Base | Representation |
---|---|
bin | 10111001101110… |
… | …00010011110010 |
3 | 111120102220002210 |
4 | 23212320103302 |
5 | 344323211430 |
6 | 31153552550 |
7 | 4553163306 |
oct | 1346702362 |
9 | 446386083 |
10 | 194741490 |
11 | 9aa21189 |
12 | 55275756 |
13 | 31465968 |
14 | 1bc13d06 |
15 | 1216b2b0 |
hex | b9b84f2 |
194741490 has 32 divisors (see below), whose sum is σ = 468074880. Its totient is φ = 51853824.
The previous prime is 194741461. The next prime is 194741497. The reversal of 194741490 is 94147491.
194741490 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (194741497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17346 + ... + 26274.
It is an arithmetic number, because the mean of its divisors is an integer number (14627340).
Almost surely, 2194741490 is an apocalyptic number.
194741490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
194741490 is an abundant number, since it is smaller than the sum of its proper divisors (273333390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194741490 is a wasteful number, since it uses less digits than its factorization.
194741490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9666.
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 194741490 is about 13954.9808312301. The cubic root of 194741490 is about 579.6326349825.
The spelling of 194741490 in words is "one hundred ninety-four million, seven hundred forty-one thousand, four hundred ninety".
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