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126007 = 747383
BaseRepresentation
bin11110110000110111
320101211221
4132300313
513013012
62411211
71033240
oct366067
9211757
10126007
1186742
1260b07
134547b
1433cc7
1527507
hex1ec37

126007 has 8 divisors (see below), whose sum is σ = 147456. Its totient is φ = 105432.

The previous prime is 126001. The next prime is 126011. The reversal of 126007 is 700621.

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

It is a cyclic number.

It is not a de Polignac number, because 126007 - 215 = 93239 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 (126001) 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 7 ways as a sum of consecutive naturals, for example, 138 + ... + 520.

It is an arithmetic number, because the mean of its divisors is an integer number (18432).

2126007 is an apocalyptic number.

126007 is a deficient number, since it is larger than the sum of its proper divisors (21449).

126007 is an equidigital number, since it uses as much as digits as its factorization.

126007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 126007 is about 354.9746469820. The cubic root of 126007 is about 50.1339077210.

Adding to 126007 its reverse (700621), we get a palindrome (826628).

The spelling of 126007 in words is "one hundred twenty-six thousand, seven".

Divisors: 1 7 47 329 383 2681 18001 126007