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104407 = 131797
BaseRepresentation
bin11001011111010111
312022012221
4121133113
511320112
62123211
7613252
oct313727
9168187
10104407
1171496
1250507
13386a4
142a099
1520e07
hex197d7

104407 has 4 divisors (see below), whose sum is σ = 105336. Its totient is φ = 103480.

The previous prime is 104399. The next prime is 104417. The reversal of 104407 is 704401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 704401 = 5911939.

It is a cyclic number.

It is not a de Polignac number, because 104407 - 23 = 104399 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 (104417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268 + ... + 529.

It is an arithmetic number, because the mean of its divisors is an integer number (26334).

2104407 is an apocalyptic number.

104407 is a deficient number, since it is larger than the sum of its proper divisors (929).

104407 is an equidigital number, since it uses as much as digits as its factorization.

104407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 104407 is about 323.1207204746. The cubic root of 104407 is about 47.0879596223.

Adding to 104407 its reverse (704401), we get a palindrome (808808).

The spelling of 104407 in words is "one hundred four thousand, four hundred seven", and thus it is an iban number.

Divisors: 1 131 797 104407