Base | Representation |
---|---|
bin | 1001101101001010011101… |
… | …00101110101010011001000 |
3 | 2210120101001010122212221201 |
4 | 10312211032211311103020 |
5 | 10244140441311044222 |
6 | 113220502141313544 |
7 | 4331660465324632 |
oct | 466451645652310 |
9 | 83511033585851 |
10 | 21343011034312 |
11 | 688957a354980 |
12 | 24885032658b4 |
13 | bba839209526 |
14 | 53b015c4da52 |
15 | 2702a9cb6427 |
hex | 13694e9754c8 |
21343011034312 has 128 divisors (see below), whose sum is σ = 44557774905600. Its totient is φ = 9502427520000.
The previous prime is 21343011034277. The next prime is 21343011034343.
21343011034312 is nontrivially palindromic in base 10.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1274886262 + ... + 1274903002.
It is an arithmetic number, because the mean of its divisors is an integer number (348107616450).
Almost surely, 221343011034312 is an apocalyptic number.
21343011034312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 21343011034312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22278887452800).
21343011034312 is an abundant number, since it is smaller than the sum of its proper divisors (23214763871288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21343011034312 is a wasteful number, since it uses less digits than its factorization.
21343011034312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17799 (or 17795 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 28.
It can be divided in two parts, 2134301 and 1034312, that added together give a palindrome (3168613).
The spelling of 21343011034312 in words is "twenty-one trillion, three hundred forty-three billion, eleven million, thirty-four thousand, three hundred twelve".
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