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126386 = 2134861
BaseRepresentation
bin11110110110110010
320102100222
4132312302
513021021
62413042
71034321
oct366662
9212328
10126386
1186a57
1261182
13456b0
14340b8
15276ab
hex1edb2

126386 has 8 divisors (see below), whose sum is σ = 204204. Its totient is φ = 58320.

The previous prime is 126359. The next prime is 126397. The reversal of 126386 is 683621.

It can be written as a sum of positive squares in 2 ways, for example, as 126025 + 361 = 355^2 + 19^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 4861 = 126386 / (1 + 2 + 6 + 3 + 8 + 6).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 126386.

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, 2405 + ... + 2456.

2126386 is an apocalyptic number.

126386 is a deficient number, since it is larger than the sum of its proper divisors (77818).

126386 is a wasteful number, since it uses less digits than its factorization.

126386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4876.

The product of its digits is 1728, while the sum is 26.

The square root of 126386 is about 355.5080871091. The cubic root of 126386 is about 50.1841211558.

It can be divided in two parts, 126 and 386, that added together give a 9-th power (512 = 29).

The spelling of 126386 in words is "one hundred twenty-six thousand, three hundred eighty-six".

Divisors: 1 2 13 26 4861 9722 63193 126386