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52543888 = 243283993
BaseRepresentation
bin1100100001110…
…0000110010000
310122212111122221
43020130012100
5101422401023
65114110424
71205421115
oct310340620
9118774587
1052543888
1127729001
121571b414
13ab69277
146d9a90c
15492d85d
hex321c190

52543888 has 10 divisors (see below), whose sum is σ = 101803814. Its totient is φ = 26271936.

The previous prime is 52543861. The next prime is 52543901. The reversal of 52543888 is 88834525.

It can be written as a sum of positive squares in only one way, i.e., 52301824 + 242064 = 7232^2 + 492^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1641981 + ... + 1642012.

Almost surely, 252543888 is an apocalyptic number.

It is an amenable number.

52543888 is a deficient number, since it is larger than the sum of its proper divisors (49259926).

52543888 is a wasteful number, since it uses less digits than its factorization.

52543888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284001 (or 3283995 counting only the distinct ones).

The product of its digits is 307200, while the sum is 43.

The square root of 52543888 is about 7248.7163001458. The cubic root of 52543888 is about 374.5479305000.

The spelling of 52543888 in words is "fifty-two million, five hundred forty-three thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 16 3283993 6567986 13135972 26271944 52543888