Base | Representation |
---|---|
bin | 101110110001… |
… | …010100001100 |
3 | 212001220102001 |
4 | 232301110030 |
5 | 11114314440 |
6 | 1114442044 |
7 | 206133151 |
oct | 56612414 |
9 | 25056361 |
10 | 12260620 |
11 | 6a14649 |
12 | 4133324 |
13 | 2703808 |
14 | 18b2228 |
15 | 1122b9a |
hex | bb150c |
12260620 has 24 divisors (see below), whose sum is σ = 26636400. Its totient is φ = 4734912.
The previous prime is 12260617. The next prime is 12260629. The reversal of 12260620 is 2606221.
It is not an unprimeable number, because it can be changed into a prime (12260629) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9990 + ... + 11149.
It is an arithmetic number, because the mean of its divisors is an integer number (1109850).
Almost surely, 212260620 is an apocalyptic number.
12260620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12260620 is an abundant number, since it is smaller than the sum of its proper divisors (14375780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12260620 is a wasteful number, since it uses less digits than its factorization.
12260620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21177 (or 21175 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 12260620 is about 3501.5168141821. The cubic root of 12260620 is about 230.5884114614.
Adding to 12260620 its reverse (2606221), we get a palindrome (14866841).
It can be divided in two parts, 12260 and 620, that added together give a triangular number (12880 = T160).
The spelling of 12260620 in words is "twelve million, two hundred sixty thousand, six hundred twenty".
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