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104431223 = 1341195931
BaseRepresentation
bin1100011100101…
…11111001110111
321021111122201002
412032113321313
5203213244343
614210153515
72405436131
oct616277167
9237448632
10104431223
1153a487a6
122ab8289b
1318835730
14dc26051
15927c8b8
hex6397e77

104431223 has 8 divisors (see below), whose sum is σ = 115208016. Its totient is φ = 94046400.

The previous prime is 104431213. The next prime is 104431231. The reversal of 104431223 is 322134401.

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

It is a cyclic number.

It is not a de Polignac number, because 104431223 - 28 = 104430967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104431195 and 104431204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104431213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97433 + ... + 98498.

It is an arithmetic number, because the mean of its divisors is an integer number (14401002).

Almost surely, 2104431223 is an apocalyptic number.

104431223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104431223 is a deficient number, since it is larger than the sum of its proper divisors (10776793).

104431223 is a wasteful number, since it uses less digits than its factorization.

104431223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195985.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 104431223 is about 10219.1596034116. The cubic root of 104431223 is about 470.9160089623.

Adding to 104431223 its reverse (322134401), we get a palindrome (426565624).

The spelling of 104431223 in words is "one hundred four million, four hundred thirty-one thousand, two hundred twenty-three".

Divisors: 1 13 41 533 195931 2547103 8033171 104431223