Base | Representation |
---|---|
bin | 10100100110100100… |
… | …101110111010000001 |
3 | 2010002201110001000101 |
4 | 110212210232322001 |
5 | 330301213000001 |
6 | 14055051122401 |
7 | 1412126616553 |
oct | 244644567201 |
9 | 63081401011 |
10 | 22122000001 |
11 | 9422324032 |
12 | 4354743401 |
13 | 21171c933a |
14 | 10dc05b4d3 |
15 | 8971cba01 |
hex | 52692ee81 |
22122000001 has 8 divisors (see below), whose sum is σ = 23085714240. Its totient is φ = 21158443152.
The previous prime is 22121999969. The next prime is 22122000011. The reversal of 22122000001 is 10000022122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22122000001 - 25 = 22121999969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22122000011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316431 + ... + 379963.
It is an arithmetic number, because the mean of its divisors is an integer number (2885714280).
Almost surely, 222122000001 is an apocalyptic number.
It is an amenable number.
22122000001 is a deficient number, since it is larger than the sum of its proper divisors (963714239).
22122000001 is a wasteful number, since it uses less digits than its factorization.
22122000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78695.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 22122000001 its reverse (10000022122), we get a palindrome (32122022123).
The spelling of 22122000001 in words is "twenty-two billion, one hundred twenty-two million, one", and thus it is an aban number.
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