189870 is an even 6-digits composite number following 189869
and preceding 189871 . In scientific notation, it is written as 1.89870 × 10^5.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 50624 positive integers (up to 189870) that are relatively prime to 189870.
189870 has 8 divisors, whose sum is 303840
The reverse of 189870 is 078981
Previous prime number is 15
Is Prime? no
Number parity even
Number length 6
Sum of Digits 33
Digital Root 6
Name
one hundred eighty-nine thousand eight hundred seventy
Scientific notation
1.89870 × 10^5
Engineering notation
1.89870 × 10^3
Prime Factorization
2 × 15 × 6329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
189870
Product of the distinct prime numbers
The prime factorization of 189870 is 2 × 15 × 6329.
Since it has a total of 3 prime factors.
7 , 9 , 25 , 35 , 755 , 771 , 3527 , 3971 , 96589 , 33810 , 418481 , 114354 , 1819141 , 6527329 , 75269846 , 26524013 , 998203889 , 240821568 , 4579294111 , 195178485
n×2
379740
n×3
569610
n×4
759480
n×5
949350
n÷2
94935
n÷3
63290
n÷3
47467.5
n÷5
37974
n2
36050616900
n3
6844930630803000
n4
1.2996469788706E+21
n5
2.4676397187815E+26
2 √n
435.74074861091
3 √n
57.475856278311
4 √n
20.874404149841
5 √n
11.368188602285
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
-189869
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 189870 can be divided by 8 positive divisors.
The sum of these divisors (counting 189870) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010110101110
3
Ternary
100122110020
4
Quaternary
232112232
5
Quinary
22033440
6
Senary
4023010
8
Octal
562656
10
Decimal
189870
12
Duodecimal
91a66
16
Hexadecimal
2e5ae
20
Vigesimal
13eda
36
Base36
42i6
md5
57ccada8125b3067b0f60d20641bcb66
sha1
d94982a31dfc170048379afb17f48cdf51a5c079
sha256
7a4b4f7597b37e930af18a4d2da36382dfc2a73cf0307de5b4c6c670ce4a887e
sha512
126cae53e6ce23bbf7400bf9b046e92324aa6a8bc1c4f49ecf8e49ebf4922145c9d202185fb22bf8a9546e983aa95009d56411f6ca7a982e94763f7fc4262c73
ripemd-160
5250f93aa1a4fe370dcf02e5813004178a69c46f
Diameter
379740
Circumference
1192988.3942742
Area
113256353210.42
Volume
2.867197837875E+16
Surface area
453025412841.68
Circumference
1192988.3942742
Perimeter
759480
Area
36050616900
Diagonal
268516.72908778
Surface area
216303701400
Volume
6844930630803000
Space diagonal
328864.4868331
Perimeter
569610
Area
15610375028.75
Altitude
164432.24341655
Surface area
15610375028.75
Volume
8.0668281096539E+14
Height
89505.576362593