Base | Representation |
---|---|
bin | 10100111000011111… |
… | …10000110001100110 |
3 | 1001221100001200010022 |
4 | 22130033300301212 |
5 | 140430043442410 |
6 | 5052253155142 |
7 | 544553403326 |
oct | 123417606146 |
9 | 31840050108 |
10 | 11211312230 |
11 | 48335478a8 |
12 | 220a78bab2 |
13 | 1098942881 |
14 | 784d99286 |
15 | 4593d0455 |
hex | 29c3f0c66 |
11211312230 has 8 divisors (see below), whose sum is σ = 20180362032. Its totient is φ = 4484524888.
The previous prime is 11211312221. The next prime is 11211312239. The reversal of 11211312230 is 3221311211.
11211312230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (11211312221) and next prime (11211312239).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 11211312199 and 11211312208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11211312239) 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 3 ways as a sum of consecutive naturals, for example, 560565602 + ... + 560565621.
It is an arithmetic number, because the mean of its divisors is an integer number (2522545254).
Almost surely, 211211312230 is an apocalyptic number.
11211312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11211312230 is a deficient number, since it is larger than the sum of its proper divisors (8969049802).
11211312230 is a wasteful number, since it uses less digits than its factorization.
11211312230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1121131230.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 11211312230 its reverse (3221311211), we get a palindrome (14432623441).
The spelling of 11211312230 in words is "eleven billion, two hundred eleven million, three hundred twelve thousand, two hundred thirty".
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