164089721 is an odd 9-digits composite number following 164089720
and preceding 164089722 . In scientific notation, it is written as 1.64089721 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 163372944 positive integers (up to 164089721) that are relatively prime to 164089721.
164089721 has 4 divisors, whose sum is 164806500
The reverse of 164089721 is 127980461
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred sixty-four million eighty-nine thousand seven hundred twenty-one
Scientific notation
1.64089721 × 10^8
Engineering notation
1.64089721 × 10^6
Prime Factorization
229 × 716549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
164089721
Product of the distinct prime numbers
The prime factorization of 164089721 is 229 × 716549.
Since it has a total of 2 prime factors.
1 , 9 , 21 , 10 , 19 , 865 , 1035 , 7396 , 4305 , 19606 , 95371 , 620764 , 7611461 , 531112 , 92173571 , 57493112 , 701215471 , 291421674 , 9814952863 , 8135042221
n×2
328179442
n×3
492269163
n×4
656358884
n×5
820448605
n÷2
82044860.5
n÷3
54696573.666667
n÷3
41022430.25
n÷5
32817944.2
n2
26925436537857841
n3
4.4181873693003E+24
n4
7.2497913275421E+32
n5
1.1896162362446E+41
2 √n
12809.751012412
3 √n
547.47016760924
4 √n
113.18017057953
5 √n
43.95580877019
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
-164089720
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 164089721 can be divided by 4 positive divisors.
The sum of these divisors (counting 164089721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001111100111101111001
3
Ternary
102102202121210002
4
Quaternary
21301330331321
5
Quinary
314001332341
6
Senary
24141002345
8
Octal
1161747571
10
Decimal
164089721
12
Duodecimal
46b533b5
16
Hexadecimal
9c7cf79
20
Vigesimal
2b5b461
36
Base36
2pp0ft
md5
b218cc194905f72be538d77990347f3e
sha1
5ce96285ecb1600e2b83d7c38c2fba2213ca3ff2
sha256
ee81275629ec43035e025940e530af28e472df5b1e84abfe8554087a50dbac62
sha512
cab27b048e3305f546d2e8c90683a35fa4671133a3be4e8e416cfc16ffa9fa1efcb2fec3dead494ffc89e8fb4a3f4f7808435ded5304bb4e06e410e5d3c8a1c2
ripemd-160
58f5df6f7516ac51400c7ccde4fa3b595117d609
Diameter
328179442
Circumference
1031006124.0464
Area
8.4588753622032E+16
Volume
1.8506859975436E+25
Surface area
3.3835501448813E+17
Circumference
1031006124.0464
Perimeter
656358884
Area
26925436537857841
Diagonal
232057908.88422
Surface area
161552619227147046
Volume
4.4181873693003E+24
Space diagonal
284211733.7718
Perimeter
492269163
Area
1.1659056024885E+16
Altitude
142105866.8859
Surface area
1.1659056024885E+16
Volume
5.206883748975E+23
Height
77352636.294739