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126886 = 263443
BaseRepresentation
bin11110111110100110
320110001111
4132332212
513030021
62415234
71035634
oct367646
9213044
10126886
1187371
126151a
13459a6
1434354
15278e1
hex1efa6

126886 has 4 divisors (see below), whose sum is σ = 190332. Its totient is φ = 63442.

The previous prime is 126859. The next prime is 126913. The reversal of 126886 is 688621.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (126859) and next prime (126913).

It is a super-2 number, since 2×1268862 = 32200113992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31720 + ... + 31723.

It is an arithmetic number, because the mean of its divisors is an integer number (47583).

2126886 is an apocalyptic number.

126886 is a deficient number, since it is larger than the sum of its proper divisors (63446).

126886 is an equidigital number, since it uses as much as digits as its factorization.

126886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63445.

The product of its digits is 4608, while the sum is 31.

The square root of 126886 is about 356.2106118576. The cubic root of 126886 is about 50.2502124526.

The spelling of 126886 in words is "one hundred twenty-six thousand, eight hundred eighty-six".

Divisors: 1 2 63443 126886