165021145 is an odd 9-digits composite number following 165021144
and preceding 165021146 . In scientific notation, it is written as 1.65021145 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 132016912 positive integers (up to 165021145) that are relatively prime to 165021145.
165021145 has 4 divisors, whose sum is 198025380
The reverse of 165021145 is 541120561
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred sixty-five million twenty-one thousand one hundred forty-five
Scientific notation
1.65021145 × 10^8
Engineering notation
1.65021145 × 10^6
Prime Factorization
5 × 33004229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
165021145
Product of the distinct prime numbers
The prime factorization of 165021145 is 5 × 33004229.
Since it has a total of 2 prime factors.
7 , 8 , 92 , 73 , 174 , 905 , 6959 , 7876 , 36693 , 68007 , 15073 , 485486 , 4162750 , 1712528 , 12135214 , 90973516 , 732622472 , 557973466 , 7667850964 , 9626333327
n×2
330042290
n×3
495063435
n×4
660084580
n×5
825105725
n÷2
82510572.5
n÷3
55007048.333333
n÷3
41255286.25
n÷5
33004229
n2
27231978297111025
n3
4.4938522392044E+24
n4
7.4158064197433E+32
n5
1.2237648664844E+41
2 √n
12846.055620306
3 √n
548.50408378482
4 √n
113.34044123924
5 √n
44.005597205064
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
-165021144
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 165021145 can be divided by 4 positive divisors.
The sum of these divisors (counting 165021145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110101100000010111011001
3
Ternary
102111111221110021
4
Quaternary
21311200113121
5
Quinary
314221134040
6
Senary
24212550441
8
Octal
1165402731
10
Decimal
165021145
12
Duodecimal
47322421
16
Hexadecimal
9d605d9
20
Vigesimal
2bb7ch5
36
Base36
2q8z4p
md5
51888e57f0a45d38dfa06d833cd12a42
sha1
8867d24f657e6ff6c568077a8a2e24f4a2309b89
sha256
7b91cacb83821ec27be2c0d783ce3ae2303dcfb251138b8378e3df350546b92a
sha512
cf8328e7b6aa1d6aa01ff2b9c90b4ca744fb443d3b683074b2ed9d963d105c53994a798834a8560b203bd2a354f28260c339ab195784e4383c848a57c8ebdcb8
ripemd-160
f07ccfd55c5111594444120ea90f904beed9e4ea
Diameter
330042290
Circumference
1036858433.638
Area
8.5551782960921E+16
Volume
1.8823804241337E+25
Surface area
3.4220713184368E+17
Circumference
1036858433.638
Perimeter
660084580
Area
27231978297111025
Diagonal
233375141.33734
Surface area
163391869782666150
Volume
4.4938522392044E+24
Space diagonal
285825007.46319
Perimeter
495063435
Area
1.1791792500302E+16
Altitude
142912503.7316
Surface area
1.1791792500302E+16
Volume
5.2960556533197E+23
Height
77791713.779112