Base | Representation |
---|---|
bin | 1011101000010111… |
… | …1111000100000001 |
3 | 22001120211200211221 |
4 | 2322011333010001 |
5 | 22343231144301 |
6 | 1233450035041 |
7 | 140240451220 |
oct | 27205770401 |
9 | 8046750757 |
10 | 3122131201 |
11 | 13623a8422 |
12 | 731718a81 |
13 | 3a9aa6517 |
14 | 218918cb7 |
15 | 13416ada1 |
hex | ba17f101 |
3122131201 has 4 divisors (see below), whose sum is σ = 3568149952. Its totient is φ = 2676112452.
The previous prime is 3122131193. The next prime is 3122131211. The reversal of 3122131201 is 1021312213.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1021312213 = 17 ⋅60077189.
It is a cyclic number.
It is not a de Polignac number, because 3122131201 - 23 = 3122131193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3122131211) 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, 223009365 + ... + 223009378.
It is an arithmetic number, because the mean of its divisors is an integer number (892037488).
Almost surely, 23122131201 is an apocalyptic number.
It is an amenable number.
3122131201 is a deficient number, since it is larger than the sum of its proper divisors (446018751).
3122131201 is an equidigital number, since it uses as much as digits as its factorization.
3122131201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446018750.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 3122131201 is about 55876.0342275649. The cubic root of 3122131201 is about 1461.5613497799.
Adding to 3122131201 its reverse (1021312213), we get a palindrome (4143443414).
The spelling of 3122131201 in words is "three billion, one hundred twenty-two million, one hundred thirty-one thousand, two hundred one".
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