Base | Representation |
---|---|
bin | 1010001100111… |
… | …1110000111001 |
3 | 2222112011101111 |
4 | 2203033300321 |
5 | 41423402131 |
6 | 4125120321 |
7 | 1026512653 |
oct | 243176071 |
9 | 88464344 |
10 | 42794041 |
11 | 22179884 |
12 | 123b90a1 |
13 | 8b34524 |
14 | 597d6d3 |
15 | 3b54ab1 |
hex | 28cfc39 |
42794041 has 2 divisors, whose sum is σ = 42794042. Its totient is φ = 42794040.
The previous prime is 42794029. The next prime is 42794071. The reversal of 42794041 is 14049724.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26625600 + 16168441 = 5160^2 + 4021^2 .
It is a cyclic number.
It is not a de Polignac number, because 42794041 - 25 = 42794009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42793994 and 42794012.
It is not a weakly prime, because it can be changed into another prime (42794071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21397020 + 21397021.
It is an arithmetic number, because the mean of its divisors is an integer number (21397021).
Almost surely, 242794041 is an apocalyptic number.
It is an amenable number.
42794041 is a deficient number, since it is larger than the sum of its proper divisors (1).
42794041 is an equidigital number, since it uses as much as digits as its factorization.
42794041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 42794041 is about 6541.7154478011. The cubic root of 42794041 is about 349.7795645969.
The spelling of 42794041 in words is "forty-two million, seven hundred ninety-four thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •