Base | Representation |
---|---|
bin | 11100111001101110… |
… | …010110001110010001 |
3 | 2222002202111000112211 |
4 | 130321232112032101 |
5 | 1002024001101113 |
6 | 22131221352121 |
7 | 2146014014662 |
oct | 347156261621 |
9 | 88082430484 |
10 | 31033222033 |
11 | 12185499040 |
12 | 6020b68641 |
13 | 2c07464998 |
14 | 1705763369 |
15 | c196bdb3d |
hex | 739b96391 |
31033222033 has 16 divisors (see below), whose sum is σ = 36128139264. Its totient is φ = 26343394560.
The previous prime is 31033222021. The next prime is 31033222039. The reversal of 31033222033 is 33022233013.
It is a cyclic number.
It is not a de Polignac number, because 31033222033 - 25 = 31033222001 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31033221995 and 31033222013.
It is not an unprimeable number, because it can be changed into a prime (31033222039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629610 + ... + 677107.
It is an arithmetic number, because the mean of its divisors is an integer number (2258008704).
Almost surely, 231033222033 is an apocalyptic number.
It is an amenable number.
31033222033 is a deficient number, since it is larger than the sum of its proper divisors (5094917231).
31033222033 is a wasteful number, since it uses less digits than its factorization.
31033222033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1306872.
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 31033222033 its reverse (33022233013), we get a palindrome (64055455046).
The spelling of 31033222033 in words is "thirty-one billion, thirty-three million, two hundred twenty-two thousand, thirty-three".
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