Base | Representation |
---|---|
bin | 110110110101… |
… | …0100110010110 |
3 | 2000002120002111 |
4 | 1231222212112 |
5 | 24324420212 |
6 | 2504101234 |
7 | 466232641 |
oct | 155524626 |
9 | 60076074 |
10 | 28748182 |
11 | 15255a31 |
12 | 976481a |
13 | 5c57278 |
14 | 3b64a58 |
15 | 27ccea7 |
hex | 1b6a996 |
28748182 has 8 divisors (see below), whose sum is σ = 43154496. Its totient is φ = 14363352.
The previous prime is 28748087. The next prime is 28748189. The reversal of 28748182 is 28184782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28748189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1453 + ... + 7720.
It is an arithmetic number, because the mean of its divisors is an integer number (5394312).
Almost surely, 228748182 is an apocalyptic number.
28748182 is a deficient number, since it is larger than the sum of its proper divisors (14406314).
28748182 is a wasteful number, since it uses less digits than its factorization.
28748182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10742.
The product of its digits is 57344, while the sum is 40.
The square root of 28748182 is about 5361.7331153275. The cubic root of 28748182 is about 306.3398263784.
The spelling of 28748182 in words is "twenty-eight million, seven hundred forty-eight thousand, one hundred eighty-two".
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