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52438486 = 2193135851
BaseRepresentation
bin1100100000001…
…0010111010110
310122200011002011
43020002113112
5101411012421
65111534434
71204501612
oct310022726
9118604064
1052438486
11276668a1
121568a41a
13ab302b9
146d70342
15490c4e1
hex32025d6

52438486 has 8 divisors (see below), whose sum is σ = 79065864. Its totient is φ = 26083200.

The previous prime is 52438447. The next prime is 52438513. The reversal of 52438486 is 68483425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67540 + ... + 68311.

It is an arithmetic number, because the mean of its divisors is an integer number (9883233).

Almost surely, 252438486 is an apocalyptic number.

52438486 is a deficient number, since it is larger than the sum of its proper divisors (26627378).

52438486 is a wasteful number, since it uses less digits than its factorization.

52438486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136046.

The product of its digits is 184320, while the sum is 40.

The square root of 52438486 is about 7241.4422596607. The cubic root of 52438486 is about 374.2973176038.

The spelling of 52438486 in words is "fifty-two million, four hundred thirty-eight thousand, four hundred eighty-six".

Divisors: 1 2 193 386 135851 271702 26219243 52438486