20122691 is an odd 8-digits composite number following 20122690
and preceding 20122692 . In scientific notation, it is written as 2.0122691 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18990720 positive integers (up to 20122691) that are relatively prime to 20122691.
20122691 has 8 divisors, whose sum is 21262800
The reverse of 20122691 is 19622102
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-two thousand six hundred ninety-one
Scientific notation
2.0122691 × 10^7
Engineering notation
2.0122691 × 10^6
Prime Factorization
19 × 281 × 3769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20122691
Product of the distinct prime numbers
The prime factorization of 20122691 is 19 × 281 × 3769.
Since it has a total of 3 prime factors.
1 , 4 , 99 , 51 , 853 , 545 , 8847 , 6768 , 1797 , 60387 , 576709 , 342413 , 835767 , 4480499 , 81261607 , 64079955 , 87083270 , 281159418 , 2607526496 , 5591830111
n×2
40245382
n×3
60368073
n×4
80490764
n×5
100613455
n÷2
10061345.5
n÷3
6707563.6666667
n÷3
5030672.75
n÷5
4024538.2
n2
404922693081481
n3
8.1481342317665E+21
n4
1.6396238737236E+29
n5
3.2993644567163E+36
2 √n
4485.8322527709
3 √n
271.99568818857
4 √n
66.976355923348
5 √n
28.889312827031
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
-20122690
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 20122691 can be divided by 8 positive divisors.
The sum of these divisors (counting 20122691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000110001000011
3
Ternary
1101212100010212
4
Quaternary
1030300301003
5
Quinary
20122411231
6
Senary
1555144335
8
Octal
114606103
10
Decimal
20122691
12
Duodecimal
68a50ab
16
Hexadecimal
1330c43
20
Vigesimal
65f6eb
36
Base36
bzarn
md5
47417fd70646b90553cee3cd5f879ee9
sha1
3977d9672db4da3d2a4efe4c6afc29b96abed039
sha256
f0fec14bbae5e389396d709413672881df33c678e01e0fbb5cdd4253febac973
sha512
162a8284f0989756dd3d3da22f6428bfaaa66536047fb90963ba713966bc55da0ccd4f19566688f93de894b3e43a8bcfa4a81572d43b794311a0019350b8f893
ripemd-160
9944d9cbf507e26a608b28cf152413ae58d256a2
Diameter
40245382
Circumference
126434596.43211
Area
1.2721021578566E+15
Volume
3.4130824857308E+22
Surface area
5.0884086314263E+15
Circumference
126434596.43211
Perimeter
80490764
Area
404922693081481
Diagonal
28457782.523643
Surface area
2429536158488886
Volume
8.1481342317665E+21
Space diagonal
34853523.197009
Perimeter
60368073
Area
1.7533666938869E+14
Altitude
17426761.598504
Surface area
1.7533666938869E+14
Volume
9.6026682821672E+20
Height
9485927.507881