Base | Representation |
---|---|
bin | 10100101100011110… |
… | …110001111110011001 |
3 | 2010100121220222202212 |
4 | 110230132301332121 |
5 | 331002100244001 |
6 | 14112551204505 |
7 | 1414442154566 |
oct | 245436617631 |
9 | 63317828685 |
10 | 22221103001 |
11 | 9473262639 |
12 | 4381976735 |
13 | 21318b7776 |
14 | 110b29786d |
15 | 8a0c557bb |
hex | 52c7b1f99 |
22221103001 has 4 divisors (see below), whose sum is σ = 22293484752. Its totient is φ = 22148721252.
The previous prime is 22221102989. The next prime is 22221103013. The reversal of 22221103001 is 10030112222.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (22221102989) and next prime (22221103013).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22221103001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22221103031) 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, 36190415 + ... + 36191028.
It is an arithmetic number, because the mean of its divisors is an integer number (5573371188).
Almost surely, 222221103001 is an apocalyptic number.
It is an amenable number.
22221103001 is a deficient number, since it is larger than the sum of its proper divisors (72381751).
22221103001 is an equidigital number, since it uses as much as digits as its factorization.
22221103001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72381750.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 22221103001 its reverse (10030112222), we get a palindrome (32251215223).
The spelling of 22221103001 in words is "twenty-two billion, two hundred twenty-one million, one hundred three thousand, one".
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