| Base | Representation |
|---|---|
| bin | 10111001110111… |
| … | …01101001011000 |
| 3 | 111120201122220000 |
| 4 | 23213131221120 |
| 5 | 344343110144 |
| 6 | 31201133000 |
| 7 | 4554401214 |
| oct | 1347355130 |
| 9 | 446648800 |
| 10 | 194894424 |
| 11 | a001607a |
| 12 | 5532a160 |
| 13 | 314ba45a |
| 14 | 1bc53944 |
| 15 | 1219b769 |
| hex | b9dda58 |
194894424 has 80 divisors (see below), whose sum is σ = 554155800. Its totient is φ = 63995184.
The previous prime is 194894423. The next prime is 194894461. The reversal of 194894424 is 424498491.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
194894424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an ABA number since it can be written as A⋅BA, here for A=3, B=402.
It is a nude number because it is divisible by every one of its digits.
Its product of digits (331776) is a multiple of the sum of its prime divisors (72).
It is a self number, because there is not a number n which added to its sum of digits gives 194894424.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194894423) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2908839 + ... + 2908905.
Almost surely, 2194894424 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 194894424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277077900).
194894424 is an abundant number, since it is smaller than the sum of its proper divisors (359261376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194894424 is an frugal number, since it uses more digits than its factorization.
194894424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219 (or 72 counting only the distinct ones).
The product of its digits is 331776, while the sum is 45.
The square root of 194894424 is about 13960.4593047650. The cubic root of 194894424 is about 579.7843272636.
The spelling of 194894424 in words is "one hundred ninety-four million, eight hundred ninety-four thousand, four hundred twenty-four".
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