Base | Representation |
---|---|
bin | 10100101000110001… |
… | …111011000101101001 |
3 | 2010012022002110012121 |
4 | 110220301323011221 |
5 | 330340201342301 |
6 | 14102452311241 |
7 | 1413056332054 |
oct | 245061730551 |
9 | 63168073177 |
10 | 22159012201 |
11 | 9441203927 |
12 | 4365012521 |
13 | 2121a87c51 |
14 | 1102d33a9b |
15 | 89a58d3a1 |
hex | 528c7b169 |
22159012201 has 4 divisors (see below), whose sum is σ = 22923116100. Its totient is φ = 21394908304.
The previous prime is 22159012193. The next prime is 22159012231. The reversal of 22159012201 is 10221095122.
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 18265252201 + 3893760000 = 135149^2 + 62400^2 .
It is a cyclic number.
It is not a de Polignac number, because 22159012201 - 23 = 22159012193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22159012231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382051906 + ... + 382051963.
It is an arithmetic number, because the mean of its divisors is an integer number (5730779025).
Almost surely, 222159012201 is an apocalyptic number.
It is an amenable number.
22159012201 is a deficient number, since it is larger than the sum of its proper divisors (764103899).
22159012201 is an equidigital number, since it uses as much as digits as its factorization.
22159012201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764103898.
The product of its (nonzero) digits is 720, while the sum is 25.
The spelling of 22159012201 in words is "twenty-two billion, one hundred fifty-nine million, twelve thousand, two hundred one".
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