1621345169 is an odd 10-digits composite number following 1621345168
and preceding 1621345170 . In scientific notation, it is written as 1.621345169 × 10^9.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 1588078800 positive integers (up to 1621345169) that are relatively prime to 1621345169.
1621345169 has 8 divisors, whose sum is 1654834560
The reverse of 1621345169 is 9615431261
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion six hundred twenty-one million three hundred forty-five thousand one hundred sixty-nine
Scientific notation
1.621345169 × 10^9
Engineering notation
1.621345169 × 10^9
Prime Factorization
61 × 239 × 111211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1621345169
Product of the distinct prime numbers
The prime factorization of 1621345169 is 61 × 239 × 111211.
Since it has a total of 3 prime factors.
3 , 6 , 32 , 84 , 635 , 276 , 7496 , 1693 , 55364 , 62631 , 199077 , 961397 , 8843916 , 6107582 , 46108481 , 30999115 , 387483759 , 483399563 , 7688534220 , 4943531175
n×2
3242690338
n×3
4864035507
n×4
6485380676
n×5
8106725845
n÷2
810672584.5
n÷3
540448389.66667
n÷3
405336292.25
n÷5
324269033.8
n2
2628760157039638561
n3
4.2621275810759E+27
n4
6.9103799632391E+36
n5
1.1204111169352E+46
2 √n
40265.930623792
3 √n
1174.7852739355
4 √n
200.66372523152
5 √n
69.498446414652
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
-1621345168
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 1621345169 can be divided by 8 positive divisors.
The sum of these divisors (counting 1621345169) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000101000111100001110010001
3
Ternary
11011222211212110002
4
Quaternary
1200220330032101
5
Quinary
11310031021134
6
Senary
424515015345
8
Octal
14050741621
10
Decimal
1621345169
12
Duodecimal
392b9a555
16
Hexadecimal
60a3c391
20
Vigesimal
156d82i9
36
Base36
qtb1xt
md5
7e17ff80a649cf066c680234f006512b
sha1
b6aabfb93ee3f9925f7bda0212198ff565b3f2c2
sha256
4658372727765671b3bd00088f51605e79ecc4da43e19bd8bb92aeb0a7e71520
sha512
e29e53f833d7036e7d52d6eb540b815045772de21176c3f8bd4675079715286af6a53af01430829c16afaa1fd8c774443d12d4a1863c3a85dea1e98dc670898d
ripemd-160
d20906bb6128aae8e26e5663fcc4fa3e353f73f9
Diameter
3242690338
Circumference
10187212143.727
Area
8.2584935974053E+18
Volume
1.7853158263161E+28
Surface area
3.3033974389621E+19
Circumference
10187212143.727
Perimeter
6485380676
Area
2628760157039638561
Diagonal
2292928327.2879
Surface area
1.5772560942238E+19
Volume
4.2621275810759E+27
Space diagonal
2808252209.3143
Perimeter
4864035507
Area
1.1382865382263E+18
Altitude
1404126104.6572
Surface area
1.1382865382263E+18
Volume
5.0229655247683E+26
Height
764309442.4293