Base | Representation |
---|---|
bin | 1110101101000000100… |
… | …10110000011100100100 |
3 | 1210022000021202200221202 |
4 | 13112200102300130210 |
5 | 31234122303221340 |
6 | 1024030314502032 |
7 | 51333223634252 |
oct | 7264022603444 |
9 | 1708007680852 |
10 | 505200445220 |
11 | 185288531a09 |
12 | 81ab2734918 |
13 | 3884268b4b3 |
14 | 1a647b815d2 |
15 | d21c480c15 |
hex | 75a04b0724 |
505200445220 has 48 divisors (see below), whose sum is σ = 1065571718400. Its totient is φ = 201196114560.
The previous prime is 505200445153. The next prime is 505200445229. The reversal of 505200445220 is 22544002505.
It is not an unprimeable number, because it can be changed into a prime (505200445229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4474826 + ... + 4586334.
It is an arithmetic number, because the mean of its divisors is an integer number (22199410800).
Almost surely, 2505200445220 is an apocalyptic number.
It is an amenable number.
505200445220 is an abundant number, since it is smaller than the sum of its proper divisors (560371273180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505200445220 is a wasteful number, since it uses less digits than its factorization.
505200445220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112508 (or 112506 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 29.
Adding to 505200445220 its reverse (22544002505), we get a palindrome (527744447725).
The spelling of 505200445220 in words is "five hundred five billion, two hundred million, four hundred forty-five thousand, two hundred twenty".
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