Base | Representation |
---|---|
bin | 10110111110001111… |
… | …11001101011100111 |
3 | 1011211112022211022222 |
4 | 23133013321223213 |
5 | 200224312400111 |
6 | 5355453542555 |
7 | 614426350556 |
oct | 133707715347 |
9 | 34745284288 |
10 | 12333325031 |
11 | 5259927705 |
12 | 24824a4a5b |
13 | 121722cb81 |
14 | 84ddc7d9d |
15 | 4c2b637db |
hex | 2df1f9ae7 |
12333325031 has 4 divisors (see below), whose sum is σ = 12333769464. Its totient is φ = 12332880600.
The previous prime is 12333324953. The next prime is 12333325063. The reversal of 12333325031 is 13052333321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13052333321 = 17 ⋅767784313.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12333325031 is a prime.
It is a super-2 number, since 2×123333250312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12333325331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177605 + ... + 237086.
It is an arithmetic number, because the mean of its divisors is an integer number (3083442366).
Almost surely, 212333325031 is an apocalyptic number.
12333325031 is a deficient number, since it is larger than the sum of its proper divisors (444433).
12333325031 is an equidigital number, since it uses as much as digits as its factorization.
12333325031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444432.
The product of its (nonzero) digits is 4860, while the sum is 26.
Adding to 12333325031 its reverse (13052333321), we get a palindrome (25385658352).
The spelling of 12333325031 in words is "twelve billion, three hundred thirty-three million, three hundred twenty-five thousand, thirty-one".
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