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52889253 = 317629751
BaseRepresentation
bin1100100111000…
…0011010100101
310200112001102020
43021300122211
5102014424003
65125333353
71211360034
oct311603245
9120461366
1052889253
112794452a
1215867259
13ac5a521
14704a71b
15499ad53
hex32706a5

52889253 has 4 divisors (see below), whose sum is σ = 70519008. Its totient is φ = 35259500.

The previous prime is 52889251. The next prime is 52889267. The reversal of 52889253 is 35298825.

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 52889253 - 21 = 52889251 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52889251) 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, 8814873 + ... + 8814878.

It is an arithmetic number, because the mean of its divisors is an integer number (17629752).

Almost surely, 252889253 is an apocalyptic number.

It is an amenable number.

52889253 is a deficient number, since it is larger than the sum of its proper divisors (17629755).

52889253 is a wasteful number, since it uses less digits than its factorization.

52889253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17629754.

The product of its digits is 172800, while the sum is 42.

The square root of 52889253 is about 7272.4997765555. The cubic root of 52889253 is about 375.3667594054.

It can be divided in two parts, 5288 and 9253, that added together give a palindrome (14541).

The spelling of 52889253 in words is "fifty-two million, eight hundred eighty-nine thousand, two hundred fifty-three".

Divisors: 1 3 17629751 52889253