Base | Representation |
---|---|
bin | 110110101110… |
… | …1110000000000 |
3 | 1222222212220020 |
4 | 1231131300000 |
5 | 24321224202 |
6 | 2503013440 |
7 | 465623334 |
oct | 155356000 |
9 | 58885806 |
10 | 28695552 |
11 | 1521a436 |
12 | 973a280 |
13 | 5c39322 |
14 | 3b4d7c4 |
15 | 27bc5bc |
hex | 1b5dc00 |
28695552 has 44 divisors (see below), whose sum is σ = 76492296. Its totient is φ = 9564160.
The previous prime is 28695551. The next prime is 28695617. The reversal of 28695552 is 25559682.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28695551) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1599 + ... + 7742.
Almost surely, 228695552 is an apocalyptic number.
It is an amenable number.
28695552 is an abundant number, since it is smaller than the sum of its proper divisors (47796744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28695552 is an equidigital number, since it uses as much as digits as its factorization.
28695552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9364 (or 9346 counting only the distinct ones).
The product of its digits is 216000, while the sum is 42.
The square root of 28695552 is about 5356.8229390190. The cubic root of 28695552 is about 306.1527709117.
The spelling of 28695552 in words is "twenty-eight million, six hundred ninety-five thousand, five hundred fifty-two".
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