Base | Representation |
---|---|
bin | 10111010101101… |
… | …10111010011000 |
3 | 111122101212122000 |
4 | 23222312322120 |
5 | 400110044334 |
6 | 31232201000 |
7 | 4565065560 |
oct | 1352667230 |
9 | 448355560 |
10 | 195784344 |
11 | a0573748 |
12 | 55699160 |
13 | 3173c532 |
14 | 1c005da0 |
15 | 122c5299 |
hex | bab6e98 |
195784344 has 128 divisors (see below), whose sum is σ = 641740800. Its totient is φ = 54120960.
The previous prime is 195784339. The next prime is 195784363. The reversal of 195784344 is 443487591.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 195784344.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44784 + ... + 48960.
It is an arithmetic number, because the mean of its divisors is an integer number (5013600).
Almost surely, 2195784344 is an apocalyptic number.
195784344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 195784344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320870400).
195784344 is an abundant number, since it is smaller than the sum of its proper divisors (445956456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195784344 is a wasteful number, since it uses less digits than its factorization.
195784344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4230 (or 4220 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 195784344 is about 13992.2958802335. The cubic root of 195784344 is about 580.6654510401.
The spelling of 195784344 in words is "one hundred ninety-five million, seven hundred eighty-four thousand, three hundred forty-four".
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