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12532093 = 72255757
BaseRepresentation
bin101111110011…
…100101111101
3212120200210121
4233303211331
511202011333
61124334541
7211343500
oct57634575
925520717
1012532093
11708a602
124244451
13279a252
141943137
15117832d
hexbf397d

12532093 has 6 divisors (see below), whose sum is σ = 14578206. Its totient is φ = 10741752.

The previous prime is 12532067. The next prime is 12532103. The reversal of 12532093 is 39023521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6563844 + 5968249 = 2562^2 + 2443^2 .

It is not a de Polignac number, because 12532093 - 25 = 12532061 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 (12532193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127830 + ... + 127927.

It is an arithmetic number, because the mean of its divisors is an integer number (2429701).

Almost surely, 212532093 is an apocalyptic number.

It is an amenable number.

12532093 is a deficient number, since it is larger than the sum of its proper divisors (2046113).

12532093 is an equidigital number, since it uses as much as digits as its factorization.

12532093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255771 (or 255764 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 12532093 is about 3540.0696320835. The cubic root of 12532093 is about 232.2778886245.

The spelling of 12532093 in words is "twelve million, five hundred thirty-two thousand, ninety-three".

Divisors: 1 7 49 255757 1790299 12532093