Base | Representation |
---|---|
bin | 1110010100010… |
… | …10010010111011 |
3 | 22100222220212212 |
4 | 13022022102323 |
5 | 221221312443 |
6 | 15530125335 |
7 | 2655603536 |
oct | 712122273 |
9 | 270886785 |
10 | 120104123 |
11 | 61883007 |
12 | 3428084b |
13 | 1bb62439 |
14 | 11d45a1d |
15 | a826618 |
hex | 728a4bb |
120104123 has 2 divisors, whose sum is σ = 120104124. Its totient is φ = 120104122.
The previous prime is 120104081. The next prime is 120104141. The reversal of 120104123 is 321401021.
It is a strong prime.
It is an emirp because it is prime and its reverse (321401021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120104123 - 212 = 120100027 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 120104098 and 120104107.
It is not a weakly prime, because it can be changed into another prime (120104623) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60052061 + 60052062.
It is an arithmetic number, because the mean of its divisors is an integer number (60052062).
Almost surely, 2120104123 is an apocalyptic number.
120104123 is a deficient number, since it is larger than the sum of its proper divisors (1).
120104123 is an equidigital number, since it uses as much as digits as its factorization.
120104123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 120104123 is about 10959.2026626028. The cubic root of 120104123 is about 493.3850344018.
Adding to 120104123 its reverse (321401021), we get a palindrome (441505144).
The spelling of 120104123 in words is "one hundred twenty million, one hundred four thousand, one hundred twenty-three".
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