Base | Representation |
---|---|
bin | 1100011010010110001… |
… | …1110000100100000111 |
3 | 202101101102202201222201 |
4 | 3012211203300210013 |
5 | 11443144114341403 |
6 | 241542412335331 |
7 | 21256030461214 |
oct | 3064543604407 |
9 | 671342681881 |
10 | 213231012103 |
11 | 8248139044a |
12 | 353aa774547 |
13 | 17152515a15 |
14 | a46b3c2b0b |
15 | 582ed0921d |
hex | 31a58f0907 |
213231012103 has 8 divisors (see below), whose sum is σ = 215314070400. Its totient is φ = 211148201208.
The previous prime is 213231012101. The next prime is 213231012107. The reversal of 213231012103 is 301210132312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 213231012103 - 21 = 213231012101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213231012101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006028 + ... + 2109646.
It is an arithmetic number, because the mean of its divisors is an integer number (26914258800).
Almost surely, 2213231012103 is an apocalyptic number.
213231012103 is a deficient number, since it is larger than the sum of its proper divisors (2083058297).
213231012103 is a wasteful number, since it uses less digits than its factorization.
213231012103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123701.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 213231012103 its reverse (301210132312), we get a palindrome (514441144415).
The spelling of 213231012103 in words is "two hundred thirteen billion, two hundred thirty-one million, twelve thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •