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5261072 = 243110607
BaseRepresentation
bin10100000100011100010000
3100220021211112
4110010130100
52321323242
6304432452
762501255
oct24043420
910807745
105261072
112a737a3
121918728
13112287b
149ad42c
156ddc82
hex504710

5261072 has 20 divisors (see below), whose sum is σ = 10523136. Its totient is φ = 2545440.

The previous prime is 5261071. The next prime is 5261077. The reversal of 5261072 is 2701625.

5261072 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (5261071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4808 + ... + 5799.

Almost surely, 25261072 is an apocalyptic number.

It is an amenable number.

5261072 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5261072 is a wasteful number, since it uses less digits than its factorization.

5261072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10646 (or 10640 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 5261072 is about 2293.7026834357. The cubic root of 5261072 is about 173.9234260323.

Adding to 5261072 its reverse (2701625), we get a palindrome (7962697).

The spelling of 5261072 in words is "five million, two hundred sixty-one thousand, seventy-two".

Divisors: 1 2 4 8 16 31 62 124 248 496 10607 21214 42428 84856 169712 328817 657634 1315268 2630536 5261072