Base | Representation |
---|---|
bin | 10111010101011… |
… | …10000011110000 |
3 | 111122100000212220 |
4 | 23222232003300 |
5 | 400102414310 |
6 | 31231321040 |
7 | 4564555053 |
oct | 1352560360 |
9 | 448300786 |
10 | 195748080 |
11 | a0549480 |
12 | 55680180 |
13 | 31728b88 |
14 | 1bdd6a9a |
15 | 122b9670 |
hex | baae0f0 |
195748080 has 160 divisors (see below), whose sum is σ = 674956800. Its totient is φ = 46525440.
The previous prime is 195748079. The next prime is 195748097. The reversal of 195748080 is 80847591.
195748080 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 139912-1.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
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, 139221 + ... + 140619.
It is an arithmetic number, because the mean of its divisors is an integer number (4218480).
Almost surely, 2195748080 is an apocalyptic number.
195748080 is a gapful number since it is divisible by the number (10) 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 195748080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337478400).
195748080 is an abundant number, since it is smaller than the sum of its proper divisors (479208720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195748080 is a wasteful number, since it uses less digits than its factorization.
195748080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1479 (or 1473 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 42.
The square root of 195748080 is about 13990.9999642627. Note that the first 4 decimals coincide. The cubic root of 195748080 is about 580.6295977270.
The spelling of 195748080 in words is "one hundred ninety-five million, seven hundred forty-eight thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •