Base | Representation |
---|---|
bin | 1100100101110… |
… | …0000111101001 |
3 | 10200100211101021 |
4 | 3021130013221 |
5 | 102004243441 |
6 | 5123452441 |
7 | 1210562464 |
oct | 311340751 |
9 | 120324337 |
10 | 52806121 |
11 | 27898025 |
12 | 15827121 |
13 | ac2b734 |
14 | 70282db |
15 | 49813d1 |
hex | 325c1e9 |
52806121 has 8 divisors (see below), whose sum is σ = 54260640. Its totient is φ = 51370368.
The previous prime is 52806119. The next prime is 52806157. The reversal of 52806121 is 12160825.
52806121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 52806121 - 21 = 52806119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52806101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110 + ... + 10336.
It is an arithmetic number, because the mean of its divisors is an integer number (6782580).
Almost surely, 252806121 is an apocalyptic number.
It is an amenable number.
52806121 is a deficient number, since it is larger than the sum of its proper divisors (1454519).
52806121 is an equidigital number, since it uses as much as digits as its factorization.
52806121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9383.
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 52806121 is about 7266.7820250782. The cubic root of 52806121 is about 375.1699875256.
Adding to 52806121 its reverse (12160825), we get a palindrome (64966946).
The spelling of 52806121 in words is "fifty-two million, eight hundred six thousand, one hundred twenty-one".
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