Base | Representation |
---|---|
bin | 10110110010000011… |
… | …01100000111101001 |
3 | 1011120101211212111010 |
4 | 23121001230013221 |
5 | 200022121031241 |
6 | 5341401254133 |
7 | 612045032163 |
oct | 133101540751 |
9 | 34511755433 |
10 | 12231033321 |
11 | 5207110401 |
12 | 2454194349 |
13 | 11cbc96230 |
14 | 84059b933 |
15 | 4b8ba9d16 |
hex | 2d906c1e9 |
12231033321 has 16 divisors (see below), whose sum is σ = 17650774400. Its totient is φ = 7488961920.
The previous prime is 12231033277. The next prime is 12231033341. The reversal of 12231033321 is 12333013221.
It is not a de Polignac number, because 12231033321 - 26 = 12231033257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12231033341) 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, 780220 + ... + 795741.
It is an arithmetic number, because the mean of its divisors is an integer number (1103173400).
Almost surely, 212231033321 is an apocalyptic number.
It is an amenable number.
12231033321 is a deficient number, since it is larger than the sum of its proper divisors (5419741079).
12231033321 is a wasteful number, since it uses less digits than its factorization.
12231033321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1576176.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 12231033321 its reverse (12333013221), we get a palindrome (24564046542).
The spelling of 12231033321 in words is "twelve billion, two hundred thirty-one million, thirty-three thousand, three hundred twenty-one".
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