Base | Representation |
---|---|
bin | 101101110011… |
… | …010000011101 |
3 | 211120222201120 |
4 | 231303100131 |
5 | 11033201204 |
6 | 1105201153 |
7 | 204024111 |
oct | 55632035 |
9 | 24528646 |
10 | 12006429 |
11 | 6860676 |
12 | 40301b9 |
13 | 2644bc6 |
14 | 1847741 |
15 | 10c26d9 |
hex | b7341d |
12006429 has 4 divisors (see below), whose sum is σ = 16008576. Its totient is φ = 8004284.
The previous prime is 12006427. The next prime is 12006431. The reversal of 12006429 is 92460021.
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 an interprime number because it is at equal distance from previous prime (12006427) and next prime (12006431).
It is a cyclic number.
It is not a de Polignac number, because 12006429 - 21 = 12006427 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12006399 and 12006408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12006427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2001069 + ... + 2001074.
It is an arithmetic number, because the mean of its divisors is an integer number (4002144).
Almost surely, 212006429 is an apocalyptic number.
It is an amenable number.
12006429 is a deficient number, since it is larger than the sum of its proper divisors (4002147).
12006429 is an equidigital number, since it uses as much as digits as its factorization.
12006429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4002146.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 12006429 is about 3465.0294371044. The cubic root of 12006429 is about 228.9837265884.
The spelling of 12006429 in words is "twelve million, six thousand, four hundred twenty-nine".
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