Base | Representation |
---|---|
bin | 11100101010010… |
… | …00110011101011 |
3 | 121202101201011002 |
4 | 32111020303223 |
5 | 443022001443 |
6 | 35505025215 |
7 | 5646361064 |
oct | 1625106353 |
9 | 552351132 |
10 | 240422123 |
11 | 113791777 |
12 | 6862520b |
13 | 3aa6b016 |
14 | 23d0556b |
15 | 161912b8 |
hex | e548ceb |
240422123 has 4 divisors (see below), whose sum is σ = 240465120. Its totient is φ = 240379128.
The previous prime is 240422113. The next prime is 240422129. The reversal of 240422123 is 321224042.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321224042 = 2 ⋅160612021.
It is a cyclic number.
It is not a de Polignac number, because 240422123 - 212 = 240418027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 240422095 and 240422104.
It is not an unprimeable number, because it can be changed into a prime (240422129) 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, 11588 + ... + 24801.
It is an arithmetic number, because the mean of its divisors is an integer number (60116280).
Almost surely, 2240422123 is an apocalyptic number.
240422123 is a deficient number, since it is larger than the sum of its proper divisors (42997).
240422123 is an equidigital number, since it uses as much as digits as its factorization.
240422123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42996.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 240422123 is about 15505.5513607224. The cubic root of 240422123 is about 621.8106306547.
Adding to 240422123 its reverse (321224042), we get a palindrome (561646165).
The spelling of 240422123 in words is "two hundred forty million, four hundred twenty-two thousand, one hundred twenty-three".
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