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104041321231 = 571311821101
BaseRepresentation
bin110000011100101011…
…0001001001100001111
3100221112211002201202211
41200321112021030033
53201034034234411
6115443530331251
710342145432101
oct1407126111417
9327484081684
10104041321231
114013a682601
12181b7289b27
139a70b6b193
14506da8d571
152a8de23221
hex183958930f

104041321231 has 4 divisors (see below), whose sum is σ = 104043199464. Its totient is φ = 104039443000.

The previous prime is 104041321211. The next prime is 104041321253. The reversal of 104041321231 is 132123140401.

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 104041321231 - 25 = 104041321199 is a prime.

It is a super-2 number, since 2×1040413212312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104041321211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853420 + ... + 967681.

It is an arithmetic number, because the mean of its divisors is an integer number (26010799866).

Almost surely, 2104041321231 is an apocalyptic number.

104041321231 is a deficient number, since it is larger than the sum of its proper divisors (1878233).

104041321231 is an equidigital number, since it uses as much as digits as its factorization.

104041321231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878232.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 104041321231 its reverse (132123140401), we get a palindrome (236164461632).

The spelling of 104041321231 in words is "one hundred four billion, forty-one million, three hundred twenty-one thousand, two hundred thirty-one".

Divisors: 1 57131 1821101 104041321231