Base | Representation |
---|---|
bin | 1010111001101100011000 |
3 | 12101012002200 |
4 | 22321230120 |
5 | 1212422002 |
6 | 141130200 |
7 | 33201432 |
oct | 12715430 |
9 | 5335080 |
10 | 2857752 |
11 | 1682087 |
12 | b59960 |
13 | 7909a1 |
14 | 545652 |
15 | 3b6b1c |
hex | 2b9b18 |
2857752 has 48 divisors (see below), whose sum is σ = 8151000. Its totient is φ = 902016.
The previous prime is 2857721. The next prime is 2857753. The reversal of 2857752 is 2577582.
2857752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2857753) 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 11 ways as a sum of consecutive naturals, for example, 324 + ... + 2412.
22857752 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 2857752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4075500).
2857752 is an abundant number, since it is smaller than the sum of its proper divisors (5293248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2857752 is a wasteful number, since it uses less digits than its factorization.
2857752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2120 (or 2113 counting only the distinct ones).
The product of its digits is 39200, while the sum is 36.
The square root of 2857752 is about 1690.4886867412. The cubic root of 2857752 is about 141.9084247226.
The spelling of 2857752 in words is "two million, eight hundred fifty-seven thousand, seven hundred fifty-two".
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