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52541239 = 73898087
BaseRepresentation
bin1100100001101…
…1011100110111
310122212101000211
43020123130313
5101422304424
65114050251
71205410312
oct310333467
9118771024
1052541239
1127727013
1215719987
13ab67cba
146d99979
15492cb94
hex321b737

52541239 has 8 divisors (see below), whose sum is σ = 53866080. Its totient is φ = 51232896.

The previous prime is 52541233. The next prime is 52541261. The reversal of 52541239 is 93214525.

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

It is a cyclic number.

It is not a de Polignac number, because 52541239 - 23 = 52541231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52541239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52541231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2454 + ... + 10540.

It is an arithmetic number, because the mean of its divisors is an integer number (6733260).

Almost surely, 252541239 is an apocalyptic number.

52541239 is a deficient number, since it is larger than the sum of its proper divisors (1324841).

52541239 is an equidigital number, since it uses as much as digits as its factorization.

52541239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8249.

The product of its digits is 10800, while the sum is 31.

The square root of 52541239 is about 7248.5335758345. The cubic root of 52541239 is about 374.5416361166.

The spelling of 52541239 in words is "fifty-two million, five hundred forty-one thousand, two hundred thirty-nine".

Divisors: 1 73 89 6497 8087 590351 719743 52541239