Base | Representation |
---|---|
bin | 100111110100000001… |
… | …010111011010101011 |
3 | 11002100020020012010011 |
4 | 213310001113122223 |
5 | 1200022132020202 |
6 | 31345525032351 |
7 | 3042231664222 |
oct | 476401273253 |
9 | 132306205104 |
10 | 42748704427 |
11 | 171475903a0 |
12 | 83505556b7 |
13 | 405368c7a0 |
14 | 20d767bcb9 |
15 | 11a2e8cbd7 |
hex | 9f40576ab |
42748704427 has 8 divisors (see below), whose sum is σ = 50222254320. Its totient is φ = 35873038560.
The previous prime is 42748704403. The next prime is 42748704433. The reversal of 42748704427 is 72440784724.
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 42748704427 - 235 = 8388966059 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42748704497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149470852 + ... + 149471137.
It is an arithmetic number, because the mean of its divisors is an integer number (6277781790).
Almost surely, 242748704427 is an apocalyptic number.
42748704427 is a deficient number, since it is larger than the sum of its proper divisors (7473549893).
42748704427 is a wasteful number, since it uses less digits than its factorization.
42748704427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 298942013.
The product of its (nonzero) digits is 2809856, while the sum is 49.
The spelling of 42748704427 in words is "forty-two billion, seven hundred forty-eight million, seven hundred four thousand, four hundred twenty-seven".
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