Base | Representation |
---|---|
bin | 1010011000100011101001 |
3 | 12010021220202 |
4 | 22120203221 |
5 | 1144101100 |
6 | 134201545 |
7 | 32064635 |
oct | 12304351 |
9 | 5107822 |
10 | 2722025 |
11 | 159a109 |
12 | ab32b5 |
13 | 743c87 |
14 | 50bdc5 |
15 | 38b7d5 |
hex | 2988e9 |
2722025 has 6 divisors (see below), whose sum is σ = 3375342. Its totient is φ = 2177600.
The previous prime is 2722021. The next prime is 2722033. The reversal of 2722025 is 5202272.
It can be written as a sum of positive squares in 3 ways, for example, as 322624 + 2399401 = 568^2 + 1549^2 .
It is not a de Polignac number, because 2722025 - 22 = 2722021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2721988 and 2722006.
It is not an unprimeable number, because it can be changed into a prime (2722021) 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, 54416 + ... + 54465.
It is an arithmetic number, because the mean of its divisors is an integer number (562557).
22722025 is an apocalyptic number.
2722025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2722025 is a deficient number, since it is larger than the sum of its proper divisors (653317).
2722025 is a wasteful number, since it uses less digits than its factorization.
2722025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108891 (or 108886 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 20.
The square root of 2722025 is about 1649.8560543272. The cubic root of 2722025 is about 139.6252734049.
Adding to 2722025 its reverse (5202272), we get a palindrome (7924297).
The spelling of 2722025 in words is "two million, seven hundred twenty-two thousand, twenty-five".
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