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4531293 = 321338729
BaseRepresentation
bin10001010010010001011101
322112012202200
4101102101131
52130000133
6241042113
753341524
oct21222135
98465680
104531293
112615478
121626339
13c28650
1485d4bb
155e7913
hex45245d

4531293 has 12 divisors (see below), whose sum is σ = 7048860. Its totient is φ = 2788416.

The previous prime is 4531283. The next prime is 4531313. The reversal of 4531293 is 3921354.

It can be written as a sum of positive squares in 2 ways, for example, as 381924 + 4149369 = 618^2 + 2037^2 .

It is not a de Polignac number, because 4531293 - 212 = 4527197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19248 + ... + 19481.

It is an arithmetic number, because the mean of its divisors is an integer number (587405).

Almost surely, 24531293 is an apocalyptic number.

It is an amenable number.

4531293 is a deficient number, since it is larger than the sum of its proper divisors (2517567).

4531293 is a wasteful number, since it uses less digits than its factorization.

4531293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38748 (or 38745 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 4531293 is about 2128.6833959046. The cubic root of 4531293 is about 165.4781721409.

The spelling of 4531293 in words is "four million, five hundred thirty-one thousand, two hundred ninety-three".

Divisors: 1 3 9 13 39 117 38729 116187 348561 503477 1510431 4531293