Base | Representation |
---|---|
bin | 101101110001… |
… | …110100010010 |
3 | 211120200122002 |
4 | 231301310102 |
5 | 11033004110 |
6 | 1105114002 |
7 | 204000653 |
oct | 55616422 |
9 | 24520562 |
10 | 12000530 |
11 | 68571a3 |
12 | 4028902 |
13 | 2642309 |
14 | 184552a |
15 | 10c0aa5 |
hex | b71d12 |
12000530 has 32 divisors (see below), whose sum is σ = 22284288. Its totient is φ = 4651200.
The previous prime is 12000523. The next prime is 12000551. The reversal of 12000530 is 3500021.
12000530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62735 + ... + 62925.
It is an arithmetic number, because the mean of its divisors is an integer number (696384).
Almost surely, 212000530 is an apocalyptic number.
12000530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12000530 is a deficient number, since it is larger than the sum of its proper divisors (10283758).
12000530 is a wasteful number, since it uses less digits than its factorization.
12000530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362.
The product of its (nonzero) digits is 30, while the sum is 11.
The square root of 12000530 is about 3464.1781132038. The cubic root of 12000530 is about 228.9462190085.
Adding to 12000530 its reverse (3500021), we get a palindrome (15500551).
The spelling of 12000530 in words is "twelve million, five hundred thirty", and thus it is an aban number.
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