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104415 = 356961
BaseRepresentation
bin11001011111011111
312022020020
4121133133
511320130
62123223
7613263
oct313737
9168206
10104415
11714a3
1250513
13386ac
142a0a3
1520e10
hex197df

104415 has 8 divisors (see below), whose sum is σ = 167088. Its totient is φ = 55680.

The previous prime is 104399. The next prime is 104417. The reversal of 104415 is 514401.

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

It is not a de Polignac number, because 104415 - 24 = 104399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 6961 = 104415 / (1 + 0 + 4 + 4 + 1 + 5).

It is a junction number, because it is equal to n+sod(n) for n = 104394 and 104403.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3466 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (20886).

2104415 is an apocalyptic number.

104415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104415 is a deficient number, since it is larger than the sum of its proper divisors (62673).

104415 is an equidigital number, since it uses as much as digits as its factorization.

104415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6969.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 104415 is about 323.1330995116. The cubic root of 104415 is about 47.0891622686.

Adding to 104415 its reverse (514401), we get a palindrome (618816).

The spelling of 104415 in words is "one hundred four thousand, four hundred fifteen".

Divisors: 1 3 5 15 6961 20883 34805 104415