Base | Representation |
---|---|
bin | 110111000010… |
… | …0000010101010 |
3 | 2000021212001012 |
4 | 1232010002222 |
5 | 24341234034 |
6 | 2510223522 |
7 | 500145524 |
oct | 156040252 |
9 | 60255035 |
10 | 28852394 |
11 | 1531725a |
12 | 97b4ba2 |
13 | 5c9282c |
14 | 3b90a14 |
15 | 27edcce |
hex | 1b840aa |
28852394 has 8 divisors (see below), whose sum is σ = 43309188. Its totient is φ = 14416000.
The previous prime is 28852391. The next prime is 28852399. The reversal of 28852394 is 49325882.
It can be written as a sum of positive squares in 2 ways, for example, as 28783225 + 69169 = 5365^2 + 263^2 .
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 (28852391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857 + ... + 7644.
Almost surely, 228852394 is an apocalyptic number.
28852394 is a deficient number, since it is larger than the sum of its proper divisors (14456794).
28852394 is a wasteful number, since it uses less digits than its factorization.
28852394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10200.
The product of its digits is 138240, while the sum is 41.
The square root of 28852394 is about 5371.4424505900. The cubic root of 28852394 is about 306.7095400571.
The spelling of 28852394 in words is "twenty-eight million, eight hundred fifty-two thousand, three hundred ninety-four".
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