Base | Representation |
---|---|
bin | 111111001111110… |
… | …1110000001101001 |
3 | 12110220101011202002 |
4 | 1332133232001221 |
5 | 13321243303301 |
6 | 550331020345 |
7 | 103406530610 |
oct | 17637560151 |
9 | 5426334662 |
10 | 2122244201 |
11 | 999a51530 |
12 | 4b289a6b5 |
13 | 27a8a88cc |
14 | 161bda877 |
15 | c64ad16b |
hex | 7e7ee069 |
2122244201 has 32 divisors (see below), whose sum is σ = 2766348288. Its totient is φ = 1578709440.
The previous prime is 2122244177. The next prime is 2122244263. The reversal of 2122244201 is 1024422212.
It is a de Polignac number, because none of the positive numbers 2k-2122244201 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2122244291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1339856 + ... + 1341438.
It is an arithmetic number, because the mean of its divisors is an integer number (86448384).
Almost surely, 22122244201 is an apocalyptic number.
It is an amenable number.
2122244201 is a deficient number, since it is larger than the sum of its proper divisors (644104087).
2122244201 is a wasteful number, since it uses less digits than its factorization.
2122244201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2381.
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 2122244201 is about 46067.8217522817. The cubic root of 2122244201 is about 1285.0847952845.
Adding to 2122244201 its reverse (1024422212), we get a palindrome (3146666413).
It can be divided in two parts, 21 and 22244201, that added together give a palindrome (22244222).
The spelling of 2122244201 in words is "two billion, one hundred twenty-two million, two hundred forty-four thousand, two hundred one".
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