20131461 is an odd 8-digits composite number following 20131460
and preceding 20131462 . In scientific notation, it is written as 2.0131461 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 11503656 positive integers (up to 20131461) that are relatively prime to 20131461.
20131461 has 12 divisors, whose sum is 33232992
The reverse of 20131461 is 16413102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thirty-one thousand four hundred sixty-one
Scientific notation
2.0131461 × 10^7
Engineering notation
2.0131461 × 10^6
Prime Factorization
3 × 3 × 7 × 319547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6710487
Product of the distinct prime numbers
The prime factorization of 20131461 is 3 × 3 × 7 × 319547.
Since it has a total of 4 prime factors.
6 , 5 , 48 , 25 , 153 , 576 , 3479 , 1868 , 53223 , 96385 , 578417 , 814404 , 2678010 , 5600597 , 53412480 , 9671292 , 724274509 , 617967232 , 4443638306 , 5599169804
n×2
40262922
n×3
60394383
n×4
80525844
n×5
100657305
n÷2
10065730.5
n÷3
6710487
n÷3
5032865.25
n÷5
4026292.2
n2
405275721994521
n3
8.1587923915795E+21
n4
1.6424841083818E+29
n5
3.3065604771008E+36
2 √n
4486.8096683501
3 √n
272.03519675014
4 √n
66.983652247023
5 √n
28.891830533204
1 , 3 , 7 , 9 , 21 , 63 , 319547 , 958641 , 2236829 , 2875923 , 6710487 , 20131461
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
-20131460
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 20131461 can be divided by 12 positive divisors.
The sum of these divisors (counting 20131461) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110010111010000101
3
Ternary
1101212210011200
4
Quaternary
1030302322011
5
Quinary
20123201321
6
Senary
1555253113
8
Octal
114627205
10
Decimal
20131461
12
Duodecimal
68aa199
16
Hexadecimal
1332e85
20
Vigesimal
65g8d1
36
Base36
bzhj9
md5
4909b1c9acdeea3e35d02a56a8dfd9d8
sha1
4328f00f40c003dd83cabeb8af1721ff5be04486
sha256
4de3e4bb8bd7f05a93b1437e9ee57b61ca392c3f433fe0b1289d6edff2adeda1
sha512
66efac32aa743df7eac2d74cd2c87fa39c863808f2eafe13a55d91f1a85a729cb9bfaac6527f781a16f1c36e185eba931beb9611236dd5e9391715af84d216c4
ripemd-160
1d55a5cf52777ec4b902246cde9ab0c9289fb269
Diameter
40262922
Circumference
126489699.96726
Area
1.2732112308963E+15
Volume
3.4175469652734E+22
Surface area
5.0928449235851E+15
Circumference
126489699.96726
Perimeter
80525844
Area
405275721994521
Diagonal
28470185.176585
Surface area
2431654331967126
Volume
8.1587923915795E+21
Space diagonal
34868713.282591
Perimeter
60394383
Area
1.7548953539217E+14
Altitude
17434356.641296
Surface area
1.7548953539217E+14
Volume
9.6152290439652E+20
Height
9490061.7255283