20170681 is an odd 8-digits composite number following 20170680
and preceding 20170682 . In scientific notation, it is written as 2.0170681 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20158864 positive integers (up to 20170681) that are relatively prime to 20170681.
20170681 has 4 divisors, whose sum is 20182500
The reverse of 20170681 is 18607102
Previous prime number is 2069
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred seventy thousand six hundred eighty-one
Scientific notation
2.0170681 × 10^7
Engineering notation
2.0170681 × 10^6
Prime Factorization
2069 × 9749
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20170681
Product of the distinct prime numbers
The prime factorization of 20170681 is 2069 × 9749.
Since it has a total of 2 prime factors.
4 , 4 , 94 , 44 , 147 , 910 , 554 , 7880 , 33725 , 65175 , 211960 , 526155 , 4123100 , 2713864 , 52857710 , 18643676 , 578458356 , 704574785 , 8720334337 , 5207018494
n×2
40341362
n×3
60512043
n×4
80682724
n×5
100853405
n÷2
10085340.5
n÷3
6723560.3333333
n÷3
5042670.25
n÷5
4034136.2
n2
406856372003761
n3
8.2065700925052E+21
n4
1.6553210744006E+29
n5
3.3388953344312E+36
2 √n
4491.1781305132
3 √n
272.21174130286
4 √n
67.016252734044
5 √n
28.903079151428
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
-20170680
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 20170681 can be divided by 4 positive divisors.
The sum of these divisors (counting 20170681) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100011110111001
3
Ternary
1101221202222021
4
Quaternary
1030330132321
5
Quinary
20130430211
6
Senary
2000154441
8
Octal
114743671
10
Decimal
20170681
12
Duodecimal
6908a21
16
Hexadecimal
133c7b9
20
Vigesimal
6616e1
36
Base36
c0bsp
md5
6f3d4ea7743e8e0fa788ea0e7eed002d
sha1
cc3f90e94b4552834e88beb8b9b6576ee2c301a6
sha256
89f38bf5b7d954e22adc1ea94a3aa4c3375bcba05e99210c8f173de3d2b4fd91
sha512
9c77b6eb3146a6e35b9415593ed145bf0fb738e1e431b83abf7d201051d092fb5869098f972e75bc47c2157704c3ca0198eb32aedc62762214680882759ce936
ripemd-160
7ff6187153b1fb8c41a9002773b9de5ef4c6b080
Diameter
40341362
Circumference
126736126.49501
Area
1.2781769893532E+15
Volume
3.4375600418379E+22
Surface area
5.1127079574128E+15
Circumference
126736126.49501
Perimeter
80682724
Area
406856372003761
Diagonal
28525650.632501
Surface area
2441138232022566
Volume
8.2065700925052E+21
Space diagonal
34936644.315264
Perimeter
60512043
Area
1.7617397692341E+14
Altitude
17468322.157632
Surface area
1.7617397692341E+14
Volume
9.6715356044886E+20
Height
9508550.2108338