Base | Representation |
---|---|
bin | 1100011001111… |
… | …1001000010101 |
3 | 10121220111111220 |
4 | 3012133020111 |
5 | 101310011041 |
6 | 5055120553 |
7 | 1201156566 |
oct | 306371025 |
9 | 117814456 |
10 | 52032021 |
11 | 27409478 |
12 | 15513159 |
13 | aa1a2a2 |
14 | 6ca616d |
15 | 487bd66 |
hex | 319f215 |
52032021 has 16 divisors (see below), whose sum is σ = 71554560. Its totient is φ = 33611760.
The previous prime is 52032017. The next prime is 52032037. The reversal of 52032021 is 12023025.
52032021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 52032021 - 22 = 52032017 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52032821) 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 15 ways as a sum of consecutive naturals, for example, 15360 + ... + 18438.
It is an arithmetic number, because the mean of its divisors is an integer number (4472160).
Almost surely, 252032021 is an apocalyptic number.
It is an amenable number.
52032021 is a deficient number, since it is larger than the sum of its proper divisors (19522539).
52032021 is a wasteful number, since it uses less digits than its factorization.
52032021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3256.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 52032021 is about 7213.3224661040. The cubic root of 52032021 is about 373.3277145377.
Adding to 52032021 its reverse (12023025), we get a palindrome (64055046).
The spelling of 52032021 in words is "fifty-two million, thirty-two thousand, twenty-one".
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