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52543064 = 2377312853
BaseRepresentation
bin1100100001101…
…1111001011000
310122212110112102
43020123321120
5101422334224
65114102532
71205415530
oct310337130
9118773472
1052543064
1127728422
121571aa48
13ab68a92
146d9a4c0
15492d4ae
hex321be58

52543064 has 32 divisors (see below), whose sum is σ = 114143520. Its totient is φ = 22208256.

The previous prime is 52543031. The next prime is 52543069. The reversal of 52543064 is 46034525.

52543064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52543069) 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 7 ways as a sum of consecutive naturals, for example, 2339 + ... + 10514.

It is an arithmetic number, because the mean of its divisors is an integer number (3566985).

Almost surely, 252543064 is an apocalyptic number.

It is an amenable number.

52543064 is an abundant number, since it is smaller than the sum of its proper divisors (61600456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52543064 is a wasteful number, since it uses less digits than its factorization.

52543064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12939 (or 12935 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 52543064 is about 7248.6594622730. The cubic root of 52543064 is about 374.5459725869.

Adding to 52543064 its reverse (46034525), we get a palindrome (98577589).

The spelling of 52543064 in words is "fifty-two million, five hundred forty-three thousand, sixty-four".

Divisors: 1 2 4 7 8 14 28 56 73 146 292 511 584 1022 2044 4088 12853 25706 51412 89971 102824 179942 359884 719768 938269 1876538 3753076 6567883 7506152 13135766 26271532 52543064