Base | Representation |
---|---|
bin | 110110011001… |
… | …0111011100010 |
3 | 1222122222022022 |
4 | 1230302323202 |
5 | 24300121122 |
6 | 2455141442 |
7 | 464263106 |
oct | 154627342 |
9 | 58588268 |
10 | 28520162 |
11 | 1510a690 |
12 | 9674882 |
13 | 5ba7548 |
14 | 3b05906 |
15 | 2785642 |
hex | 1b32ee2 |
28520162 has 8 divisors (see below), whose sum is σ = 46669392. Its totient is φ = 12963700.
The previous prime is 28520143. The next prime is 28520179. The reversal of 28520162 is 26102582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648164 + ... + 648207.
It is an arithmetic number, because the mean of its divisors is an integer number (5833674).
Almost surely, 228520162 is an apocalyptic number.
28520162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
28520162 is a deficient number, since it is larger than the sum of its proper divisors (18149230).
28520162 is a wasteful number, since it uses less digits than its factorization.
28520162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1296384.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 28520162 is about 5340.4271364751. The cubic root of 28520162 is about 305.5277506281.
It can be divided in two parts, 28520 and 162, that added together give a palindrome (28682).
The spelling of 28520162 in words is "twenty-eight million, five hundred twenty thousand, one hundred sixty-two".
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