Base | Representation |
---|---|
bin | 1000001111011010… |
… | …0010001101100001 |
3 | 12201011110220002111 |
4 | 2003312202031201 |
5 | 14012300024301 |
6 | 1003301115321 |
7 | 105550430536 |
oct | 20366421541 |
9 | 5634426074 |
10 | 2212111201 |
11 | a35751983 |
12 | 5189b8b41 |
13 | 2933b2151 |
14 | 16db10d8d |
15 | ce310551 |
hex | 83da2361 |
2212111201 has 2 divisors, whose sum is σ = 2212111202. Its totient is φ = 2212111200.
The previous prime is 2212111183. The next prime is 2212111207. The reversal of 2212111201 is 1021112122.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1154300625 + 1057810576 = 33975^2 + 32524^2 .
It is a cyclic number.
It is not a de Polignac number, because 2212111201 - 25 = 2212111169 is a prime.
It is not a weakly prime, because it can be changed into another prime (2212111207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106055600 + 1106055601.
It is an arithmetic number, because the mean of its divisors is an integer number (1106055601).
Almost surely, 22212111201 is an apocalyptic number.
It is an amenable number.
2212111201 is a deficient number, since it is larger than the sum of its proper divisors (1).
2212111201 is an equidigital number, since it uses as much as digits as its factorization.
2212111201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 13.
The square root of 2212111201 is about 47033.0862372437. The cubic root of 2212111201 is about 1302.9737055812.
Adding to 2212111201 its reverse (1021112122), we get a palindrome (3233223323).
The spelling of 2212111201 in words is "two billion, two hundred twelve million, one hundred eleven thousand, two hundred one".
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