Base | Representation |
---|---|
bin | 10110110010000101… |
… | …10101000010101011 |
3 | 1011120102102001012201 |
4 | 23121002311002223 |
5 | 200022210111021 |
6 | 5341411521031 |
7 | 612050415043 |
oct | 133102650253 |
9 | 34512361181 |
10 | 12231332011 |
11 | 52072a4858 |
12 | 24542b9177 |
13 | 11cc06c182 |
14 | 840638723 |
15 | 4b8c18591 |
hex | 2d90b50ab |
12231332011 has 8 divisors (see below), whose sum is σ = 12532225104. Its totient is φ = 11930561280.
The previous prime is 12231331999. The next prime is 12231332039. The reversal of 12231332011 is 11023313221.
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 12231332011 - 221 = 12229234859 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 12231332011.
It is not an unprimeable number, because it can be changed into a prime (12231332411) 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, 191331 + ... + 247123.
It is an arithmetic number, because the mean of its divisors is an integer number (1566528138).
Almost surely, 212231332011 is an apocalyptic number.
12231332011 is a deficient number, since it is larger than the sum of its proper divisors (300893093).
12231332011 is an equidigital number, since it uses as much as digits as its factorization.
12231332011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61181.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 12231332011 its reverse (11023313221), we get a palindrome (23254645232).
The spelling of 12231332011 in words is "twelve billion, two hundred thirty-one million, three hundred thirty-two thousand, eleven".
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