Base | Representation |
---|---|
bin | 10111001010001000… |
… | …10000100011001101 |
3 | 1012002110221112112022 |
4 | 23211010100203031 |
5 | 200430324032141 |
6 | 5413415015525 |
7 | 620050016564 |
oct | 134504204315 |
9 | 35073845468 |
10 | 12433033421 |
11 | 530013a036 |
12 | 24ab96a5a5 |
13 | 1231aa0a13 |
14 | 85d340bdb |
15 | 4cb7abb4b |
hex | 2e51108cd |
12433033421 has 4 divisors (see below), whose sum is σ = 12618601152. Its totient is φ = 12247465692.
The previous prime is 12433033411. The next prime is 12433033463.
12433033421 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12433033421 - 210 = 12433032397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12433033411) 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, 92783765 + ... + 92783898.
It is an arithmetic number, because the mean of its divisors is an integer number (3154650288).
Almost surely, 212433033421 is an apocalyptic number.
It is an amenable number.
12433033421 is a deficient number, since it is larger than the sum of its proper divisors (185567731).
12433033421 is an equidigital number, since it uses as much as digits as its factorization.
12433033421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185567730.
The product of its (nonzero) digits is 5184, while the sum is 26.
It can be divided in two parts, 124330 and 33421, that added together give a palindrome (157751).
The spelling of 12433033421 in words is "twelve billion, four hundred thirty-three million, thirty-three thousand, four hundred twenty-one".
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