Base | Representation |
---|---|
bin | 101101111000… |
… | …001011111100 |
3 | 211122000102101 |
4 | 231320023330 |
5 | 11034322440 |
6 | 1105434444 |
7 | 204140014 |
oct | 55701374 |
9 | 24560371 |
10 | 12026620 |
11 | 6874861 |
12 | 403ba24 |
13 | 2651158 |
14 | 1850c44 |
15 | 10c869a |
hex | b782fc |
12026620 has 24 divisors (see below), whose sum is σ = 26586000. Its totient is φ = 4557312.
The previous prime is 12026603. The next prime is 12026647. The reversal of 12026620 is 2662021.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15445 + ... + 16204.
It is an arithmetic number, because the mean of its divisors is an integer number (1107750).
Almost surely, 212026620 is an apocalyptic number.
12026620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12026620 is an abundant number, since it is smaller than the sum of its proper divisors (14559380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12026620 is a wasteful number, since it uses less digits than its factorization.
12026620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31677 (or 31675 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 12026620 is about 3467.9417526827. The cubic root of 12026620 is about 229.1120140012.
Adding to 12026620 its reverse (2662021), we get a palindrome (14688641).
The spelling of 12026620 in words is "twelve million, twenty-six thousand, six hundred twenty".
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