Base | Representation |
---|---|
bin | 11101111011111… |
… | …010010001011010 |
3 | 1022000001122212000 |
4 | 131323322101122 |
5 | 2012033310232 |
6 | 121500501430 |
7 | 15306002340 |
oct | 3573722132 |
9 | 1260048760 |
10 | 502244442 |
11 | 23855a757 |
12 | 12024a876 |
13 | 8008c87b |
14 | 4a9bb990 |
15 | 2e15d27c |
hex | 1defa45a |
502244442 has 64 divisors (see below), whose sum is σ = 1342694400. Its totient is φ = 135943920.
The previous prime is 502244419. The next prime is 502244443. The reversal of 502244442 is 244442205.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (502244443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27784 + ... + 42147.
It is an arithmetic number, because the mean of its divisors is an integer number (20979600).
Almost surely, 2502244442 is an apocalyptic number.
502244442 is an abundant number, since it is smaller than the sum of its proper divisors (840449958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
502244442 is a wasteful number, since it uses less digits than its factorization.
502244442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69968 (or 69962 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 27.
The square root of 502244442 is about 22410.8108287050. The cubic root of 502244442 is about 794.8863632521.
Adding to 502244442 its reverse (244442205), we get a palindrome (746686647).
The spelling of 502244442 in words is "five hundred two million, two hundred forty-four thousand, four hundred forty-two".
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