Base | Representation |
---|---|
bin | 1000010010000001… |
… | …1101000001100001 |
3 | 12201221011011220002 |
4 | 2010200131001201 |
5 | 14023103200001 |
6 | 1004332425345 |
7 | 106043016053 |
oct | 20440350141 |
9 | 5657134802 |
10 | 2223100001 |
11 | a40977a31 |
12 | 520618255 |
13 | 29575bab5 |
14 | 1713718d3 |
15 | d028146b |
hex | 8481d061 |
2223100001 has 4 divisors (see below), whose sum is σ = 2224910100. Its totient is φ = 2221289904.
The previous prime is 2223099947. The next prime is 2223100003. The reversal of 2223100001 is 1000013222.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1869697600 + 353402401 = 43240^2 + 18799^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2223100001 is a prime.
It is a super-2 number, since 2×22231000012 = 9884347228892400002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2223100003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903206 + ... + 905663.
It is an arithmetic number, because the mean of its divisors is an integer number (556227525).
Almost surely, 22223100001 is an apocalyptic number.
It is an amenable number.
2223100001 is a deficient number, since it is larger than the sum of its proper divisors (1810099).
2223100001 is a wasteful number, since it uses less digits than its factorization.
2223100001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1810098.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 2223100001 is about 47149.7614097887. The cubic root of 2223100001 is about 1305.1276771583.
Adding to 2223100001 its reverse (1000013222), we get a palindrome (3223113223).
The spelling of 2223100001 in words is "two billion, two hundred twenty-three million, one hundred thousand, one".
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