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52046251 = 127409813
BaseRepresentation
bin1100011010001…
…0100110101011
310121221020000221
43012202212223
5101310440001
65055310511
71201246225
oct306424653
9117836027
1052046251
1127419134
121551b437
13aa238ca
146cab415
1548811a1
hex31a29ab

52046251 has 4 divisors (see below), whose sum is σ = 52456192. Its totient is φ = 51636312.

The previous prime is 52046233. The next prime is 52046273. The reversal of 52046251 is 15264025.

52046251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52046251 - 27 = 52046123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52046651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204780 + ... + 205033.

It is an arithmetic number, because the mean of its divisors is an integer number (13114048).

Almost surely, 252046251 is an apocalyptic number.

52046251 is a deficient number, since it is larger than the sum of its proper divisors (409941).

52046251 is a wasteful number, since it uses less digits than its factorization.

52046251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409940.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 52046251 is about 7214.3087679971. The cubic root of 52046251 is about 373.3617446667.

The spelling of 52046251 in words is "fifty-two million, forty-six thousand, two hundred fifty-one".

Divisors: 1 127 409813 52046251