Base | Representation |
---|---|
bin | 1010011000000100011011 |
3 | 12010012011202 |
4 | 22120010123 |
5 | 1144020102 |
6 | 134144415 |
7 | 32056052 |
oct | 12300433 |
9 | 5105152 |
10 | 2720027 |
11 | 1598662 |
12 | ab210b |
13 | 7430ab |
14 | 50b399 |
15 | 38ae02 |
hex | 29811b |
2720027 has 4 divisors (see below), whose sum is σ = 2730336. Its totient is φ = 2709720.
The previous prime is 2720009. The next prime is 2720071. The reversal of 2720027 is 7200272.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2720027 - 212 = 2715931 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2719990 and 2720008.
It is not an unprimeable number, because it can be changed into a prime (2725027) 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, 4748 + ... + 5289.
It is an arithmetic number, because the mean of its divisors is an integer number (682584).
22720027 is an apocalyptic number.
2720027 is a deficient number, since it is larger than the sum of its proper divisors (10309).
2720027 is a wasteful number, since it uses less digits than its factorization.
2720027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10308.
The product of its (nonzero) digits is 392, while the sum is 20.
The square root of 2720027 is about 1649.2504358041. The cubic root of 2720027 is about 139.5911028174.
Adding to 2720027 its reverse (7200272), we get a palindrome (9920299).
The spelling of 2720027 in words is "two million, seven hundred twenty thousand, twenty-seven".
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