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52484471 = 132310559
BaseRepresentation
bin1100100000110…
…1100101110111
310122202111011022
43020031211313
5101414000341
65112531355
71205052644
oct310154567
9118674138
1052484471
11276983a6
12156b0b5b
13ab48200
146d82dcb
15491ae4b
hex320d977

52484471 has 6 divisors (see below), whose sum is σ = 56832480. Its totient is φ = 48447048.

The previous prime is 52484437. The next prime is 52484473. The reversal of 52484471 is 17448425.

It is not a de Polignac number, because 52484471 - 218 = 52222327 is a prime.

It is a super-3 number, since 3×524844713 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52484473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155111 + ... + 155448.

It is an arithmetic number, because the mean of its divisors is an integer number (9472080).

Almost surely, 252484471 is an apocalyptic number.

52484471 is a deficient number, since it is larger than the sum of its proper divisors (4348009).

52484471 is a wasteful number, since it uses less digits than its factorization.

52484471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310585 (or 310572 counting only the distinct ones).

The product of its digits is 35840, while the sum is 35.

The square root of 52484471 is about 7244.6166910334. The cubic root of 52484471 is about 374.4066967681.

The spelling of 52484471 in words is "fifty-two million, four hundred eighty-four thousand, four hundred seventy-one".

Divisors: 1 13 169 310559 4037267 52484471