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52355263 = 613312593
BaseRepresentation
bin1100011110111…
…0000010111111
310122111220220211
43013232002333
5101400332023
65110053251
71204004152
oct307560277
9118456824
1052355263
112760a314
121564a227
13ab0145c
146d4bc99
1548e2a0d
hex31ee0bf

52355263 has 8 divisors (see below), whose sum is σ = 53394896. Its totient is φ = 51321600.

The previous prime is 52355221. The next prime is 52355267. The reversal of 52355263 is 36255325.

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 52355263 - 29 = 52354751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52355267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18895 + ... + 21487.

It is an arithmetic number, because the mean of its divisors is an integer number (6674362).

Almost surely, 252355263 is an apocalyptic number.

52355263 is a deficient number, since it is larger than the sum of its proper divisors (1039633).

52355263 is a wasteful number, since it uses less digits than its factorization.

52355263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985.

The product of its digits is 27000, while the sum is 31.

The square root of 52355263 is about 7235.6936778722. The cubic root of 52355263 is about 374.0992020489.

The spelling of 52355263 in words is "fifty-two million, three hundred fifty-five thousand, two hundred sixty-three".

Divisors: 1 61 331 2593 20191 158173 858283 52355263