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52263851 = 192750729
BaseRepresentation
bin1100011101011…
…1101110101011
310122100021112012
43013113232223
5101334420401
65104110135
71203143513
oct307275653
9118307465
1052263851
1127557672
121560534b
13aa9b973
146d26843
1548c58bb
hex31d7bab

52263851 has 4 divisors (see below), whose sum is σ = 55014600. Its totient is φ = 49513104.

The previous prime is 52263847. The next prime is 52263857. The reversal of 52263851 is 15836225.

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 52263851 - 22 = 52263847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52263857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375346 + ... + 1375383.

It is an arithmetic number, because the mean of its divisors is an integer number (13753650).

Almost surely, 252263851 is an apocalyptic number.

52263851 is a deficient number, since it is larger than the sum of its proper divisors (2750749).

52263851 is a wasteful number, since it uses less digits than its factorization.

52263851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750748.

The product of its digits is 14400, while the sum is 32.

The square root of 52263851 is about 7229.3741776173. The cubic root of 52263851 is about 373.8813501635.

The spelling of 52263851 in words is "fifty-two million, two hundred sixty-three thousand, eight hundred fifty-one".

Divisors: 1 19 2750729 52263851