Search a number
-
+
52892089 = 71744959
BaseRepresentation
bin1100100111000…
…1000110111001
310200112012022021
43021301012321
5102020021324
65125354441
71211401225
oct311610671
9120465267
1052892089
1127946678
1215868a21
13ac5b8c3
14704b785
15499bae4
hex32711b9

52892089 has 4 divisors (see below), whose sum is σ = 53637120. Its totient is φ = 52147060.

The previous prime is 52892069. The next prime is 52892093. The reversal of 52892089 is 98029825.

52892089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52892089 - 217 = 52761017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52892069) 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 3 ways as a sum of consecutive naturals, for example, 372409 + ... + 372550.

It is an arithmetic number, because the mean of its divisors is an integer number (13409280).

Almost surely, 252892089 is an apocalyptic number.

It is an amenable number.

52892089 is a deficient number, since it is larger than the sum of its proper divisors (745031).

52892089 is an equidigital number, since it uses as much as digits as its factorization.

52892089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745030.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 52892089 is about 7272.6947550409. The cubic root of 52892089 is about 375.3734685258.

The spelling of 52892089 in words is "fifty-two million, eight hundred ninety-two thousand, eighty-nine".

Divisors: 1 71 744959 52892089