Base | Representation |
---|---|
bin | 100111010110010011… |
… | …001000110101110101 |
3 | 11001001110220202111112 |
4 | 213112103020311311 |
5 | 1143012002444322 |
6 | 31224233044405 |
7 | 3023665321055 |
oct | 472623106565 |
9 | 131043822445 |
10 | 42250046837 |
11 | 16a11060589 |
12 | 8231556705 |
13 | 3ca428771b |
14 | 208b355565 |
15 | 11742dc5e2 |
hex | 9d64c8d75 |
42250046837 has 2 divisors, whose sum is σ = 42250046838. Its totient is φ = 42250046836.
The previous prime is 42250046831. The next prime is 42250046887. The reversal of 42250046837 is 73864005224.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26153034961 + 16097011876 = 161719^2 + 126874^2 .
It is a cyclic number.
It is not a de Polignac number, because 42250046837 - 224 = 42233269621 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42250046794 and 42250046803.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42250046831) 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, 21125023418 + 21125023419.
It is an arithmetic number, because the mean of its divisors is an integer number (21125023419).
Almost surely, 242250046837 is an apocalyptic number.
It is an amenable number.
42250046837 is a deficient number, since it is larger than the sum of its proper divisors (1).
42250046837 is an equidigital number, since it uses as much as digits as its factorization.
42250046837 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 322560, while the sum is 41.
The spelling of 42250046837 in words is "forty-two billion, two hundred fifty million, forty-six thousand, eight hundred thirty-seven".
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