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52152033 = 317384011
BaseRepresentation
bin1100011011110…
…0011011100001
310122010121010210
43012330123201
5101322331113
65101444333
71202166513
oct306743341
9118117123
1052152033
112749065a
12155706a9
13aa5cabb
146cd7bb3
1548a26c3
hex31bc6e1

52152033 has 4 divisors (see below), whose sum is σ = 69536048. Its totient is φ = 34768020.

The previous prime is 52152019. The next prime is 52152059. The reversal of 52152033 is 33025125.

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 not a de Polignac number, because 52152033 - 29 = 52151521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52154033) 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, 8692003 + ... + 8692008.

It is an arithmetic number, because the mean of its divisors is an integer number (17384012).

Almost surely, 252152033 is an apocalyptic number.

It is an amenable number.

52152033 is a deficient number, since it is larger than the sum of its proper divisors (17384015).

52152033 is a wasteful number, since it uses less digits than its factorization.

52152033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17384014.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 52152033 is about 7221.6364488944. The cubic root of 52152033 is about 373.6145212783.

Adding to 52152033 its reverse (33025125), we get a palindrome (85177158).

The spelling of 52152033 in words is "fifty-two million, one hundred fifty-two thousand, thirty-three".

Divisors: 1 3 17384011 52152033