Base | Representation |
---|---|
bin | 110110110101… |
… | …0010000000000 |
3 | 2000002111010112 |
4 | 1231222100000 |
5 | 24324344002 |
6 | 2504050452 |
7 | 466225526 |
oct | 155522000 |
9 | 60074115 |
10 | 28746752 |
11 | 15254951 |
12 | 9763a28 |
13 | 5c56718 |
14 | 3b64316 |
15 | 27cc852 |
hex | 1b6a400 |
28746752 has 44 divisors (see below), whose sum is σ = 58462320. Its totient is φ = 14125056.
The previous prime is 28746701. The next prime is 28746763. The reversal of 28746752 is 25764782.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68399 + ... + 68817.
Almost surely, 228746752 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28746752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29231160).
28746752 is an abundant number, since it is smaller than the sum of its proper divisors (29715568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28746752 is an equidigital number, since it uses as much as digits as its factorization.
28746752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 506 (or 488 counting only the distinct ones).
The product of its digits is 188160, while the sum is 41.
The square root of 28746752 is about 5361.5997612653. The cubic root of 28746752 is about 306.3347469475.
The spelling of 28746752 in words is "twenty-eight million, seven hundred forty-six thousand, seven hundred fifty-two".
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