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52424051 = 94155711
BaseRepresentation
bin1100011111111…
…0110101110011
310122122102021112
43013332311303
5101410032201
65111343535
71204411541
oct307766563
9118572245
1052424051
1127656a69
1215681bab
13ab26864
146d68d91
1549080bb
hex31fed73

52424051 has 4 divisors (see below), whose sum is σ = 52480704. Its totient is φ = 52367400.

The previous prime is 52424041. The next prime is 52424077. The reversal of 52424051 is 15042425.

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 52424051 - 210 = 52423027 is a prime.

It is a super-2 number, since 2×524240512 = 5496562246501202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52424041) 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, 26915 + ... + 28796.

It is an arithmetic number, because the mean of its divisors is an integer number (13120176).

Almost surely, 252424051 is an apocalyptic number.

52424051 is a deficient number, since it is larger than the sum of its proper divisors (56653).

52424051 is an equidigital number, since it uses as much as digits as its factorization.

52424051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56652.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 52424051 is about 7240.4454973434. The cubic root of 52424051 is about 374.2629695639.

Adding to 52424051 its reverse (15042425), we get a palindrome (67466476).

The spelling of 52424051 in words is "fifty-two million, four hundred twenty-four thousand, fifty-one".

Divisors: 1 941 55711 52424051