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52505341 = 7192913613
BaseRepresentation
bin1100100001001…
…0101011111101
310122210112210021
43020102223331
5101420132331
65113212141
71205200540
oct310225375
9118715707
1052505341
1127702049
1215701051
13ab54865
146d8a857
154922211
hex3212afd

52505341 has 16 divisors (see below), whose sum is σ = 65347200. Its totient is φ = 41162688.

The previous prime is 52505329. The next prime is 52505347. The reversal of 52505341 is 14350525.

It is not a de Polignac number, because 52505341 - 217 = 52374269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52505347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2950 + ... + 10663.

It is an arithmetic number, because the mean of its divisors is an integer number (4084200).

Almost surely, 252505341 is an apocalyptic number.

It is an amenable number.

52505341 is a deficient number, since it is larger than the sum of its proper divisors (12841859).

52505341 is a wasteful number, since it uses less digits than its factorization.

52505341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13668.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 52505341 is about 7246.0569277366. The cubic root of 52505341 is about 374.4563167295.

Adding to 52505341 its reverse (14350525), we get a palindrome (66855866).

The spelling of 52505341 in words is "fifty-two million, five hundred five thousand, three hundred forty-one".

Divisors: 1 7 19 29 133 203 551 3857 13613 95291 258647 394777 1810529 2763439 7500763 52505341