Base | Representation |
---|---|
bin | 10111001000100… |
… | …11001010010111 |
3 | 111112011112012100 |
4 | 23210103022113 |
5 | 344140040142 |
6 | 31131253143 |
7 | 4544345211 |
oct | 1344231227 |
9 | 445145170 |
10 | 194065047 |
11 | 9a5a9a40 |
12 | 54baa1b3 |
13 | 31289ab7 |
14 | 1bab95b1 |
15 | 12085b4c |
hex | b913297 |
194065047 has 24 divisors (see below), whose sum is σ = 323790480. Its totient is φ = 110695680.
The previous prime is 194065033. The next prime is 194065057. The reversal of 194065047 is 740560491.
194065047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 194065047 - 28 = 194064791 is a prime.
It is a super-2 number, since 2×1940650472 = 75322484934224418, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194065057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55972 + ... + 59337.
It is an arithmetic number, because the mean of its divisors is an integer number (13491270).
Almost surely, 2194065047 is an apocalyptic number.
194065047 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
194065047 is a deficient number, since it is larger than the sum of its proper divisors (129725433).
194065047 is a wasteful number, since it uses less digits than its factorization.
194065047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115343 (or 115340 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 194065047 is about 13930.7231327020. The cubic root of 194065047 is about 578.9607300632.
The spelling of 194065047 in words is "one hundred ninety-four million, sixty-five thousand, forty-seven".
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