Base | Representation |
---|---|
bin | 101110110011… |
… | …101100011110 |
3 | 212002101210000 |
4 | 232303230132 |
5 | 11120122431 |
6 | 1114555130 |
7 | 206203443 |
oct | 56635436 |
9 | 25071700 |
10 | 12270366 |
11 | 6a209a9 |
12 | 4138aa6 |
13 | 2708094 |
14 | 18b59ca |
15 | 11259e6 |
hex | bb3b1e |
12270366 has 20 divisors (see below), whose sum is σ = 27495072. Its totient is φ = 4090068.
The previous prime is 12270329. The next prime is 12270367. The reversal of 12270366 is 66307221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12270367) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37710 + ... + 38033.
Almost surely, 212270366 is an apocalyptic number.
12270366 is an abundant number, since it is smaller than the sum of its proper divisors (15224706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12270366 is an equidigital number, since it uses as much as digits as its factorization.
12270366 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75757 (or 75748 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 12270366 is about 3502.9082203221. The cubic root of 12270366 is about 230.6494937301.
Adding to 12270366 its reverse (66307221), we get a palindrome (78577587).
The spelling of 12270366 in words is "twelve million, two hundred seventy thousand, three hundred sixty-six".
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