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4545293 = 61269277
BaseRepresentation
bin10001010101101100001101
322112220222012
4101111230031
52130422133
6241231005
753430404
oct21255415
98486865
104545293
112624a45
121632465
13c31b2c
1486463b
155ebb48
hex455b0d

4545293 has 8 divisors (see below), whose sum is σ = 4653720. Its totient is φ = 4438080.

The previous prime is 4545269. The next prime is 4545337. The reversal of 4545293 is 3925454.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 537289 + 4008004 = 733^2 + 2002^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4545293 - 222 = 350989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545223) 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 7 ways as a sum of consecutive naturals, for example, 16271 + ... + 16547.

It is an arithmetic number, because the mean of its divisors is an integer number (581715).

Almost surely, 24545293 is an apocalyptic number.

It is an amenable number.

4545293 is a deficient number, since it is larger than the sum of its proper divisors (108427).

4545293 is a wasteful number, since it uses less digits than its factorization.

4545293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607.

The product of its digits is 21600, while the sum is 32.

The square root of 4545293 is about 2131.9692774522. The cubic root of 4545293 is about 165.6484188079.

The spelling of 4545293 in words is "four million, five hundred forty-five thousand, two hundred ninety-three".

Divisors: 1 61 269 277 16409 16897 74513 4545293