Base | Representation |
---|---|
bin | 110110111011… |
… | …1110011101010 |
3 | 2000012022022012 |
4 | 1231313303222 |
5 | 24333133112 |
6 | 2505155522 |
7 | 466546445 |
oct | 155676352 |
9 | 60168265 |
10 | 28802282 |
11 | 15292643 |
12 | 978bba2 |
13 | 5c75a92 |
14 | 3b7a65c |
15 | 27de022 |
hex | 1b77cea |
28802282 has 8 divisors (see below), whose sum is σ = 43226400. Its totient is φ = 14393484.
The previous prime is 28802281. The next prime is 28802287. The reversal of 28802282 is 28220882.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (28802281) 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, 4469 + ... + 8807.
It is an arithmetic number, because the mean of its divisors is an integer number (5403300).
Almost surely, 228802282 is an apocalyptic number.
28802282 is a deficient number, since it is larger than the sum of its proper divisors (14424118).
28802282 is a wasteful number, since it uses less digits than its factorization.
28802282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7660.
The product of its (nonzero) digits is 8192, while the sum is 32.
The square root of 28802282 is about 5366.7757545849. The cubic root of 28802282 is about 306.5318686608.
The spelling of 28802282 in words is "twenty-eight million, eight hundred two thousand, two hundred eighty-two".
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