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52543055 = 510508611
BaseRepresentation
bin1100100001101…
…1111001001111
310122212110112002
43020123321033
5101422334210
65114102515
71205415515
oct310337117
9118773462
1052543055
1127728414
121571aa3b
13ab68a86
146d9a4b5
15492d4a5
hex321be4f

52543055 has 4 divisors (see below), whose sum is σ = 63051672. Its totient is φ = 42034440.

The previous prime is 52543031. The next prime is 52543069. The reversal of 52543055 is 55034525.

It is a happy number.

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

It is not a de Polignac number, because 52543055 - 214 = 52526671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5254301 + ... + 5254310.

It is an arithmetic number, because the mean of its divisors is an integer number (15762918).

Almost surely, 252543055 is an apocalyptic number.

52543055 is a deficient number, since it is larger than the sum of its proper divisors (10508617).

52543055 is a wasteful number, since it uses less digits than its factorization.

52543055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508616.

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 52543055 is about 7248.6588414685. The cubic root of 52543055 is about 374.5459512018.

The spelling of 52543055 in words is "fifty-two million, five hundred forty-three thousand, fifty-five".

Divisors: 1 5 10508611 52543055