164185881 is an odd 9-digits composite number following 164185880
and preceding 164185882 . In scientific notation, it is written as 1.64185881 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 103018560 positive integers (up to 164185881) that are relatively prime to 164185881.
164185881 has 8 divisors, whose sum is 231791904
The reverse of 164185881 is 188581461
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred sixty-four million one hundred eighty-five thousand eight hundred eighty-one
Scientific notation
1.64185881 × 10^8
Engineering notation
1.64185881 × 10^6
Prime Factorization
3 × 17 × 3219331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
164185881
Product of the distinct prime numbers
The prime factorization of 164185881 is 3 × 17 × 3219331.
Since it has a total of 3 prime factors.
2 , 10 , 57 , 41 , 374 , 279 , 3356 , 1939 , 24510 , 61870 , 650076 , 1043 , 5917022 , 213606 , 38669188 , 1247706 , 566433741 , 685304739 , 2928102867 , 765936917
n×2
328371762
n×3
492557643
n×4
656743524
n×5
820929405
n÷2
82092940.5
n÷3
54728627
n÷3
41046470.25
n÷5
32837176.2
n2
26957003519746161
n3
4.4259593720096E+24
n4
7.2668003876361E+32
n5
1.1931060236952E+41
2 √n
12813.503853357
3 √n
547.57708970589
4 √n
113.19674842219
5 √n
43.960959367192
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
-164185880
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 164185881 can be divided by 8 positive divisors.
The sum of these divisors (counting 164185881) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010010100011100011001
3
Ternary
102102221111200120
4
Quaternary
21302110130121
5
Quinary
314012422011
6
Senary
24143023453
8
Octal
1162243431
10
Decimal
164185881
12
Duodecimal
46b9ab89
16
Hexadecimal
9c94719
20
Vigesimal
2b634e1
36
Base36
2pr2mx
md5
b4bcc9f0db6e07d0427521109bcdc9e5
sha1
1676e31113af62df88f34ba4287682295b4be1eb
sha256
7309e82343f85300ca6f0d27e3d2a275481128dc8e2f2668f6ed4eefe5fb6959
sha512
21a2e957a1f4af7f7894b9f51224e007b87493cab258543325944017f5318ae4a690b1392c9ff5b71c6c603f749b4011a7dfa6e186b2918370e919c71eb08e9b
ripemd-160
642e11b9eb4a7ad48f0cafd5a9bd68ad09deece9
Diameter
328371762
Circumference
1031610315.1455
Area
8.4687924220429E+16
Volume
1.8539415264256E+25
Surface area
3.3875169688171E+17
Circumference
1031610315.1455
Perimeter
656743524
Area
26957003519746161
Diagonal
232193899.66038
Surface area
161742021118476966
Volume
4.4259593720096E+24
Space diagonal
284378287.77746
Perimeter
492557643
Area
1.1672724929003E+16
Altitude
142189143.88873
Surface area
1.1672724929003E+16
Volume
5.2160431420069E+23
Height
77397966.553458