Base | Representation |
---|---|
bin | 10111000000001111… |
… | …11110010111100100 |
3 | 1011212200221011200100 |
4 | 23200013332113210 |
5 | 200243112341234 |
6 | 5401253544100 |
7 | 615022204653 |
oct | 134007762744 |
9 | 34780834610 |
10 | 12350121444 |
11 | 526835a041 |
12 | 2488045030 |
13 | 121a86108b |
14 | 85231b19a |
15 | 4c4380399 |
hex | 2e01fe5e4 |
12350121444 has 36 divisors (see below), whose sum is σ = 33054738444. Its totient is φ = 3874547712.
The previous prime is 12350121409. The next prime is 12350121491. The reversal of 12350121444 is 44412105321.
12350121444 is a `hidden beast` number, since 12 + 3 + 501 + 2 + 144 + 4 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 10959577344 + 1390544100 = 104688^2 + 37290^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-3 number, since 3×123501214443 (a number of 31 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10089357 + ... + 10090580.
It is an arithmetic number, because the mean of its divisors is an integer number (918187179).
Almost surely, 212350121444 is an apocalyptic number.
It is an amenable number.
12350121444 is an abundant number, since it is smaller than the sum of its proper divisors (20704617000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12350121444 is a wasteful number, since it uses less digits than its factorization.
12350121444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20179964 (or 20179959 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 12350121444 its reverse (44412105321), we get a palindrome (56762226765).
The spelling of 12350121444 in words is "twelve billion, three hundred fifty million, one hundred twenty-one thousand, four hundred forty-four".
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