Base | Representation |
---|---|
bin | 101110100001… |
… | …101110101110 |
3 | 211221122211200 |
4 | 232201232232 |
5 | 11110244112 |
6 | 1113230330 |
7 | 205446063 |
oct | 56415656 |
9 | 24848750 |
10 | 12196782 |
11 | 6980694 |
12 | 41023a6 |
13 | 26b0740 |
14 | 1896c6a |
15 | 110dcdc |
hex | ba1bae |
12196782 has 48 divisors (see below), whose sum is σ = 29090880. Its totient is φ = 3669696.
The previous prime is 12196759. The next prime is 12196783. The reversal of 12196782 is 28769121.
It is a super-2 number, since 2×121967822 = 297522982311048, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12196783) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10444 + ... + 11552.
It is an arithmetic number, because the mean of its divisors is an integer number (606060).
Almost surely, 212196782 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12196782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14545440).
12196782 is an abundant number, since it is smaller than the sum of its proper divisors (16894098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12196782 is a wasteful number, since it uses less digits than its factorization.
12196782 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1177 (or 1174 counting only the distinct ones).
The product of its digits is 12096, while the sum is 36.
The square root of 12196782 is about 3492.3891535738. The cubic root of 12196782 is about 230.1875093458.
It can be divided in two parts, 1219 and 6782, that added together give a triangular number (8001 = T126).
The spelling of 12196782 in words is "twelve million, one hundred ninety-six thousand, seven hundred eighty-two".
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