Base | Representation |
---|---|
bin | 101101111000… |
… | …101010000000 |
3 | 211122010001122 |
4 | 231320222000 |
5 | 11034403134 |
6 | 1105451412 |
7 | 204145433 |
oct | 55705200 |
9 | 24563048 |
10 | 12028544 |
11 | 6876250 |
12 | 4040b68 |
13 | 2651ca8 |
14 | 185181a |
15 | 10c902e |
hex | b78a80 |
12028544 has 32 divisors (see below), whose sum is σ = 26144640. Its totient is φ = 5466880.
The previous prime is 12028543. The next prime is 12028553. The reversal of 12028544 is 44582021.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (12028543) 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, 2864 + ... + 5679.
It is an arithmetic number, because the mean of its divisors is an integer number (817020).
Almost surely, 212028544 is an apocalyptic number.
It is an amenable number.
12028544 is an abundant number, since it is smaller than the sum of its proper divisors (14116096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12028544 is an equidigital number, since it uses as much as digits as its factorization.
12028544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8568 (or 8556 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 26.
The square root of 12028544 is about 3468.2191395585. The cubic root of 12028544 is about 229.1242310112.
The spelling of 12028544 in words is "twelve million, twenty-eight thousand, five hundred forty-four".
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