Base | Representation |
---|---|
bin | 110101111110… |
… | …1010100011010 |
3 | 1222020211002021 |
4 | 1223331110122 |
5 | 24221104240 |
6 | 2450325054 |
7 | 462356644 |
oct | 153752432 |
9 | 58224067 |
10 | 28300570 |
11 | 14a7a701 |
12 | 958978a |
13 | 5b2b5cc |
14 | 3a89894 |
15 | 274054a |
hex | 1afd51a |
28300570 has 16 divisors (see below), whose sum is σ = 51010560. Its totient is φ = 11304784.
The previous prime is 28300561. The next prime is 28300609. The reversal of 28300570 is 7500382.
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, 8391 + ... + 11269.
It is an arithmetic number, because the mean of its divisors is an integer number (3188160).
Almost surely, 228300570 is an apocalyptic number.
28300570 is a deficient number, since it is larger than the sum of its proper divisors (22709990).
28300570 is a wasteful number, since it uses less digits than its factorization.
28300570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3869.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 28300570 is about 5319.8280047385. The cubic root of 28300570 is about 304.7415888809.
The spelling of 28300570 in words is "twenty-eight million, three hundred thousand, five hundred seventy".
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