Base | Representation |
---|---|
bin | 100111110100001010… |
… | …010010100111101111 |
3 | 11002100101122001111221 |
4 | 213310022102213233 |
5 | 1200023231402304 |
6 | 31350051124211 |
7 | 3042260610322 |
oct | 476412224757 |
9 | 132311561457 |
10 | 42751044079 |
11 | 17148939197 |
12 | 83512a3667 |
13 | 4053ccb6b3 |
14 | 20d7aca7b9 |
15 | 11a32a1054 |
hex | 9f42929ef |
42751044079 has 4 divisors (see below), whose sum is σ = 42754506640. Its totient is φ = 42747581520.
The previous prime is 42751044073. The next prime is 42751044121. The reversal of 42751044079 is 97044015724.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42751044079 - 221 = 42748946927 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42751044073) 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, 1712694 + ... + 1737475.
It is an arithmetic number, because the mean of its divisors is an integer number (10688626660).
Almost surely, 242751044079 is an apocalyptic number.
42751044079 is a deficient number, since it is larger than the sum of its proper divisors (3462561).
42751044079 is a wasteful number, since it uses less digits than its factorization.
42751044079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3462560.
The product of its (nonzero) digits is 282240, while the sum is 43.
The spelling of 42751044079 in words is "forty-two billion, seven hundred fifty-one million, forty-four thousand, seventy-nine".
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