Base | Representation |
---|---|
bin | 1010001111010… |
… | …1110110100100 |
3 | 2222211002101200 |
4 | 2203311312210 |
5 | 41443400202 |
6 | 4132322500 |
7 | 1031032545 |
oct | 243656644 |
9 | 88732350 |
10 | 42950052 |
11 | 22276012 |
12 | 12473430 |
13 | 8b8a542 |
14 | 59c04cc |
15 | 3b85e1c |
hex | 28f5da4 |
42950052 has 18 divisors (see below), whose sum is σ = 108568278. Its totient is φ = 14316672.
The previous prime is 42950029. The next prime is 42950071. The reversal of 42950052 is 25005924.
It can be written as a sum of positive squares in only one way, i.e., 37161216 + 5788836 = 6096^2 + 2406^2 .
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 = 42949998 and 42950025.
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, 596493 + ... + 596564.
It is an arithmetic number, because the mean of its divisors is an integer number (6031571).
Almost surely, 242950052 is an apocalyptic number.
It is an amenable number.
42950052 is an abundant number, since it is smaller than the sum of its proper divisors (65618226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42950052 is a wasteful number, since it uses less digits than its factorization.
42950052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1193067 (or 1193062 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 42950052 is about 6553.6289183932. The cubic root of 42950052 is about 350.2041040819.
Adding to 42950052 its reverse (25005924), we get a palindrome (67955976).
The spelling of 42950052 in words is "forty-two million, nine hundred fifty thousand, fifty-two".
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