Base | Representation |
---|---|
bin | 101110101101… |
… | …000011001110 |
3 | 212001000110000 |
4 | 232231003032 |
5 | 11113240100 |
6 | 1114225130 |
7 | 206031213 |
oct | 56550316 |
9 | 25030400 |
10 | 12243150 |
11 | 6a02507 |
12 | 41251a6 |
13 | 26c888a |
14 | 18a9b0a |
15 | 111c900 |
hex | bad0ce |
12243150 has 60 divisors (see below), whose sum is σ = 34029072. Its totient is φ = 3263760.
The previous prime is 12243139. The next prime is 12243151. The reversal of 12243150 is 5134221.
It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12243151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2539 + ... + 5561.
Almost surely, 212243150 is an apocalyptic number.
12243150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12243150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17014536).
12243150 is an abundant number, since it is smaller than the sum of its proper divisors (21785922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12243150 is a wasteful number, since it uses less digits than its factorization.
12243150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3047 (or 3033 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 12243150 is about 3499.0212917329. The cubic root of 12243150 is about 230.4788385797.
Adding to 12243150 its reverse (5134221), we get a palindrome (17377371).
The spelling of 12243150 in words is "twelve million, two hundred forty-three thousand, one hundred fifty".
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