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52385486 = 2139188437
BaseRepresentation
bin1100011111010…
…1011011001110
310122120110101012
43013311123032
5101402313421
65110445222
71204161236
oct307653316
9118513335
1052385486
112762aa9a
1215663812
13ab1213a
146d58cc6
1548eb95b
hex31f56ce

52385486 has 8 divisors (see below), whose sum is σ = 79143960. Its totient is φ = 26004168.

The previous prime is 52385479. The next prime is 52385497. The reversal of 52385486 is 68458325.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93941 + ... + 94496.

It is an arithmetic number, because the mean of its divisors is an integer number (9892995).

Almost surely, 252385486 is an apocalyptic number.

52385486 is a deficient number, since it is larger than the sum of its proper divisors (26758474).

52385486 is a wasteful number, since it uses less digits than its factorization.

52385486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188578.

The product of its digits is 230400, while the sum is 41.

The square root of 52385486 is about 7237.7818425261. The cubic root of 52385486 is about 374.1711733250.

The spelling of 52385486 in words is "fifty-two million, three hundred eighty-five thousand, four hundred eighty-six".

Divisors: 1 2 139 278 188437 376874 26192743 52385486