Base | Representation |
---|---|
bin | 110011100110… |
… | …0100001011001 |
3 | 1212220101112102 |
4 | 1213030201121 |
5 | 23411131441 |
6 | 2403453145 |
7 | 445640105 |
oct | 147144131 |
9 | 55811472 |
10 | 27052121 |
11 | 142a7728 |
12 | 90871b5 |
13 | 57b2295 |
14 | 3842905 |
15 | 259569b |
hex | 19cc859 |
27052121 has 8 divisors (see below), whose sum is σ = 27837024. Its totient is φ = 26278560.
The previous prime is 27052093. The next prime is 27052139. The reversal of 27052121 is 12125072.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27052121 - 214 = 27035737 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 27052093 and 27052102.
It is not an unprimeable number, because it can be changed into a prime (27052141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2126 + ... + 7656.
It is an arithmetic number, because the mean of its divisors is an integer number (3479628).
Almost surely, 227052121 is an apocalyptic number.
It is an amenable number.
27052121 is a deficient number, since it is larger than the sum of its proper divisors (784903).
27052121 is an equidigital number, since it uses as much as digits as its factorization.
27052121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5671.
The product of its (nonzero) digits is 280, while the sum is 20.
The square root of 27052121 is about 5201.1653501884. The cubic root of 27052121 is about 300.1929166580.
Adding to 27052121 its reverse (12125072), we get a palindrome (39177193).
The spelling of 27052121 in words is "twenty-seven million, fifty-two thousand, one hundred twenty-one".
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