20138137 is an odd 8-digits composite number following 20138136
and preceding 20138138 . In scientific notation, it is written as 2.0138137 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19709620 positive integers (up to 20138137) that are relatively prime to 20138137.
20138137 has 4 divisors, whose sum is 20566656
The reverse of 20138137 is 73183102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty-eight thousand one hundred thirty-seven
Scientific notation
2.0138137 × 10^7
Engineering notation
2.0138137 × 10^6
Prime Factorization
47 × 428471
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138137
Product of the distinct prime numbers
The prime factorization of 20138137 is 47 × 428471.
Since it has a total of 2 prime factors.
1 , 9 , 90 , 27 , 559 , 103 , 6679 , 4075 , 73674 , 30264 , 807747 , 272044 , 1023931 , 7626363 , 35681399 , 98218518 , 58997616 , 198070370 , 3730194691 , 1047844342
n×2
40276274
n×3
60414411
n×4
80552548
n×5
100690685
n÷2
10069068.5
n÷3
6712712.3333333
n÷3
5034534.25
n÷5
4027627.4
n2
405544561830769
n3
8.166911945753E+21
n4
1.6446639163051E+29
n5
3.3120467265509E+36
2 √n
4487.5535651399
3 √n
272.06526421946
4 √n
66.989204840332
5 √n
28.893746502247
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
-20138136
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 20138137 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138137) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100100010011001
3
Ternary
1101220010022221
4
Quaternary
1030310202121
5
Quinary
20123410022
6
Senary
1555344041
8
Octal
114644231
10
Decimal
20138137
12
Duodecimal
68b2021
16
Hexadecimal
1334899
20
Vigesimal
65h56h
36
Base36
bzmop
md5
321e988d85a99b784152cfa4dbc61a1f
sha1
792145f65cd386e54ab9fb82f6646e4a398aeeb1
sha256
026ab8d3c6785fc715819917d30e63e7dc3f984d57e560235f3449b9738cfe9a
sha512
d4b3fcd235c36c3527c05d80355d0493ff3d42b96f4d887d6327a3e44e19ca6ea155215a1ab45ebe56f58bb1e497a487739f1bccccb9f5f45ed26017b7fb6835
ripemd-160
cbe6be0404031d77e2d9a9a778be15d02d47ac72
Diameter
40276274
Circumference
126531646.51237
Area
1.2740558161508E+15
Volume
3.4209480761723E+22
Surface area
5.0962232646033E+15
Circumference
126531646.51237
Perimeter
80552548
Area
405544561830769
Diagonal
28479626.466327
Surface area
2433267370984614
Volume
8.166911945753E+21
Space diagonal
34880276.453783
Perimeter
60414411
Area
1.7560594645604E+14
Altitude
17440138.226891
Surface area
1.7560594645604E+14
Volume
9.6247980303256E+20
Height
9493208.8221091