Base | Representation |
---|---|
bin | 110110100101… |
… | …0000110001010 |
3 | 1222211210110200 |
4 | 1231022012022 |
5 | 24311140200 |
6 | 2501153030 |
7 | 465136542 |
oct | 155120612 |
9 | 58753420 |
10 | 28615050 |
11 | 15174a02 |
12 | 96bb776 |
13 | 5c0b7a9 |
14 | 3b2c322 |
15 | 27a3800 |
hex | 1b4a18a |
28615050 has 36 divisors (see below), whose sum is σ = 76880310. Its totient is φ = 7630560.
The previous prime is 28615049. The next prime is 28615061. The reversal of 28615050 is 5051682.
It can be written as a sum of positive squares in 3 ways, for example, as 26532801 + 2082249 = 5151^2 + 1443^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 31345 + ... + 32244.
Almost surely, 228615050 is an apocalyptic number.
28615050 is an abundant number, since it is smaller than the sum of its proper divisors (48265260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28615050 is a wasteful number, since it uses less digits than its factorization.
28615050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63607 (or 63599 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 28615050 is about 5349.3036930053. The cubic root of 28615050 is about 305.8662108969.
The spelling of 28615050 in words is "twenty-eight million, six hundred fifteen thousand, fifty".
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