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52515341 = 436191973
BaseRepresentation
bin1100100001010…
…1001000001101
310122211001111122
43020111020031
5101420442331
65113330325
71205241644
oct310251015
9118731448
1052515341
112770960a
12157069a5
13ab59288
146d9035b
15492517b
hex321520d

52515341 has 8 divisors (see below), whose sum is σ = 53850720. Its totient is φ = 51185232.

The previous prime is 52515319. The next prime is 52515343. The reversal of 52515341 is 14351525.

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 52515341 - 26 = 52515277 is a prime.

It is a super-2 number, since 2×525153412 = 5515722080692562, 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 52515341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52515343) 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, 25631 + ... + 27603.

It is an arithmetic number, because the mean of its divisors is an integer number (6731340).

Almost surely, 252515341 is an apocalyptic number.

It is an amenable number.

52515341 is a deficient number, since it is larger than the sum of its proper divisors (1335379).

52515341 is a wasteful number, since it uses less digits than its factorization.

52515341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635.

The product of its digits is 3000, while the sum is 26.

The square root of 52515341 is about 7246.7469253452. The cubic root of 52515341 is about 374.4800878062.

Adding to 52515341 its reverse (14351525), we get a palindrome (66866866).

The spelling of 52515341 in words is "fifty-two million, five hundred fifteen thousand, three hundred forty-one".

Divisors: 1 43 619 1973 26617 84839 1221287 52515341