392).
28716008 is a wasteful number, since it uses less digits than its factorization.
28716008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 881 (or 877 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 32.
The square root of 28716008 is about 5358.7319395544. The cubic root of 28716008 is about 306.2255019693.
The spelling of 28716008 in words is "twenty-eight million, seven hundred sixteen thousand, eight".
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