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5372165 = 51074433
BaseRepresentation
bin10100011111100100000101
3101002221020002
4110133210011
52333402130
6311051045
763443201
oct24374405
911087202
105372165
11303a207
121970a85
1311612c6
149dbb01
15711b45
hex51f905

5372165 has 4 divisors (see below), whose sum is σ = 6446604. Its totient is φ = 4297728.

The previous prime is 5372137. The next prime is 5372173. The reversal of 5372165 is 5612735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3869089 + 1503076 = 1967^2 + 1226^2 .

It is a cyclic number.

It is not a de Polignac number, because 5372165 - 28 = 5371909 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 537212 + ... + 537221.

It is an arithmetic number, because the mean of its divisors is an integer number (1611651).

Almost surely, 25372165 is an apocalyptic number.

It is an amenable number.

5372165 is a deficient number, since it is larger than the sum of its proper divisors (1074439).

5372165 is a wasteful number, since it uses less digits than its factorization.

5372165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074438.

The product of its digits is 6300, while the sum is 29.

The square root of 5372165 is about 2317.7931314075. The cubic root of 5372165 is about 175.1391002900.

The spelling of 5372165 in words is "five million, three hundred seventy-two thousand, one hundred sixty-five".

Divisors: 1 5 1074433 5372165