Base | Representation |
---|---|
bin | 1100011010001… |
… | …1100001100100 |
3 | 10121221102012112 |
4 | 3012203201210 |
5 | 101311100040 |
6 | 5055340152 |
7 | 1201263221 |
oct | 306434144 |
9 | 117842175 |
10 | 52050020 |
11 | 27420a50 |
12 | 15521658 |
13 | aa25539 |
14 | 6cac948 |
15 | 4882365 |
hex | 31a3864 |
52050020 has 48 divisors (see below), whose sum is σ = 120451968. Its totient is φ = 18735360.
The previous prime is 52050017. The next prime is 52050049. The reversal of 52050020 is 2005025.
It is a junction number, because it is equal to n+sod(n) for n = 52049977 and 52050004.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21512 + ... + 23808.
It is an arithmetic number, because the mean of its divisors is an integer number (2509416).
Almost surely, 252050020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52050020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60225984).
52050020 is an abundant number, since it is smaller than the sum of its proper divisors (68401948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52050020 is a wasteful number, since it uses less digits than its factorization.
52050020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2420 (or 2418 counting only the distinct ones).
The product of its (nonzero) digits is 100, while the sum is 14.
The square root of 52050020 is about 7214.5699802552. The cubic root of 52050020 is about 373.3707569486.
Adding to 52050020 its reverse (2005025), we get a palindrome (54055045).
The spelling of 52050020 in words is "fifty-two million, fifty thousand, twenty".
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