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52360631 = 296129599
BaseRepresentation
bin1100011110111…
…1010110110111
310122112012021122
43013233112313
5101401020011
65110134155
71204025621
oct307572667
9118465248
1052360631
1127613354
121565135b
13ab03a2b
146d4dc11
1548e43db
hex31ef5b7

52360631 has 8 divisors (see below), whose sum is σ = 55056000. Its totient is φ = 49724640.

The previous prime is 52360619. The next prime is 52360639. The reversal of 52360631 is 13606325.

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 52360631 - 210 = 52359607 is a prime.

It is a super-2 number, since 2×523606312 = 5483271357436322, which contains 22 as substring.

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 52360631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52360639) 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, 13031 + ... + 16568.

It is an arithmetic number, because the mean of its divisors is an integer number (6882000).

Almost surely, 252360631 is an apocalyptic number.

52360631 is a deficient number, since it is larger than the sum of its proper divisors (2695369).

52360631 is a wasteful number, since it uses less digits than its factorization.

52360631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29689.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 52360631 is about 7236.0646072295. The cubic root of 52360631 is about 374.1119871111. Note that the first 3 decimals are identical.

Adding to 52360631 its reverse (13606325), we get a palindrome (65966956).

The spelling of 52360631 in words is "fifty-two million, three hundred sixty thousand, six hundred thirty-one".

Divisors: 1 29 61 1769 29599 858371 1805539 52360631