Base | Representation |
---|---|
bin | 101101111001… |
… | …111110011101 |
3 | 211122101110211 |
4 | 231321332131 |
5 | 11040041244 |
6 | 1105532421 |
7 | 204200254 |
oct | 55717635 |
9 | 24571424 |
10 | 12033949 |
11 | 687a314 |
12 | 4044111 |
13 | 26545a5 |
14 | 185379b |
15 | 10ca934 |
hex | b79f9d |
12033949 has 2 divisors, whose sum is σ = 12033950. Its totient is φ = 12033948.
The previous prime is 12033947. The next prime is 12033953. The reversal of 12033949 is 94933021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11256025 + 777924 = 3355^2 + 882^2 .
It is an emirp because it is prime and its reverse (94933021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12033949 - 21 = 12033947 is a prime.
Together with 12033947, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 12033949.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12033941) 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 as a sum of consecutive naturals, namely, 6016974 + 6016975.
It is an arithmetic number, because the mean of its divisors is an integer number (6016975).
Almost surely, 212033949 is an apocalyptic number.
It is an amenable number.
12033949 is a deficient number, since it is larger than the sum of its proper divisors (1).
12033949 is an equidigital number, since it uses as much as digits as its factorization.
12033949 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5832, while the sum is 31.
The square root of 12033949 is about 3468.9982703945. The cubic root of 12033949 is about 229.1585446965.
The spelling of 12033949 in words is "twelve million, thirty-three thousand, nine hundred forty-nine".
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