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104419 = 722131
BaseRepresentation
bin11001011111100011
312022020101
4121133203
511320134
62123231
7613300
oct313743
9168211
10104419
11714a7
1250517
13386b3
142a0a7
1520e14
hex197e3

104419 has 6 divisors (see below), whose sum is σ = 121524. Its totient is φ = 89460.

The previous prime is 104417. The next prime is 104459. The reversal of 104419 is 914401.

It is not a de Polignac number, because 104419 - 21 = 104417 is a prime.

It is a super-2 number, since 2×1044192 = 21806655122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104396 and 104405.

It is not an unprimeable number, because it can be changed into a prime (104417) 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 5 ways as a sum of consecutive naturals, for example, 1017 + ... + 1114.

It is an arithmetic number, because the mean of its divisors is an integer number (20254).

2104419 is an apocalyptic number.

104419 is a deficient number, since it is larger than the sum of its proper divisors (17105).

104419 is an equidigital number, since it uses as much as digits as its factorization.

104419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 104419 is about 323.1392888523. The cubic root of 104419 is about 47.0897635687.

The spelling of 104419 in words is "one hundred four thousand, four hundred nineteen".

Divisors: 1 7 49 2131 14917 104419