163939 is an odd 6-digits composite number following 163938
and preceding 163940 . In scientific notation, it is written as 1.63939 × 10^5.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 161560 positive integers (up to 163939) that are relatively prime to 163939.
163939 has 4 divisors, whose sum is 166320
The reverse of 163939 is 939361
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
one hundred sixty-three thousand nine hundred thirty-nine
Scientific notation
1.63939 × 10^5
Engineering notation
1.63939 × 10^3
Prime Factorization
71 × 2309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
163939
Product of the distinct prime numbers
The prime factorization of 163939 is 71 × 2309.
Since it has a total of 2 prime factors.
7 , 5 , 75 , 36 , 160 , 977 , 3499 , 2383 , 82940 , 19694 , 999220 , 821994 , 8975547 , 3375884 , 97011224 , 70784503 , 468304188 , 933335720 , 644867039 , 7487888726
n×2
327878
n×3
491817
n×4
655756
n×5
819695
n÷2
81969.5
n÷3
54646.333333333
n÷3
40984.75
n÷5
32787.8
n2
26875995721
n3
4406023862505019
n4
7.2231914599521E+20
n5
1.1841627847531E+26
2 √n
404.89381323997
3 √n
54.730249403871
4 √n
20.121973393282
5 √n
11.039170887725
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-163938
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 163939 can be divided by 4 positive divisors.
The sum of these divisors (counting 163939) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000000001100011
3
Ternary
22022212211
4
Quaternary
220001203
5
Quinary
20221224
6
Senary
3302551
8
Octal
500143
10
Decimal
163939
12
Duodecimal
7aa57
16
Hexadecimal
28063
20
Vigesimal
109gj
36
Base36
3ihv
md5
a6fc5a605d87d0f4271fd3d683bd443a
sha1
7b192a6253f28613f5a7b7cf938f4f81513d85ef
sha256
1864696ccdc8072da01b5a375dedea030105a67f981c23a2b24247f9450e7bf2
sha512
589cf6992a2ac5cc1ecc753174199580966adc0d19e9eb5ea3a6bc7c782c449c305d49475e490e69d7eb5ed64503417b0239c259b4556743382bdb2e3bdf0553
ripemd-160
dc5f22f1c4acc9deb566b3b953d2b09b0c019ac8
Diameter
327878
Circumference
1030059.1160737
Area
84433430715.004
Volume
1.8455909597316E+16
Surface area
337733722860.02
Circumference
1030059.1160737
Perimeter
655756
Area
26875995721
Diagonal
231844.75720188
Surface area
161255974326
Volume
4406023862505019
Space diagonal
283950.67734203
Perimeter
491817
Area
11637647523.194
Altitude
141975.33867102
Surface area
11637647523.194
Volume
5.1925489187451E+14
Height
77281.585733961