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52257883 = 156733349
BaseRepresentation
bin1100011101011…
…0010001011011
310122022222100011
43013112101123
5101334223013
65104022351
71203120226
oct307262133
9118288304
1052257883
1127553137
12156019b7
13aa99032
146d245bd
1548c3c3d
hex31d645b

52257883 has 4 divisors (see below), whose sum is σ = 52292800. Its totient is φ = 52222968.

The previous prime is 52257869. The next prime is 52257899. The reversal of 52257883 is 38875225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52257883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52257383) 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, 15108 + ... + 18241.

It is an arithmetic number, because the mean of its divisors is an integer number (13073200).

Almost surely, 252257883 is an apocalyptic number.

52257883 is a deficient number, since it is larger than the sum of its proper divisors (34917).

52257883 is a wasteful number, since it uses less digits than its factorization.

52257883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34916.

The product of its digits is 134400, while the sum is 40.

The square root of 52257883 is about 7228.9614053472. The cubic root of 52257883 is about 373.8671184731.

The spelling of 52257883 in words is "fifty-two million, two hundred fifty-seven thousand, eight hundred eighty-three".

Divisors: 1 1567 33349 52257883