20131380 is an even 8-digits composite number following 20131379
and preceding 20131381 . In scientific notation, it is written as 2.0131380 × 10^7.
The sum of its digits is 18. It has a total of 5 prime factors and 24 positive divisors.
There are 5308416 positive integers (up to 20131380) that are relatively prime to 20131380.
20131380 has 24 divisors, whose sum is 36415624
The reverse of 20131380 is 08313102
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thirty-one thousand three hundred eighty
Scientific notation
2.0131380 × 10^7
Engineering notation
2.0131380 × 10^6
Prime Factorization
2 × 2 × 45 × 97 × 1153
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10065690
Product of the distinct prime numbers
The prime factorization of 20131380 is 2 × 2 × 45 × 97 × 1153.
Since it has a total of 5 prime factors.
8 , 9 , 12 , 48 , 594 , 900 , 9468 , 3323 , 332 , 52810 , 856779 , 348652 , 4426418 , 35839 , 96578742 , 16602137 , 14747260 , 800511633 , 3887736102 , 3602774165
n×2
40262760
n×3
60394140
n×4
80525520
n×5
100656900
n÷2
10065690
n÷3
6710460
n÷3
5032845
n÷5
4026276
n2
405272460704400
n3
8.1586939099753E+21
n4
1.642457674054E+29
n5
3.3064939570297E+36
2 √n
4486.8006418828
3 √n
272.03483190031
4 √n
66.983584868853
5 √n
28.891807283604
1 , 2 , 4 , 45 , 90 , 97 , 180 , 194 , 388 , 1153 , 2306 , 4365 , 4612 , 8730 , 17460 , 51885 , 103770 , 111841 , 207540 , 223682 , 447364 , 5032845 , 10065690 , 20131380
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20131379
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20131380 can be divided by 24 positive divisors.
The sum of these divisors (counting 20131380) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100110010111000110100
3
Ternary
1101212210001200
4
Quaternary
1030302320310
5
Quinary
20123201010
6
Senary
1555252500
8
Octal
114627064
10
Decimal
20131380
12
Duodecimal
68aa130
16
Hexadecimal
1332e34
20
Vigesimal
65g890
36
Base36
bzhh0
md5
b67bbca994960cb215f949a82ca45937
sha1
614da17e967c2fbb4ca49a0e8b20f2429b12acf6
sha256
68a7eca2742670a102cdc2dcea8a6e2ca2a408b466c44e8faf8681c55d449325
sha512
6eefcfcaa5f03fee7687c36f3cb240c51211ab33cd2c2e36a54028737328a7fc6b56deb5e612c47ff3ab62452270498c1d14175da91cdee7c89746892ed7cc5f
ripemd-160
2f1eb5d5b9f5420a6d1926011fffc582e321bc7c
Diameter
40262760
Circumference
126489191.02925
Area
1.2732009852512E+15
Volume
3.4175057133955E+22
Surface area
5.0928039410048E+15
Circumference
126489191.02925
Perimeter
80525520
Area
405272460704400
Diagonal
28470070.625286
Surface area
2431634764226400
Volume
8.1586939099753E+21
Space diagonal
34868572.986476
Perimeter
60394140
Area
1.7548812321212E+14
Altitude
17434286.493238
Surface area
1.7548812321212E+14
Volume
9.6151129822816E+20
Height
9490023.5417622