Base | Representation |
---|---|
bin | 1100100001111… |
… | …0100110001001 |
3 | 10122220000200221 |
4 | 3020132212021 |
5 | 101423212441 |
6 | 5114230041 |
7 | 1205463004 |
oct | 310364611 |
9 | 118800627 |
10 | 52554121 |
11 | 27735764 |
12 | 15725321 |
13 | ab70b19 |
14 | 6da053b |
15 | 49318d1 |
hex | 321e989 |
52554121 has 4 divisors (see below), whose sum is σ = 52617600. Its totient is φ = 52490644.
The previous prime is 52554107. The next prime is 52554137. The reversal of 52554121 is 12145525.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 52554121 - 27 = 52553993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52554101) 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, 30481 + ... + 32158.
It is an arithmetic number, because the mean of its divisors is an integer number (13154400).
Almost surely, 252554121 is an apocalyptic number.
It is an amenable number.
52554121 is a deficient number, since it is larger than the sum of its proper divisors (63479).
52554121 is an equidigital number, since it uses as much as digits as its factorization.
52554121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63478.
The product of its digits is 2000, while the sum is 25.
The square root of 52554121 is about 7249.4221148999. The cubic root of 52554121 is about 374.5722435098.
Adding to 52554121 its reverse (12145525), we get a palindrome (64699646).
The spelling of 52554121 in words is "fifty-two million, five hundred fifty-four thousand, one hundred twenty-one".
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