Base | Representation |
---|---|
bin | 1001110100000010001100 |
3 | 11211200201010 |
4 | 21310002030 |
5 | 1124304203 |
6 | 131045220 |
7 | 30602535 |
oct | 11640214 |
9 | 4750633 |
10 | 2572428 |
11 | 14a7781 |
12 | a40810 |
13 | 6c0b61 |
14 | 4ad68c |
15 | 35c303 |
hex | 27408c |
2572428 has 18 divisors (see below), whose sum is σ = 6015324. Its totient is φ = 855624.
The previous prime is 2572421. The next prime is 2572433. The reversal of 2572428 is 8242752.
2572428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a d-powerful number, because it can be written as 28 + 58 + 75 + 211 + 4 + 216 + 87 .
It is a junction number, because it is equal to n+sod(n) for n = 2572395 and 2572404.
It is not an unprimeable number, because it can be changed into a prime (2572421) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5325 + ... + 5787.
22572428 is an apocalyptic number.
It is an amenable number.
2572428 is an abundant number, since it is smaller than the sum of its proper divisors (3442896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2572428 is an equidigital number, since it uses as much as digits as its factorization.
2572428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 933 (or 468 counting only the distinct ones).
The product of its digits is 8960, while the sum is 30.
The square root of 2572428 is about 1603.8790478088. The cubic root of 2572428 is about 137.0190891049.
It can be divided in two parts, 25724 and 28, that added together give a palindrome (25752).
The spelling of 2572428 in words is "two million, five hundred seventy-two thousand, four hundred twenty-eight".
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