Base | Representation |
---|---|
bin | 1100011110000010110… |
… | …0110111010001110100 |
3 | 202110221120211212212110 |
4 | 3013200230313101310 |
5 | 12002212123122034 |
6 | 242225055451020 |
7 | 21322436422500 |
oct | 3074054672164 |
9 | 673846755773 |
10 | 214223254644 |
11 | 82940495a03 |
12 | 35626b26a70 |
13 | 1727cc67c99 |
14 | a5230b1300 |
15 | 588bea6de9 |
hex | 31e0b37474 |
214223254644 has 144 divisors (see below), whose sum is σ = 593982885888. Its totient is φ = 59902621632.
The previous prime is 214223254631. The next prime is 214223254667. The reversal of 214223254644 is 446452322412.
214223254644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5201517 + ... + 5242539.
It is an arithmetic number, because the mean of its divisors is an integer number (4124881152).
Almost surely, 2214223254644 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 214223254644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296991442944).
214223254644 is an abundant number, since it is smaller than the sum of its proper divisors (379759631244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214223254644 is a wasteful number, since it uses less digits than its factorization.
214223254644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41234 (or 41225 counting only the distinct ones).
The product of its digits is 368640, while the sum is 39.
The spelling of 214223254644 in words is "two hundred fourteen billion, two hundred twenty-three million, two hundred fifty-four thousand, six hundred forty-four".
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