163889 is an odd 6-digits composite number following 163888
and preceding 163890 . In scientific notation, it is written as 1.63889 × 10^5.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 145360 positive integers (up to 163889) that are relatively prime to 163889.
163889 has 8 divisors, whose sum is 183168
The reverse of 163889 is 988361
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred sixty-three thousand eight hundred eighty-nine
Scientific notation
1.63889 × 10^5
Engineering notation
1.63889 × 10^3
Prime Factorization
47 × 11 × 317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
163889
Product of the distinct prime numbers
The prime factorization of 163889 is 47 × 11 × 317.
Since it has a total of 3 prime factors.
9 , 5 , 42 , 42 , 174 , 454 , 7846 , 6398 , 38392 , 87512 , 398011 , 783794 , 3616718 , 6844227 , 39829344 , 79882394 , 285430499 , 21520602 , 4812500005 , 4087819596
n×2
327778
n×3
491667
n×4
655556
n×5
819445
n÷2
81944.5
n÷3
54629.666666667
n÷3
40972.25
n÷5
32777.8
n2
26859604321
n3
4401993692564369
n4
7.2143834428068E+20
n5
1.1823580880582E+26
2 √n
404.83206394751
3 √n
54.724684751324
4 √n
20.12043896011
5 √n
11.038497434924
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
-163888
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 163889 can be divided by 8 positive divisors.
The sum of these divisors (counting 163889) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000000000110001
3
Ternary
22022210222
4
Quaternary
220000301
5
Quinary
20221024
6
Senary
3302425
8
Octal
500061
10
Decimal
163889
12
Duodecimal
7aa15
16
Hexadecimal
28031
20
Vigesimal
109e9
36
Base36
3igh
md5
8af7625808814647e0f31ac454ae3daa
sha1
444a0e6c9d689b3a05f7d949b1532d89e8372089
sha256
f0bfca575bf084cc1fd6d9e5b879fa4c23c33d6be12f090d6f50508fb78c11a9
sha512
284db432d3cd77a2731bbeb07fde319c607963c77b198eab191b27c2921303daf2e8aa0e9ab2d5e407af4b13cfc2637f28735ef3a525bdc00f9851de047ccead
ripemd-160
c08b20f6be7a2bce415b6b42792c6d16955edca8
Diameter
327778
Circumference
1029744.9568084
Area
84381935613.182
Volume
1.8439028060945E+16
Surface area
337527742452.73
Circumference
1029744.9568084
Perimeter
655556
Area
26859604321
Diagonal
231774.04652376
Surface area
161157625926
Volume
4401993692564369
Space diagonal
283864.07480166
Perimeter
491667
Area
11630549838.792
Altitude
141932.03740083
Surface area
11630549838.792
Volume
5.1877993179211E+14
Height
77258.015507921