20132891 is an odd 8-digits composite number following 20132890
and preceding 20132892 . In scientific notation, it is written as 2.0132891 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20115984 positive integers (up to 20132891) that are relatively prime to 20132891.
20132891 has 4 divisors, whose sum is 20149800
The reverse of 20132891 is 19823102
Previous prime number is 1289
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred thirty-two thousand eight hundred ninety-one
Scientific notation
2.0132891 × 10^7
Engineering notation
2.0132891 × 10^6
Prime Factorization
1289 × 15619
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20132891
Product of the distinct prime numbers
The prime factorization of 20132891 is 1289 × 15619.
Since it has a total of 2 prime factors.
8 , 4 , 40 , 92 , 525 , 182 , 7163 , 2800 , 5533 , 16472 , 120938 , 762878 , 7473748 , 3571687 , 95394540 , 14944201 , 804600677 , 812666483 , 3149303479 , 9378639181
n×2
40265782
n×3
60398673
n×4
80531564
n×5
100664455
n÷2
10066445.5
n÷3
6710963.6666667
n÷3
5033222.75
n÷5
4026578.2
n2
405333300017881
n3
8.1605311479303E+21
n4
1.6429508410339E+29
n5
3.3077350200893E+36
2 √n
4486.9690215111
3 √n
272.04163776504
4 √n
66.984841729387
5 √n
28.892240976776
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
-20132890
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 20132891 can be divided by 4 positive divisors.
The sum of these divisors (counting 20132891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011010000011011
3
Ternary
1101212212010122
4
Quaternary
1030303100123
5
Quinary
20123223031
6
Senary
1555303455
8
Octal
114632033
10
Decimal
20132891
12
Duodecimal
68aab8b
16
Hexadecimal
133341b
20
Vigesimal
65gc4b
36
Base36
bzimz
md5
1783e1e1d1356d92c454fb13751cb7f8
sha1
cdcf95a785b7c5790a9e33caf82011fc06b21d93
sha256
89cccb6c0a74bbc7b7d3b0e5bd680c8dfa631595aa0f992bde98629eba7dcfcb
sha512
a750ee91d3d15bc54b6d2f423a21bcad99a00866cf26e636a58749f92aeb160b78e703f4107ddcc2fe4fad3c0007876b6d8df941ed7d05efeb5a063fa856f8fa
ripemd-160
3d9735655bc3dea734327d244370e82bb1571603
Diameter
40265782
Circumference
126498684.92225
Area
1.2733921175915E+15
Volume
3.4182752938305E+22
Surface area
5.0935684703659E+15
Circumference
126498684.92225
Perimeter
80531564
Area
405333300017881
Diagonal
28472207.501979
Surface area
2431999800107286
Volume
8.1605311479303E+21
Space diagonal
34871190.115246
Perimeter
60398673
Area
1.7551446740763E+14
Altitude
17435595.057623
Surface area
1.7551446740763E+14
Volume
9.6172781879759E+20
Height
9490735.8339931