Base | Representation |
---|---|
bin | 1011101000011001… |
… | …0011000101010001 |
3 | 22001120222212022222 |
4 | 2322012103011101 |
5 | 22343241310301 |
6 | 1233451510425 |
7 | 140241242252 |
oct | 27206230521 |
9 | 8046885288 |
10 | 3122213201 |
11 | 1362453a98 |
12 | 731758415 |
13 | 3a9b04943 |
14 | 21893ab29 |
15 | 13418531b |
hex | ba193151 |
3122213201 has 4 divisors (see below), whose sum is σ = 3132062772. Its totient is φ = 3112363632.
The previous prime is 3122213197. The next prime is 3122213207. The reversal of 3122213201 is 1023122213.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1023122213 = 347 ⋅2948479.
It can be written as a sum of positive squares in 2 ways, for example, as 1884862225 + 1237350976 = 43415^2 + 35176^2 .
It is a cyclic number.
It is not a de Polignac number, because 3122213201 - 22 = 3122213197 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3122213201.
It is not an unprimeable number, because it can be changed into a prime (3122213207) 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, 4924310 + ... + 4924943.
It is an arithmetic number, because the mean of its divisors is an integer number (783015693).
Almost surely, 23122213201 is an apocalyptic number.
It is an amenable number.
3122213201 is a deficient number, since it is larger than the sum of its proper divisors (9849571).
3122213201 is an equidigital number, since it uses as much as digits as its factorization.
3122213201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9849570.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3122213201 is about 55876.7679899258. The cubic root of 3122213201 is about 1461.5741452043.
Adding to 3122213201 its reverse (1023122213), we get a palindrome (4145335414).
The spelling of 3122213201 in words is "three billion, one hundred twenty-two million, two hundred thirteen thousand, two hundred one".
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