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52036141 = 389133769
BaseRepresentation
bin1100011010000…
…0001000101101
310121220201011111
43012200020231
5101310124031
65055152021
71201204603
oct306401055
9117821144
1052036141
1127411583
1215515611
13aa1c121
146ca7873
15487d1b1
hex31a022d

52036141 has 4 divisors (see below), whose sum is σ = 52170300. Its totient is φ = 51901984.

The previous prime is 52036129. The next prime is 52036157. The reversal of 52036141 is 14163025.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26574025 + 25462116 = 5155^2 + 5046^2 .

It is a cyclic number.

It is not a de Polignac number, because 52036141 - 27 = 52036013 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 (52036181) 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, 66496 + ... + 67273.

It is an arithmetic number, because the mean of its divisors is an integer number (13042575).

Almost surely, 252036141 is an apocalyptic number.

It is an amenable number.

52036141 is a deficient number, since it is larger than the sum of its proper divisors (134159).

52036141 is a wasteful number, since it uses less digits than its factorization.

52036141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134158.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 52036141 is about 7213.6080431363. The cubic root of 52036141 is about 373.3375678906.

Adding to 52036141 its reverse (14163025), we get a palindrome (66199166).

The spelling of 52036141 in words is "fifty-two million, thirty-six thousand, one hundred forty-one".

Divisors: 1 389 133769 52036141