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52449683 = 11132337431
BaseRepresentation
bin1100100000010…
…1000110010011
310122200201102212
43020011012103
5101411342213
65112102335
71204546346
oct310050623
9118621385
1052449683
1127674250
12156949ab
13ab35420
146d7445d
1549109a8
hex3205193

52449683 has 32 divisors (see below), whose sum is σ = 66189312. Its totient is φ = 40867200.

The previous prime is 52449679. The next prime is 52449703. The reversal of 52449683 is 38694425.

It is not a de Polignac number, because 52449683 - 22 = 52449679 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 52449683.

It is not an unprimeable number, because it can be changed into a prime (52449623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121478 + ... + 121908.

It is an arithmetic number, because the mean of its divisors is an integer number (2068416).

Almost surely, 252449683 is an apocalyptic number.

52449683 is a deficient number, since it is larger than the sum of its proper divisors (13739629).

52449683 is a wasteful number, since it uses less digits than its factorization.

52449683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515.

The product of its digits is 207360, while the sum is 41.

The square root of 52449683 is about 7242.2153378645. The cubic root of 52449683 is about 374.3239564914.

The spelling of 52449683 in words is "fifty-two million, four hundred forty-nine thousand, six hundred eighty-three".

Divisors: 1 11 13 23 37 143 253 299 407 431 481 851 3289 4741 5291 5603 9361 9913 11063 15947 61633 109043 121693 128869 175417 207311 366781 1417559 2280421 4034591 4768153 52449683