Base | Representation |
---|---|
bin | 11010001010110… |
… | …01110001010011 |
3 | 120022001202221110 |
4 | 31011121301103 |
5 | 422144120313 |
6 | 33441024403 |
7 | 5303614146 |
oct | 1505316123 |
9 | 508052843 |
10 | 219520083 |
11 | 102a05762 |
12 | 61625103 |
13 | 36630153 |
14 | 2122405d |
15 | 14412ec3 |
hex | d159c53 |
219520083 has 16 divisors (see below), whose sum is σ = 302676992. Its totient is φ = 141372000.
The previous prime is 219520079. The next prime is 219520097. The reversal of 219520083 is 380025912.
It is a happy number.
219520083 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 219520083 - 22 = 219520079 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 219520083.
It is not an unprimeable number, because it can be changed into a prime (219520003) 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, 59688 + ... + 63258.
It is an arithmetic number, because the mean of its divisors is an integer number (18917312).
Almost surely, 2219520083 is an apocalyptic number.
219520083 is a deficient number, since it is larger than the sum of its proper divisors (83156909).
219520083 is a wasteful number, since it uses less digits than its factorization.
219520083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4266.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 219520083 is about 14816.2101429482. The cubic root of 219520083 is about 603.2417892370.
Adding to 219520083 its reverse (380025912), we get a palindrome (599545995).
The spelling of 219520083 in words is "two hundred nineteen million, five hundred twenty thousand, eighty-three".
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