Base | Representation |
---|---|
bin | 10111001101110… |
… | …10100100001001 |
3 | 111120110100202222 |
4 | 23212322210021 |
5 | 344324010404 |
6 | 31154103425 |
7 | 4553232245 |
oct | 1346724411 |
9 | 446410688 |
10 | 194750729 |
11 | 9aa28118 |
12 | 5527ab75 |
13 | 31469c24 |
14 | 1bc17425 |
15 | 1216ddbe |
hex | b9ba909 |
194750729 has 8 divisors (see below), whose sum is σ = 203357952. Its totient is φ = 186155200.
The previous prime is 194750719. The next prime is 194750737. The reversal of 194750729 is 927057491.
194750729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 194750729 - 28 = 194750473 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 194750729.
It is not an unprimeable number, because it can be changed into a prime (194750719) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62912 + ... + 65934.
It is an arithmetic number, because the mean of its divisors is an integer number (25419744).
Almost surely, 2194750729 is an apocalyptic number.
It is an amenable number.
194750729 is a deficient number, since it is larger than the sum of its proper divisors (8607223).
194750729 is a wasteful number, since it uses less digits than its factorization.
194750729 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5847.
The product of its (nonzero) digits is 158760, while the sum is 44.
The square root of 194750729 is about 13955.3118560640. The cubic root of 194750729 is about 579.6418012216.
The spelling of 194750729 in words is "one hundred ninety-four million, seven hundred fifty thousand, seven hundred twenty-nine".
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