| Base | Representation |
|---|---|
| bin | 1011010011010000111… |
| … | …1001010111010000000 |
| 3 | 200120010122022211221000 |
| 4 | 2310310033022322000 |
| 5 | 11140104334423014 |
| 6 | 225105150332000 |
| 7 | 20012134044210 |
| oct | 2646417127200 |
| 9 | 616118284830 |
| 10 | 194149920384 |
| 11 | 7537a628862 |
| 12 | 317644ba000 |
| 13 | 15401324cc4 |
| 14 | 957b17a240 |
| 15 | 50b4aa2509 |
| hex | 2d343cae80 |
194149920384 has 512 divisors, whose sum is σ = 695582553600. Its totient is φ = 52043710464.
The previous prime is 194149920383. The next prime is 194149920421. The reversal of 194149920384 is 483029941491.
194149920384 is a `hidden beast` number, since 19 + 41 + 499 + 20 + 3 + 84 = 666.
It is a super-2 number, since 2×1941499203842 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 194149920384.
It is not an unprimeable number, because it can be changed into a prime (194149920383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187947132 + ... + 187948164.
It is an arithmetic number, because the mean of its divisors is an integer number (1358559675).
Almost surely, 2194149920384 is an apocalyptic number.
194149920384 is a gapful number since it is divisible by the number (14) 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 194149920384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347791276800).
194149920384 is an abundant number, since it is smaller than the sum of its proper divisors (501432633216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194149920384 is a wasteful number, since it uses less digits than its factorization.
194149920384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1537 (or 1519 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 54.
The spelling of 194149920384 in words is "one hundred ninety-four billion, one hundred forty-nine million, nine hundred twenty thousand, three hundred eighty-four".
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