Base | Representation |
---|---|
bin | 1100011010010110010… |
… | …0100100000110100001 |
3 | 202101101110011110120011 |
4 | 3012211210210012201 |
5 | 11443144143120301 |
6 | 241542421044521 |
7 | 21256032330523 |
oct | 3064544440641 |
9 | 671343143504 |
10 | 213231223201 |
11 | 82481515007 |
12 | 353aa856741 |
13 | 1715258ab29 |
14 | a46b439a13 |
15 | 582ed4ba51 |
hex | 31a59241a1 |
213231223201 has 8 divisors (see below), whose sum is σ = 216029600640. Its totient is φ = 210445093248.
The previous prime is 213231223189. The next prime is 213231223223. The reversal of 213231223201 is 102322132312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213231223201 - 213 = 213231215009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213231223291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3026821 + ... + 3096466.
It is an arithmetic number, because the mean of its divisors is an integer number (27003700080).
Almost surely, 2213231223201 is an apocalyptic number.
It is an amenable number.
213231223201 is a deficient number, since it is larger than the sum of its proper divisors (2798377439).
213231223201 is an equidigital number, since it uses as much as digits as its factorization.
213231223201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6123743.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 213231223201 its reverse (102322132312), we get a palindrome (315553355513).
The spelling of 213231223201 in words is "two hundred thirteen billion, two hundred thirty-one million, two hundred twenty-three thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.118 sec. • engine limits •