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104807 = 311337
BaseRepresentation
bin11001100101100111
312022202202
4121211213
511323212
62125115
7614363
oct314547
9168682
10104807
117181a
125079b
1338921
142a2a3
15210c2
hex19967

104807 has 4 divisors (see below), whose sum is σ = 105456. Its totient is φ = 104160.

The previous prime is 104803. The next prime is 104827. The reversal of 104807 is 708401.

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: 708401 = 2812521.

It is a cyclic number.

It is not a de Polignac number, because 104807 - 22 = 104803 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 104807.

It is not an unprimeable number, because it can be changed into a prime (104801) 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, 143 + ... + 479.

It is an arithmetic number, because the mean of its divisors is an integer number (26364).

2104807 is an apocalyptic number.

104807 is a deficient number, since it is larger than the sum of its proper divisors (649).

104807 is an equidigital number, since it uses as much as digits as its factorization.

104807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 104807 is about 323.7390924803. The cubic root of 104807 is about 47.1480168387.

The spelling of 104807 in words is "one hundred four thousand, eight hundred seven".

Divisors: 1 311 337 104807