Base | Representation |
---|---|
bin | 1011111111111110… |
… | …1011011011011100 |
3 | 22022111010221001101 |
4 | 2333333223123130 |
5 | 23044103004322 |
6 | 1251344122444 |
7 | 142552151152 |
oct | 27777533334 |
9 | 8274127041 |
10 | 3221141212 |
11 | 1403283083 |
12 | 75a906424 |
13 | 3c4461523 |
14 | 227b2d3d2 |
15 | 13cbc7327 |
hex | bffeb6dc |
3221141212 has 12 divisors (see below), whose sum is σ = 5933681320. Its totient is φ = 1525803696.
The previous prime is 3221141201. The next prime is 3221141213. The reversal of 3221141212 is 2121411223.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 3221141212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3221141213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21191643 + ... + 21191794.
Almost surely, 23221141212 is an apocalyptic number.
It is an amenable number.
3221141212 is a deficient number, since it is larger than the sum of its proper divisors (2712540108).
3221141212 is a wasteful number, since it uses less digits than its factorization.
3221141212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42383460 (or 42383458 counting only the distinct ones).
The product of its digits is 192, while the sum is 19.
The square root of 3221141212 is about 56755.0985551078. The cubic root of 3221141212 is about 1476.8506827415.
Adding to 3221141212 its reverse (2121411223), we get a palindrome (5342552435).
The spelling of 3221141212 in words is "three billion, two hundred twenty-one million, one hundred forty-one thousand, two hundred twelve".
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