189904 is an even 6-digits composite number following 189903
and preceding 189905 . In scientific notation, it is written as 1.89904 × 10^5.
The sum of its digits is 31. It has a total of 7 prime factors and 40 positive divisors.
There are 78720 positive integers (up to 189904) that are relatively prime to 189904.
189904 has 40 divisors, whose sum is 437472
The reverse of 189904 is 409981
Previous prime number is 11
Is Prime? no
Number parity even
Number length 6
Sum of Digits 31
Digital Root 4
Name
one hundred eighty-nine thousand nine hundred four
Scientific notation
1.89904 × 10^5
Engineering notation
1.89904 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 13 × 11 × 83
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
23738
Product of the distinct prime numbers
The prime factorization of 189904 is 2 × 2 × 2 × 2 × 13 × 11 × 83.
Since it has a total of 7 prime factors.
5 , 4 , 64 , 25 , 424 , 867 , 9084 , 3817 , 17713 , 19699 , 391897 , 167891 , 7076355 , 1175483 , 74348403 , 637751 , 359400727 , 640136582 , 1371714233 , 3413061004
n×2
379808
n×3
569712
n×4
759616
n×5
949520
n÷2
94952
n÷3
63301.333333333
n÷3
47476
n÷5
37980.8
n2
36063529216
n3
6848608452235264
n4
1.3005781395133E+21
n5
2.4698499100613E+26
2 √n
435.77976088846
3 √n
57.479286805303
4 √n
20.875338581409
5 √n
11.368595713182
1 , 2 , 4 , 8 , 11 , 13 , 16 , 22 , 26 , 44 , 52 , 83 , 88 , 104 , 143 , 166 , 176 , 208 , 286 , 332 , 572 , 664 , 913 , 1079 , 1144 , 1328 , 1826 , 2158 , 2288 , 3652 , 4316 , 7304 , 8632 , 11869 , 14608 , 17264 , 23738 , 47476 , 94952 , 189904
40 divisors
τ
Total Divisors
40
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.025
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
40
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189904 can be divided by 40 positive divisors.
The sum of these divisors (counting 189904) is 1, the average is 0.025.
Base
System
Value
2
Binary
101110010111010000
3
Ternary
100122111111
4
Quaternary
232113100
5
Quinary
22034104
6
Senary
4023104
8
Octal
562720
10
Decimal
189904
12
Duodecimal
91a94
16
Hexadecimal
2e5d0
20
Vigesimal
13ef4
36
Base36
42j4
md5
b9f2d772844b52da668a46409745f250
sha1
ef727e6c3ac23f027336370f43b74f22ea812bbd
sha256
4ab5adccba0bbdf9a929d642fb722168033df41b14cfc07fa65f285428e93bcc
sha512
d35667a57ab2097f91c93d8fa0295f245951c164baea9f997231f96c5b125eabb9d0aaddb3a3e9936b7546f52959059cc3f401a2035270459c3a8fdd66c4157b
ripemd-160
7cec66657d2cb0be80cef9303b0fefa34fe91695
Diameter
379808
Circumference
1193202.0225746
Area
113296918447.51
Volume
2.868738400114E+16
Surface area
453187673790.03
Circumference
1193202.0225746
Perimeter
759616
Area
36063529216
Diagonal
268564.8123489
Surface area
216381175296
Volume
6848608452235264
Space diagonal
328923.37656056
Perimeter
569712
Area
15615966225.589
Altitude
164461.68828028
Surface area
15615966225.589
Volume
8.0711624637784E+14
Height
89521.6041163