Base | Representation |
---|---|
bin | 101110110011… |
… | …101011100110 |
3 | 212002101200221 |
4 | 232303223212 |
5 | 11120122220 |
6 | 1114554554 |
7 | 206203333 |
oct | 56635346 |
9 | 25071627 |
10 | 12270310 |
11 | 6a20958 |
12 | 4138a5a |
13 | 2708050 |
14 | 18b598a |
15 | 11259aa |
hex | bb3ae6 |
12270310 has 32 divisors (see below), whose sum is σ = 24437952. Its totient is φ = 4406400.
The previous prime is 12270301. The next prime is 12270317. The reversal of 12270310 is 1307221.
It is a happy number.
It is a super-2 number, since 2×122703102 = 301121014992200, which contains 22 as substring.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12270317) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3535 + ... + 6085.
It is an arithmetic number, because the mean of its divisors is an integer number (763686).
Almost surely, 212270310 is an apocalyptic number.
12270310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12270310 is a deficient number, since it is larger than the sum of its proper divisors (12167642).
12270310 is a wasteful number, since it uses less digits than its factorization.
12270310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2608.
The product of its (nonzero) digits is 84, while the sum is 16.
The square root of 12270310 is about 3502.9002269548. The cubic root of 12270310 is about 230.6491428470.
Adding to 12270310 its reverse (1307221), we get a palindrome (13577531).
The spelling of 12270310 in words is "twelve million, two hundred seventy thousand, three hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •