Base | Representation |
---|---|
bin | 10111000000001111… |
… | …11110011000000000 |
3 | 1011212200221011201101 |
4 | 23200013332120000 |
5 | 200243112341342 |
6 | 5401253544144 |
7 | 615022205023 |
oct | 134007763000 |
9 | 34780834641 |
10 | 12350121472 |
11 | 526835a067 |
12 | 2488045054 |
13 | 121a8610b0 |
14 | 85231b1ba |
15 | 4c43803b7 |
hex | 2e01fe600 |
12350121472 has 80 divisors (see below), whose sum is σ = 26824189392. Its totient is φ = 5646458880.
The previous prime is 12350121409. The next prime is 12350121491. The reversal of 12350121472 is 27412105321.
It is a self number, because there is not a number n which added to its sum of digits gives 12350121472.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703522 + ... + 720862.
Almost surely, 212350121472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12350121472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13412094696).
12350121472 is an abundant number, since it is smaller than the sum of its proper divisors (14474067920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12350121472 is a wasteful number, since it uses less digits than its factorization.
12350121472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17479 (or 17463 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
Adding to 12350121472 its reverse (27412105321), we get a palindrome (39762226793).
The spelling of 12350121472 in words is "twelve billion, three hundred fifty million, one hundred twenty-one thousand, four hundred seventy-two".
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