Base | Representation |
---|---|
bin | 10111001110111… |
… | …00001100101111 |
3 | 111120201100202102 |
4 | 23213130030233 |
5 | 344342412440 |
6 | 31201045315 |
7 | 4554345014 |
oct | 1347341457 |
9 | 446640672 |
10 | 194888495 |
11 | a001167a |
12 | 5532683b |
13 | 314b7849 |
14 | 1bc5170b |
15 | 12199b15 |
hex | b9dc32f |
194888495 has 4 divisors (see below), whose sum is σ = 233866200. Its totient is φ = 155910792.
The previous prime is 194888483. The next prime is 194888521. The reversal of 194888495 is 594888491.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 594888491 = 23 ⋅25864717.
It is a cyclic number.
It is not a de Polignac number, because 194888495 - 212 = 194884399 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 194888495.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 19488845 + ... + 19488854.
It is an arithmetic number, because the mean of its divisors is an integer number (58466550).
Almost surely, 2194888495 is an apocalyptic number.
194888495 is a deficient number, since it is larger than the sum of its proper divisors (38977705).
194888495 is an equidigital number, since it uses as much as digits as its factorization.
194888495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38977704.
The product of its digits is 3317760, while the sum is 56.
The square root of 194888495 is about 13960.2469534031. The cubic root of 194888495 is about 579.7784478819.
The spelling of 194888495 in words is "one hundred ninety-four million, eight hundred eighty-eight thousand, four hundred ninety-five".
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