Base | Representation |
---|---|
bin | 1010011111000100000000 |
3 | 12011122110200 |
4 | 22133010000 |
5 | 1200424142 |
6 | 134525200 |
7 | 32235423 |
oct | 12370400 |
9 | 5148420 |
10 | 2748672 |
11 | 1608133 |
12 | b06800 |
13 | 753144 |
14 | 5179ba |
15 | 39464c |
hex | 29f100 |
2748672 has 54 divisors (see below), whose sum is σ = 7931742. Its totient is φ = 915456.
The previous prime is 2748659. The next prime is 2748703. The reversal of 2748672 is 2768472.
It can be written as a sum of positive squares in only one way, i.e., 2359296 + 389376 = 1536^2 + 624^2 .
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1708 + ... + 2900.
22748672 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 2748672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3965871).
2748672 is an abundant number, since it is smaller than the sum of its proper divisors (5183070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2748672 is a wasteful number, since it uses less digits than its factorization.
2748672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1215 (or 1198 counting only the distinct ones).
The product of its digits is 37632, while the sum is 36.
The square root of 2748672 is about 1657.9119397604. The cubic root of 2748672 is about 140.0794107305.
The spelling of 2748672 in words is "two million, seven hundred forty-eight thousand, six hundred seventy-two".
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