164518221 is an odd 9-digits composite number following 164518220
and preceding 164518222 . In scientific notation, it is written as 1.64518221 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 94010400 positive integers (up to 164518221) that are relatively prime to 164518221.
164518221 has 4 divisors, whose sum is 172352444
The reverse of 164518221 is 122815461
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred sixty-four million five hundred eighteen thousand two hundred twenty-one
Scientific notation
1.64518221 × 10^8
Engineering notation
1.64518221 × 10^6
Prime Factorization
21 × 7834201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
164518221
Product of the distinct prime numbers
The prime factorization of 164518221 is 21 × 7834201.
Since it has a total of 2 prime factors.
10 , 1 , 38 , 38 , 770 , 567 , 5594 , 6202 , 23871 , 42914 , 870315 , 238818 , 3136545 , 5825988 , 78382289 , 82680937 , 572843618 , 701489639 , 1781287148 , 4596084927
n×2
329036442
n×3
493554663
n×4
658072884
n×5
822591105
n÷2
82259110.5
n÷3
54839407
n÷3
41129555.25
n÷5
32903644.2
n2
27066245041004841
n3
4.4528904832962E+24
n4
7.3258162061972E+32
n5
1.2052302496165E+41
2 √n
12826.465647247
3 √n
547.94630359014
4 √n
113.25398733487
5 √n
43.978741858915
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
-164518220
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 164518221 can be divided by 4 positive divisors.
The sum of these divisors (counting 164518221) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110011100101100101001101
3
Ternary
102110120101120110
4
Quaternary
21303211211031
5
Quinary
314104040341
6
Senary
24154110233
8
Octal
1163454515
10
Decimal
164518221
12
Duodecimal
4711b379
16
Hexadecimal
9ce594d
20
Vigesimal
2b84fb1
36
Base36
2py72l
md5
03c117c187e5e2f611b54ea1feedcc1c
sha1
0a3c8d239a7aab68e1ac59d9d9c336d54290d130
sha256
ec7c2e97e2b9b8cad65d7d396f5e121f2ed6686d0632a0ae722d1ddbc5e946a6
sha512
233f7a1d48b8edc35d62d6bd4694df61f092e0bdb26f4161e78899224f62102f2ae0c853bbc439566df67e62985199c55fd55542a8b4272dc3b089afade48fab
ripemd-160
9f28ddd3d340e10050dfc8967c95d1d88e1697ae
Diameter
329036442
Circumference
1033698468.9505
Area
8.5031116581082E+16
Volume
1.8652224039418E+25
Surface area
3.4012446632433E+17
Circumference
1033698468.9505
Perimeter
658072884
Area
27066245041004841
Diagonal
232663899.39569
Surface area
162397470246029046
Volume
4.4528904832962E+24
Space diagonal
284953917.54285
Perimeter
493554663
Area
1.1720027895282E+16
Altitude
142476958.77142
Surface area
1.1720027895282E+16
Volume
5.247781761033E+23
Height
77554633.131898