Base | Representation |
---|---|
bin | 10111010010010… |
… | …10001001001110 |
3 | 111121120020111111 |
4 | 23221022021032 |
5 | 400001320310 |
6 | 31214442234 |
7 | 4561231651 |
oct | 1351121116 |
9 | 447506444 |
10 | 195338830 |
11 | a0299a55 |
12 | 5550337a |
13 | 3161480b |
14 | 1bd2b898 |
15 | 1223828a |
hex | ba4a24e |
195338830 has 8 divisors (see below), whose sum is σ = 351609912. Its totient is φ = 78135528.
The previous prime is 195338813. The next prime is 195338831. The reversal of 195338830 is 38833591.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×1953388303 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (195338831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9766932 + ... + 9766951.
It is an arithmetic number, because the mean of its divisors is an integer number (43951239).
Almost surely, 2195338830 is an apocalyptic number.
195338830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
195338830 is a deficient number, since it is larger than the sum of its proper divisors (156271082).
195338830 is a wasteful number, since it uses less digits than its factorization.
195338830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19533890.
The product of its (nonzero) digits is 77760, while the sum is 40.
The square root of 195338830 is about 13976.3668383454. The cubic root of 195338830 is about 580.2246751440.
The spelling of 195338830 in words is "one hundred ninety-five million, three hundred thirty-eight thousand, eight hundred thirty".
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