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5665037 = 72115613
BaseRepresentation
bin10101100111000100001101
3101122210222012
4111213010031
52422240122
6321231005
766103100
oct25470415
911583865
105665037
11321a254
121a92465
1312346c1
14a76737
1576d7e2
hex56710d

5665037 has 6 divisors (see below), whose sum is σ = 6589998. Its totient is φ = 4855704.

The previous prime is 5665027. The next prime is 5665039. The reversal of 5665037 is 7305665.

It can be written as a sum of positive squares in only one way, i.e., 5597956 + 67081 = 2366^2 + 259^2 .

It is not a de Polignac number, because 5665037 - 210 = 5664013 is a prime.

It is a super-2 number, since 2×56650372 = 64185288422738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5664994 and 5665012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57758 + ... + 57855.

It is an arithmetic number, because the mean of its divisors is an integer number (1098333).

Almost surely, 25665037 is an apocalyptic number.

It is an amenable number.

5665037 is a deficient number, since it is larger than the sum of its proper divisors (924961).

5665037 is a wasteful number, since it uses less digits than its factorization.

5665037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115627 (or 115620 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 5665037 is about 2380.1338197673. The cubic root of 5665037 is about 178.2656157329.

The spelling of 5665037 in words is "five million, six hundred sixty-five thousand, thirty-seven".

Divisors: 1 7 49 115613 809291 5665037