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260808 = 23310867
BaseRepresentation
bin111111101011001000
3111020202120
4333223020
531321213
65331240
72134242
oct775310
9436676
10260808
11168a49
12106b20
1391932
146b092
1552423
hex3fac8

260808 has 16 divisors (see below), whose sum is σ = 652080. Its totient is φ = 86928.

The previous prime is 260807. The next prime is 260809. The reversal of 260808 is 808062.

260808 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (260807) and next prime (260809).

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 10867 = 260808 / (2 + 6 + 0 + 8 + 0 + 8).

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (260807) 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 3 ways as a sum of consecutive naturals, for example, 5410 + ... + 5457.

It is an arithmetic number, because the mean of its divisors is an integer number (40755).

2260808 is an apocalyptic number.

It is an amenable number.

260808 is an abundant number, since it is smaller than the sum of its proper divisors (391272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260808 is a wasteful number, since it uses less digits than its factorization.

260808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10876 (or 10872 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 260808 is about 510.6936459366. The cubic root of 260808 is about 63.8910908154.

The spelling of 260808 in words is "two hundred sixty thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 10867 21734 32601 43468 65202 86936 130404 260808