Base | Representation |
---|---|
bin | 110101110101… |
… | …1000110001111 |
3 | 1222010000201000 |
4 | 1223223012033 |
5 | 24211212220 |
6 | 2444551343 |
7 | 461626233 |
oct | 153530617 |
9 | 58100630 |
10 | 28225935 |
11 | 14a29621 |
12 | 9552553 |
13 | 5b0364a |
14 | 3a6a5c3 |
15 | 2728390 |
hex | 1aeb18f |
28225935 has 32 divisors (see below), whose sum is σ = 50400000. Its totient is φ = 14987808.
The previous prime is 28225927. The next prime is 28225937. The reversal of 28225935 is 53952282.
28225935 = T794 + T795 + ... + T874.
It is not a de Polignac number, because 28225935 - 23 = 28225927 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28225935.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28225937) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56316 + ... + 56814.
It is an arithmetic number, because the mean of its divisors is an integer number (1575000).
Almost surely, 228225935 is an apocalyptic number.
28225935 is a deficient number, since it is larger than the sum of its proper divisors (22174065).
28225935 is a wasteful number, since it uses less digits than its factorization.
28225935 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 932 (or 926 counting only the distinct ones).
The product of its digits is 43200, while the sum is 36.
The square root of 28225935 is about 5312.8085792733. The cubic root of 28225935 is about 304.4734622217.
The spelling of 28225935 in words is "twenty-eight million, two hundred twenty-five thousand, nine hundred thirty-five".
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