189984287 is an odd 9-digits composite number following 189984286
and preceding 189984288 . In scientific notation, it is written as 1.89984287 × 10^8.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 178835904 positive integers (up to 189984287) that are relatively prime to 189984287.
189984287 has 8 divisors, whose sum is 201260400
The reverse of 189984287 is 782489981
Previous prime number is 63689
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
one hundred eighty-nine million nine hundred eighty-four thousand two hundred eighty-seven
Scientific notation
1.89984287 × 10^8
Engineering notation
1.89984287 × 10^6
Prime Factorization
19 × 63689 × 157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
189984287
Product of the distinct prime numbers
The prime factorization of 189984287 is 19 × 63689 × 157.
Since it has a total of 3 prime factors.
1 , 9 , 100 , 23 , 199 , 351 , 9086 , 5837 , 58855 , 64248 , 131170 , 738501 , 4129316 , 8400769 , 34789393 , 37225881 , 580823663 , 161745496 , 2696209516 , 9585803558
n×2
379968574
n×3
569952861
n×4
759937148
n×5
949921435
n÷2
94992143.5
n÷3
63328095.666667
n÷3
47496071.75
n÷5
37996857.4
n2
36094029306898369
n3
6.8572984228282E+24
n4
1.3027789516072E+33
n5
2.4750753023971E+41
2 √n
13783.47876989
3 √n
574.87385966464
4 √n
117.40306116064
5 √n
45.263020985654
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189984286
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189984287 can be divided by 8 positive divisors.
The sum of these divisors (counting 189984287) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011010100101110111000011111
3
Ternary
111020111012110002
4
Quaternary
23110232320133
5
Quinary
342113444122
6
Senary
30504004515
8
Octal
1324567037
10
Decimal
189984287
12
Duodecimal
5376073b
16
Hexadecimal
b52ee1f
20
Vigesimal
2j780e7
36
Base36
3540tb
md5
8e9d3d3aba1e5c9dd2920d275db9fd70
sha1
69f0f1dbcb2c71e593b8b7c5eb1e6bd530373189
sha256
1f98ff74c4bfb8e281838e40dca344c64aa1ca8f255b8f34a54b1d1f40765e9f
sha512
1e3697139a5c1b9fc4db9f21617b57494bebe8bf8be026989b1be3bacf7162cf082da16eaf303250e1345fec37d59fb0d0cae76f064b2afd4220928e2df7e5ee
ripemd-160
2b51db0e7e969ffad51b2efba2cf1c117b349434
Diameter
379968574
Circumference
1193706480.6734
Area
1.1339273730901E+17
Volume
2.872378446484E+25
Surface area
4.5357094923603E+17
Circumference
1193706480.6734
Perimeter
759937148
Area
36094029306898369
Diagonal
268678355.31318
Surface area
216564175841390214
Volume
6.8572984228282E+24
Space diagonal
329062437.72375
Perimeter
569952861
Area
1.5629173152357E+16
Altitude
164531218.86187
Surface area
1.5629173152357E+16
Volume
8.0814036923361E+23
Height
89559451.771061