164545905 is an odd 9-digits composite number following 164545904
and preceding 164545906 . In scientific notation, it is written as 1.64545905 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 87116160 positive integers (up to 164545905) that are relatively prime to 164545905.
164545905 has 16 divisors, whose sum is 265198464
The reverse of 164545905 is 509545461
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred sixty-four million five hundred forty-five thousand nine hundred five
Scientific notation
1.64545905 × 10^8
Engineering notation
1.64545905 × 10^6
Prime Factorization
3 × 5 × 137 × 80071
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
164545905
Product of the distinct prime numbers
The prime factorization of 164545905 is 3 × 5 × 137 × 80071.
Since it has a total of 4 prime factors.
1 , 7 , 78 , 64 , 758 , 516 , 1935 , 2484 , 63854 , 8278 , 127449 , 647090 , 8486573 , 4854327 , 33538976 , 12419434 , 204893314 , 886928063 , 5422661899 , 8591051278
n×2
329091810
n×3
493637715
n×4
658183620
n×5
822729525
n÷2
82272952.5
n÷3
54848635
n÷3
41136476.25
n÷5
32909181
n2
27075354852269025
n3
4.4551387673627E+24
n4
7.3307484037629E+32
n5
1.2062446304245E+41
2 √n
12827.544776768
3 √n
547.97703675066
4 √n
113.25875143568
5 √n
43.980221847625
1 , 3 , 5 , 15 , 137 , 411 , 685 , 2055 , 80071 , 240213 , 400355 , 1201065 , 10969727 , 32909181 , 54848635 , 164545905
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-164545904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 164545905 can be divided by 16 positive divisors.
The sum of these divisors (counting 164545905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110011101100010101110001
3
Ternary
102110121210112210
4
Quaternary
21303230111301
5
Quinary
314110432110
6
Senary
24154442333
8
Octal
1163542561
10
Decimal
164545905
12
Duodecimal
471333a9
16
Hexadecimal
9cec571
20
Vigesimal
2b884f5
36
Base36
2pysfl
md5
f2d2423d5be1473e4a9fcbb56d5ef5bf
sha1
fb227fec5c51da284228768b63e5ce5e6a5a1563
sha256
ed338a3aebfc1aea86b1021e11bbd5d95f578173d1442f430ec89bd39177a4bb
sha512
e782724b03325fce354bb75f6dc3e5de6ac0e905c1ae97fa88381e768c4f8f0d24075a4515e126a5093c33b05c8251dcbc669fcfa60db285af6511911211d228
ripemd-160
d9023306c8e0d287fac3686caa0202e7da4cf4e3
Diameter
329091810
Circumference
1033872412.6526
Area
8.5059735897225E+16
Volume
1.8661641629693E+25
Surface area
3.402389435889E+17
Circumference
1033872412.6526
Perimeter
658183620
Area
27075354852269025
Diagonal
232703050.48395
Surface area
162452129113614150
Volume
4.4551387673627E+24
Space diagonal
285001867.6374
Perimeter
493637715
Area
1.1723972559272E+16
Altitude
142500933.8187
Surface area
1.1723972559272E+16
Volume
5.2504313892155E+23
Height
77567683.494652