20090979 is an odd 8-digits composite number following 20090978
and preceding 20090980 . In scientific notation, it is written as 2.0090979 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 13357872 positive integers (up to 20090979) that are relatively prime to 20090979.
20090979 has 12 divisors, whose sum is 29098576
The reverse of 20090979 is 97909002
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million ninety thousand nine hundred seventy-nine
Scientific notation
2.0090979 × 10^7
Engineering notation
2.0090979 × 10^6
Prime Factorization
3 × 3 × 397 × 5623
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6696993
Product of the distinct prime numbers
The prime factorization of 20090979 is 3 × 3 × 397 × 5623.
Since it has a total of 4 prime factors.
2 , 9 , 14 , 93 , 34 , 135 , 6467 , 3873 , 54563 , 3762 , 922213 , 88526 , 1925401 , 9378195 , 12546487 , 76399639 , 746970886 , 513130922 , 7220579983 , 9589571224
n×2
40181958
n×3
60272937
n×4
80363916
n×5
100454895
n÷2
10045489.5
n÷3
6696993
n÷3
5022744.75
n÷5
4018195.8
n2
403647437178441
n3
8.1096721837559E+21
n4
1.6293125354072E+29
n5
3.2734483933304E+36
2 √n
4482.2961749532
3 √n
271.85273079588
4 √n
66.94995276289
5 √n
28.880201561111
1 , 3 , 9 , 397 , 1191 , 3573 , 5623 , 16869 , 50607 , 2232331 , 6696993 , 20090979
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20090978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20090979 can be divided by 12 positive divisors.
The sum of these divisors (counting 20090979) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101001000001100011
3
Ternary
1101210201122100
4
Quaternary
1030221001203
5
Quinary
20120402404
6
Senary
1554341443
8
Octal
114510143
10
Decimal
20090979
12
Duodecimal
688a883
16
Hexadecimal
1329063
20
Vigesimal
65b78j
36
Base36
bymar
md5
1c9c22c7df96d3183bf7594e37874cf8
sha1
167438a8df2cf10c048a52c85ba20aa8528d953a
sha256
65af8212614d96d8f57c0f4b2cc932fd540c3e60954af7bb83e698a7441457a1
sha512
67d32ab4efb6e88f0596d84123f60e58d5f04a71a5220b2965b3f25ae38ef74d2cbcd13d8a8d65be672fe8119e79ee4d9a4960d7854ee9718e22e0dc4e90788f
ripemd-160
e1ff391691015e82e8ffafb6c87975d0cbf8a6bf
Diameter
40181958
Circumference
126235344.05965
Area
1.2680958232801E+15
Volume
3.3969715407345E+22
Surface area
5.0723832931206E+15
Circumference
126235344.05965
Perimeter
80363916
Area
403647437178441
Diagonal
28412934.983153
Surface area
2421884623070646
Volume
8.1096721837559E+21
Space diagonal
34798596.401799
Perimeter
60272937
Area
1.7478446738451E+14
Altitude
17399298.2009
Surface area
1.7478446738451E+14
Volume
9.5573403238895E+20
Height
9470978.3277177