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126313 = 1111483
BaseRepresentation
bin11110110101101001
320102021021
4132311221
513020223
62412441
71034155
oct366551
9212237
10126313
11869a0
1261121
1345655
1434065
152765d
hex1ed69

126313 has 4 divisors (see below), whose sum is σ = 137808. Its totient is φ = 114820.

The previous prime is 126311. The next prime is 126317. The reversal of 126313 is 313621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126313 - 21 = 126311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126311) 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 3 ways as a sum of consecutive naturals, for example, 5731 + ... + 5752.

It is an arithmetic number, because the mean of its divisors is an integer number (34452).

2126313 is an apocalyptic number.

It is an amenable number.

126313 is a deficient number, since it is larger than the sum of its proper divisors (11495).

126313 is a wasteful number, since it uses less digits than its factorization.

126313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11494.

The product of its digits is 108, while the sum is 16.

The square root of 126313 is about 355.4054023225. The cubic root of 126313 is about 50.1744572521.

Adding to 126313 its reverse (313621), we get a palindrome (439934).

The spelling of 126313 in words is "one hundred twenty-six thousand, three hundred thirteen".

Divisors: 1 11 11483 126313