20191641 is an odd 8-digits composite number following 20191640
and preceding 20191642 . In scientific notation, it is written as 2.0191641 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13461092 positive integers (up to 20191641) that are relatively prime to 20191641.
20191641 has 4 divisors, whose sum is 26922192
The reverse of 20191641 is 14619102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred ninety-one thousand six hundred forty-one
Scientific notation
2.0191641 × 10^7
Engineering notation
2.0191641 × 10^6
Prime Factorization
3 × 6730547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20191641
Product of the distinct prime numbers
The prime factorization of 20191641 is 3 × 6730547.
Since it has a total of 2 prime factors.
2 , 8 , 28 , 94 , 749 , 572 , 2973 , 9727 , 23220 , 21832 , 439324 , 539521 , 7610654 , 20749 , 1508404 , 26332997 , 64696070 , 413462672 , 7882245370 , 8953993813
n×2
40383282
n×3
60574923
n×4
80766564
n×5
100958205
n÷2
10095820.5
n÷3
6730547
n÷3
5047910.25
n÷5
4038328.2
n2
407702366272881
n3
8.2321798146325E+21
n4
1.6622121946451E+29
n5
3.3562791900095E+36
2 √n
4493.5109880805
3 √n
272.30599663914
4 √n
67.033655637153
5 √n
28.909083479094
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
-20191640
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 20191641 can be divided by 4 positive divisors.
The sum of these divisors (counting 20191641) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001100110011001
3
Ternary
1101222211201120
4
Quaternary
1031001212121
5
Quinary
20132113031
6
Senary
2000435453
8
Octal
115014631
10
Decimal
20191641
12
Duodecimal
6918b89
16
Hexadecimal
1341999
20
Vigesimal
663j21
36
Base36
c0ryx
md5
dc23e76c2ba2eb20e80f1bdde10ced0e
sha1
e67d954e3aea7893b6ce1628db92abd3581ee281
sha256
cd23b7d65395fcbe68621db414aae9c2d02a476fa482526397ba278aac741182
sha512
dd1724c7f0f59b1fe76d67b817566042b22eca1457eb6fab9c63704e1cf07796d4b5d37b8aa2d43527d0d7fd49f483fe94150c0c9ce2fbfa2d7dfa9020cd9aae
ripemd-160
272a957e05550c7669ff9a44ae8678d32f412a66
Diameter
40383282
Circumference
126867822.05904
Area
1.2808347587341E+15
Volume
3.4482874171573E+22
Surface area
5.1233390349362E+15
Circumference
126867822.05904
Perimeter
80766564
Area
407702366272881
Diagonal
28555292.548769
Surface area
2446214197637286
Volume
8.2321798146325E+21
Space diagonal
34972948.100191
Perimeter
60574923
Area
1.7654030318767E+14
Altitude
17486474.050095
Surface area
1.7654030318767E+14
Volume
9.7017169514561E+20
Height
9518430.8495895