Base | Representation |
---|---|
bin | 110110100000… |
… | …0001001101001 |
3 | 1222202201120220 |
4 | 1231000021221 |
5 | 24303334223 |
6 | 2500240253 |
7 | 464610015 |
oct | 155001151 |
9 | 58681526 |
10 | 28574313 |
11 | 15147339 |
12 | 96a0089 |
13 | 5bc60a1 |
14 | 3b1b545 |
15 | 27966e3 |
hex | 1b40269 |
28574313 has 8 divisors (see below), whose sum is σ = 38124000. Its totient is φ = 19037088.
The previous prime is 28574311. The next prime is 28574321. The reversal of 28574313 is 31347582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28574313 - 21 = 28574311 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (28574311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6333 + ... + 9861.
It is an arithmetic number, because the mean of its divisors is an integer number (4765500).
Almost surely, 228574313 is an apocalyptic number.
It is an amenable number.
28574313 is a deficient number, since it is larger than the sum of its proper divisors (9549687).
28574313 is a wasteful number, since it uses less digits than its factorization.
28574313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6231.
The product of its digits is 20160, while the sum is 33.
The square root of 28574313 is about 5345.4946450258. The cubic root of 28574313 is about 305.7209960616.
The spelling of 28574313 in words is "twenty-eight million, five hundred seventy-four thousand, three hundred thirteen".
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