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104012323 = 643161761
BaseRepresentation
bin1100011001100…
…01101000100011
321020201101002021
412030301220203
5203111343243
614153202311
72402042632
oct614615043
9236641067
10104012323
1153791aa8
122aa00397
1318719b6c
14db57519
1591e86ed
hex6331a23

104012323 has 4 divisors (see below), whose sum is σ = 104174728. Its totient is φ = 103849920.

The previous prime is 104012317. The next prime is 104012351. The reversal of 104012323 is 323210401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104012323 - 221 = 101915171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104012297 and 104012306.

It is not an unprimeable number, because it can be changed into a prime (104012353) 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, 80238 + ... + 81523.

It is an arithmetic number, because the mean of its divisors is an integer number (26043682).

Almost surely, 2104012323 is an apocalyptic number.

104012323 is a deficient number, since it is larger than the sum of its proper divisors (162405).

104012323 is an equidigital number, since it uses as much as digits as its factorization.

104012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162404.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 104012323 is about 10198.6431940724. The cubic root of 104012323 is about 470.2855108474.

Adding to 104012323 its reverse (323210401), we get a palindrome (427222724).

The spelling of 104012323 in words is "one hundred four million, twelve thousand, three hundred twenty-three".

Divisors: 1 643 161761 104012323