Base | Representation |
---|---|
bin | 1011111011001… |
… | …1111010100010 |
3 | 10111010021112200 |
4 | 2332303322202 |
5 | 100301120002 |
6 | 4544034030 |
7 | 1145106624 |
oct | 276637242 |
9 | 114107480 |
10 | 50020002 |
11 | 2626484a |
12 | 14902916 |
13 | a494546 |
14 | 6900c14 |
15 | 45d0b1c |
hex | 2fb3ea2 |
50020002 has 18 divisors (see below), whose sum is σ = 108441723. Its totient is φ = 16663332.
The previous prime is 50019971. The next prime is 50020013. The reversal of 50020002 is 20002005.
It can be written as a sum of positive squares in only one way, i.e., 25010001 + 25010001 = 5001^2 + 5001^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5001.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29173 + ... + 30839.
Almost surely, 250020002 is an apocalyptic number.
50020002 is an abundant number, since it is smaller than the sum of its proper divisors (58421721).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50020002 is an equidigital number, since it uses as much as digits as its factorization.
50020002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3342 (or 1672 counting only the distinct ones).
The product of its (nonzero) digits is 20, while the sum is 9.
The square root of 50020002 is about 7072.4820254278. The cubic root of 50020002 is about 368.4522686468.
Adding to 50020002 its reverse (20002005), we get a palindrome (70022007).
It can be divided in two parts, 500 and 20002, that added together give a palindrome (20502).
The spelling of 50020002 in words is "fifty million, twenty thousand, two".
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