87984 is an even 5-digits composite number following 87983
and preceding 87985 . In scientific notation, it is written as 8.7984 × 10^4.
The sum of its digits is 36. It has a total of 6 prime factors and 20 positive divisors.
There are 26496 positive integers (up to 87984) that are relatively prime to 87984.
87984 has 20 divisors, whose sum is 175584
The reverse of 87984 is 48978
Previous prime number is 117
Is Prime? no
Number parity even
Number length 5
Sum of Digits 36
Digital Root 9
Name
eighty-seven thousand nine hundred eighty-four
Scientific notation
8.7984 × 10^4
Engineering notation
8.7984 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 117 × 47
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
10998
Product of the distinct prime numbers
The prime factorization of 87984 is 2 × 2 × 2 × 2 × 117 × 47.
Since it has a total of 6 prime factors.
5 , 1 , 51 , 33 , 461 , 630 , 7943 , 6625 , 26834 , 2465 , 581261 , 874629 , 324330 , 5129522 , 11357589 , 66545435 , 45021758 , 251769855 , 1530030871 , 3121908989
n×2
175968
n×3
263952
n×4
351936
n×5
439920
n÷2
43992
n÷3
29328
n÷3
21996
n÷5
17596.8
n2
7741184256
n3
681100355579904
n4
5.9925933685342E+19
n5
5.2725233493712E+24
2 √n
296.6209702634
3 √n
44.476905914549
4 √n
17.222687660856
5 √n
9.7472193722953
1 , 2 , 4 , 8 , 16 , 47 , 94 , 117 , 188 , 234 , 376 , 468 , 752 , 936 , 1872 , 5499 , 10998 , 21996 , 43992 , 87984
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87984 can be divided by 20 positive divisors.
The sum of these divisors (counting 87984) is 1, the average is 0.05.
Base
System
Value
2
Binary
10101011110110000
3
Ternary
11110200200
4
Quaternary
111132300
5
Quinary
10303414
6
Senary
1515200
8
Octal
253660
10
Decimal
87984
12
Duodecimal
42b00
16
Hexadecimal
157b0
20
Vigesimal
ajj4
36
Base36
1vw0
md5
b374524cce6a53774254bb2c7c8e0cd6
sha1
3d7cbf3ee7c397c39b353d56d63624f70d236584
sha256
03e066e2f904e6f4c37ea2eaf0db096e573416b4b26962ea75477eef565e3530
sha512
626d2fa93612eef46a4b3224889fb50e11860606da8554f276ad94d00a3f2e61f010c972817f597aecac7a05417bdfb44b15827cb445169a9248957761c4be88
ripemd-160
e957107dc4dacf56616b8f432c34f8464e94a3d3
Diameter
175968
Circumference
552819.77606689
Area
24319647588.735
Volume
2.8529864979296E+15
Surface area
97278590354.938
Circumference
552819.77606689
Perimeter
351936
Area
7741184256
Diagonal
124428.16607183
Surface area
46447105536
Volume
681100355579904
Space diagonal
152392.75825314
Perimeter
263952
Area
3352031110.5361
Altitude
76196.37912657
Surface area
3352031110.5361
Volume
80268446683186
Height
41476.055357278