Base | Representation |
---|---|
bin | 1010011111000101000010 |
3 | 12011122120010 |
4 | 22133011002 |
5 | 1200424423 |
6 | 134525350 |
7 | 32235546 |
oct | 12370502 |
9 | 5148503 |
10 | 2748738 |
11 | 1608193 |
12 | b06856 |
13 | 753195 |
14 | 517a26 |
15 | 394693 |
hex | 29f142 |
2748738 has 8 divisors (see below), whose sum is σ = 5497488. Its totient is φ = 916244.
The previous prime is 2748731. The next prime is 2748769. The reversal of 2748738 is 8378472.
It is a sphenic number, since it is the product of 3 distinct primes.
2748738 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 2748696 and 2748705.
It is not an unprimeable number, because it can be changed into a prime (2748731) 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, 229056 + ... + 229067.
It is an arithmetic number, because the mean of its divisors is an integer number (687186).
22748738 is an apocalyptic number.
2748738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2748738 is a wasteful number, since it uses less digits than its factorization.
2748738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458128.
The product of its digits is 75264, while the sum is 39.
The square root of 2748738 is about 1657.9318441963. The cubic root of 2748738 is about 140.0805318982.
It can be divided in two parts, 2748 and 738, that added together give a triangular number (3486 = T83).
The spelling of 2748738 in words is "two million, seven hundred forty-eight thousand, seven hundred thirty-eight".
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