Base | Representation |
---|---|
bin | 110101011101… |
… | …1110111110110 |
3 | 1221202012100211 |
4 | 1222323313312 |
5 | 24134020002 |
6 | 2440500034 |
7 | 460162261 |
oct | 152736766 |
9 | 57665324 |
10 | 28032502 |
11 | 14907263 |
12 | 947a61a |
13 | 5a665a4 |
14 | 3a19cd8 |
15 | 26dadd7 |
hex | 1abbdf6 |
28032502 has 16 divisors (see below), whose sum is σ = 43914960. Its totient is φ = 13403488.
The previous prime is 28032491. The next prime is 28032523. The reversal of 28032502 is 20523082.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3948 + ... + 8464.
It is an arithmetic number, because the mean of its divisors is an integer number (2744685).
Almost surely, 228032502 is an apocalyptic number.
28032502 is a deficient number, since it is larger than the sum of its proper divisors (15882458).
28032502 is a wasteful number, since it uses less digits than its factorization.
28032502 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4655.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 28032502 is about 5294.5728817347. The cubic root of 28032502 is about 303.7763460582.
Adding to 28032502 its reverse (20523082), we get a palindrome (48555584).
The spelling of 28032502 in words is "twenty-eight million, thirty-two thousand, five hundred two".
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