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52273351 = 13171959211
BaseRepresentation
bin1100011101101…
…0000011000111
310122100202120001
43013122003013
5101340221401
65104222131
71203213304
oct307320307
9118322501
1052273351
1127563819
121560a947
13aaa30a0
146d2a0ab
1548c8601
hex31da0c7

52273351 has 32 divisors (see below), whose sum is σ = 64108800. Its totient is φ = 42094080.

The previous prime is 52273301. The next prime is 52273357. The reversal of 52273351 is 15337225.

52273351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52273351 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 (52273357) 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 31 ways as a sum of consecutive naturals, for example, 247636 + ... + 247846.

It is an arithmetic number, because the mean of its divisors is an integer number (2003400).

Almost surely, 252273351 is an apocalyptic number.

52273351 is a deficient number, since it is larger than the sum of its proper divisors (11835449).

52273351 is a wasteful number, since it uses less digits than its factorization.

52273351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319.

The product of its digits is 6300, while the sum is 28.

The square root of 52273351 is about 7230.0311894210. The cubic root of 52273351 is about 373.9040022616.

The spelling of 52273351 in words is "fifty-two million, two hundred seventy-three thousand, three hundred fifty-one".

Divisors: 1 13 17 19 59 211 221 247 323 767 1003 1121 2743 3587 4009 4199 12449 13039 14573 19057 46631 52117 68153 161837 211633 236531 247741 885989 2751229 3074903 4021027 52273351