Base | Representation |
---|---|
bin | 100111111101101001… |
… | …110101111010100100 |
3 | 11002202111022121100200 |
4 | 213331221311322210 |
5 | 1200340014410202 |
6 | 31413540510500 |
7 | 3046233421521 |
oct | 477551657244 |
9 | 132674277320 |
10 | 42910310052 |
11 | 1721a82a065 |
12 | 83966ab430 |
13 | 407acc300c |
14 | 2110d08148 |
15 | 11b2260e1c |
hex | 9fda75ea4 |
42910310052 has 18 divisors (see below), whose sum is σ = 108467728278. Its totient is φ = 14303436672.
The previous prime is 42910309987. The next prime is 42910310071. The reversal of 42910310052 is 25001301924.
It can be written as a sum of positive squares in only one way, i.e., 42801816996 + 108493056 = 206886^2 + 10416^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a junction number, because it is equal to n+sod(n) for n = 42910309998 and 42910310025.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 595976493 + ... + 595976564.
Almost surely, 242910310052 is an apocalyptic number.
It is an amenable number.
42910310052 is an abundant number, since it is smaller than the sum of its proper divisors (65557418226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42910310052 is a wasteful number, since it uses less digits than its factorization.
42910310052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1191953067 (or 1191953062 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
Adding to 42910310052 its reverse (25001301924), we get a palindrome (67911611976).
The spelling of 42910310052 in words is "forty-two billion, nine hundred ten million, three hundred ten thousand, fifty-two".
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