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104251 = 753281
BaseRepresentation
bin11001011100111011
312022000011
4121130323
511314001
62122351
7612640
oct313473
9168004
10104251
1171364
12503b7
13385b4
1429dc7
1520d51
hex1973b

104251 has 8 divisors (see below), whose sum is σ = 121824. Its totient is φ = 87360.

The previous prime is 104243. The next prime is 104281. The reversal of 104251 is 152401.

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

It is not a de Polignac number, because 104251 - 23 = 104243 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104231) 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, 231 + ... + 511.

It is an arithmetic number, because the mean of its divisors is an integer number (15228).

2104251 is an apocalyptic number.

104251 is a deficient number, since it is larger than the sum of its proper divisors (17573).

104251 is an equidigital number, since it uses as much as digits as its factorization.

104251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 104251 is about 322.8792343896. The cubic root of 104251 is about 47.0644957317.

Adding to 104251 its reverse (152401), we get a palindrome (256652).

The spelling of 104251 in words is "one hundred four thousand, two hundred fifty-one".

Divisors: 1 7 53 281 371 1967 14893 104251