Base | Representation |
---|---|
bin | 1011100011011000… |
… | …1100001000011101 |
3 | 22000010110221202122 |
4 | 2320312030020131 |
5 | 22322402310323 |
6 | 1231421432325 |
7 | 136564606640 |
oct | 27066141035 |
9 | 8003427678 |
10 | 3101213213 |
11 | 135161042a |
12 | 72670b6a5 |
13 | 3a5661307 |
14 | 215c31a57 |
15 | 1323d7ec8 |
hex | b8d8c21d |
3101213213 has 16 divisors (see below), whose sum is σ = 3574179840. Its totient is φ = 2635810416.
The previous prime is 3101213209. The next prime is 3101213239. The reversal of 3101213213 is 3123121013.
It is a cyclic number.
It is not a de Polignac number, because 3101213213 - 22 = 3101213209 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3101213191 and 3101213200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3101213273) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510170 + ... + 516212.
It is an arithmetic number, because the mean of its divisors is an integer number (223386240).
Almost surely, 23101213213 is an apocalyptic number.
It is an amenable number.
3101213213 is a deficient number, since it is larger than the sum of its proper divisors (472966627).
3101213213 is a wasteful number, since it uses less digits than its factorization.
3101213213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6656.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 3101213213 is about 55688.5375369115. The cubic root of 3101213213 is about 1458.2899245187.
Adding to 3101213213 its reverse (3123121013), we get a palindrome (6224334226).
The spelling of 3101213213 in words is "three billion, one hundred one million, two hundred thirteen thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •