Base | Representation |
---|---|
bin | 100111100010010110… |
… | …000100111111111011 |
3 | 11001120120012100212012 |
4 | 213202112010333323 |
5 | 1143420222102443 |
6 | 31300252440135 |
7 | 3032001162014 |
oct | 474226047773 |
9 | 131516170765 |
10 | 42452144123 |
11 | 17005146234 |
12 | 828917904b |
13 | 40070c750c |
14 | 20aa12200b |
15 | 1186e0d118 |
hex | 9e2584ffb |
42452144123 has 8 divisors (see below), whose sum is σ = 43377187392. Its totient is φ = 41528009536.
The previous prime is 42452144101. The next prime is 42452144143. The reversal of 42452144123 is 32144125424.
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 42452144123 - 216 = 42452078587 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 42452144123.
It is not an unprimeable number, because it can be changed into a prime (42452144143) 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, 132290 + ... + 320007.
It is an arithmetic number, because the mean of its divisors is an integer number (5422148424).
Almost surely, 242452144123 is an apocalyptic number.
42452144123 is a deficient number, since it is larger than the sum of its proper divisors (925043269).
42452144123 is a wasteful number, since it uses less digits than its factorization.
42452144123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 454341.
The product of its digits is 30720, while the sum is 32.
Adding to 42452144123 its reverse (32144125424), we get a palindrome (74596269547).
The spelling of 42452144123 in words is "forty-two billion, four hundred fifty-two million, one hundred forty-four thousand, one hundred twenty-three".
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