Search a number
-
+
52375871 = 281186391
BaseRepresentation
bin1100011111001…
…1000100111111
310122112222012002
43013303010333
5101402011441
65110332515
71204121222
oct307630477
9118488162
1052375871
1127623849
121565a13b
13ab0a952
146d555b9
1548e8b9b
hex31f313f

52375871 has 4 divisors (see below), whose sum is σ = 52562544. Its totient is φ = 52189200.

The previous prime is 52375867. The next prime is 52375889. The reversal of 52375871 is 17857325.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52375871 - 22 = 52375867 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 (52375471) 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, 92915 + ... + 93476.

It is an arithmetic number, because the mean of its divisors is an integer number (13140636).

Almost surely, 252375871 is an apocalyptic number.

52375871 is a deficient number, since it is larger than the sum of its proper divisors (186673).

52375871 is a wasteful number, since it uses less digits than its factorization.

52375871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186672.

The product of its digits is 58800, while the sum is 38.

The square root of 52375871 is about 7237.1175892064. The cubic root of 52375871 is about 374.1482797322.

The spelling of 52375871 in words is "fifty-two million, three hundred seventy-five thousand, eight hundred seventy-one".

Divisors: 1 281 186391 52375871