20160681 is an odd 8-digits composite number following 20160680
and preceding 20160682 . In scientific notation, it is written as 2.0160681 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13440452 positive integers (up to 20160681) that are relatively prime to 20160681.
20160681 has 4 divisors, whose sum is 26880912
The reverse of 20160681 is 18606102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred sixty thousand six hundred eighty-one
Scientific notation
2.0160681 × 10^7
Engineering notation
2.0160681 × 10^6
Prime Factorization
3 × 6720227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20160681
Product of the distinct prime numbers
The prime factorization of 20160681 is 3 × 6720227.
Since it has a total of 2 prime factors.
2 , 3 , 22 , 63 , 278 , 717 , 1565 , 6752 , 73518 , 71970 , 514946 , 224575 , 8961011 , 9585816 , 4838380 , 66263413 , 374699893 , 972631870 , 9492225955 , 7266602601
n×2
40321362
n×3
60482043
n×4
80642724
n×5
100803405
n÷2
10080340.5
n÷3
6720227
n÷3
5040170.25
n÷5
4032136.2
n2
406453058383761
n3
8.1943704515494E+21
n4
1.6520408866951E+29
n5
3.3306269315618E+36
2 √n
4490.0646988657
3 √n
272.16674914512
4 √n
67.007945042851
5 √n
28.900212732336
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
-20160680
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 20160681 can be divided by 4 positive divisors.
The sum of these divisors (counting 20160681) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010000010101001
3
Ternary
1101221021020220
4
Quaternary
1030322002221
5
Quinary
20130120211
6
Senary
2000040253
8
Octal
114720251
10
Decimal
20160681
12
Duodecimal
6903089
16
Hexadecimal
133a0a9
20
Vigesimal
6601e1
36
Base36
c042x
md5
6cfb1183f7e0b34f193bd9622bb53ad9
sha1
5e71d637322c10b49740a35289f5d2af2851fb75
sha256
01cf269655e76ccd1b7223e8b26334fe1826f84f6661a2a9330b20d9de328ec3
sha512
7476cfae8202748041406bb28937b5d184e6dc9581718e06aa1a6049f9ffb6acbf5091defdaeb41c1fb322c50ad749cd76529f98c407044f24bff57dbeea14ff
ripemd-160
6a584cc359b29d2e577c98811e365792b9c84663
Diameter
40321362
Circumference
126673294.64193
Area
1.2769099422475E+15
Volume
3.4324498681841E+22
Surface area
5.1076397689901E+15
Circumference
126673294.64193
Perimeter
80642724
Area
406453058383761
Diagonal
28511508.496878
Surface area
2438718350302566
Volume
8.1943704515494E+21
Space diagonal
34919323.807189
Perimeter
60482043
Area
1.7599933700311E+14
Altitude
17459661.903594
Surface area
1.7599933700311E+14
Volume
9.6571581897421E+20
Height
9503836.1656259