Base | Representation |
---|---|
bin | 100111100001110001… |
… | …111110100100011001 |
3 | 11001112220101120100101 |
4 | 213201301332210121 |
5 | 1143410311234401 |
6 | 31255313535401 |
7 | 3031524555406 |
oct | 474161764431 |
9 | 131486346311 |
10 | 42442680601 |
11 | 16aaa872142 |
12 | 8285b74561 |
13 | 4005162bb9 |
14 | 20a8b7b2ad |
15 | 118618e101 |
hex | 9e1c7e919 |
42442680601 has 2 divisors, whose sum is σ = 42442680602. Its totient is φ = 42442680600.
The previous prime is 42442680593. The next prime is 42442680647. The reversal of 42442680601 is 10608624424.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 42127973001 + 314707600 = 205251^2 + 17740^2 .
It is a cyclic number.
It is not a de Polignac number, because 42442680601 - 23 = 42442680593 is a prime.
It is a super-2 number, since 2×424426806012 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (42448680601) 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 as a sum of consecutive naturals, namely, 21221340300 + 21221340301.
It is an arithmetic number, because the mean of its divisors is an integer number (21221340301).
Almost surely, 242442680601 is an apocalyptic number.
It is an amenable number.
42442680601 is a deficient number, since it is larger than the sum of its proper divisors (1).
42442680601 is an equidigital number, since it uses as much as digits as its factorization.
42442680601 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 73728, while the sum is 37.
The spelling of 42442680601 in words is "forty-two billion, four hundred forty-two million, six hundred eighty thousand, six hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •