Base | Representation |
---|---|
bin | 1011110001000010111… |
… | …0111011110111011101 |
3 | 201022202202222102221220 |
4 | 2330100232323313131 |
5 | 11302442403432310 |
6 | 232510323443553 |
7 | 20414215240251 |
oct | 2742056736735 |
9 | 638682872856 |
10 | 202144202205 |
11 | 78802150040 |
12 | 332158265b9 |
13 | 160a661548a |
14 | 9ad8b96261 |
15 | 53d181d670 |
hex | 2f10bbbddd |
202144202205 has 16 divisors (see below), whose sum is σ = 352833516864. Its totient is φ = 98009310080.
The previous prime is 202144202177. The next prime is 202144202207. The reversal of 202144202205 is 502202441202.
It is not a de Polignac number, because 202144202205 - 225 = 202110647773 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202144202207) 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, 612558024 + ... + 612558353.
It is an arithmetic number, because the mean of its divisors is an integer number (22052094804).
Almost surely, 2202144202205 is an apocalyptic number.
It is an amenable number.
202144202205 is a deficient number, since it is larger than the sum of its proper divisors (150689314659).
202144202205 is a wasteful number, since it uses less digits than its factorization.
202144202205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1225116396.
The product of its (nonzero) digits is 2560, while the sum is 24.
Adding to 202144202205 its reverse (502202441202), we get a palindrome (704346643407).
The spelling of 202144202205 in words is "two hundred two billion, one hundred forty-four million, two hundred two thousand, two hundred five".
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