20170749 is an odd 8-digits composite number following 20170748
and preceding 20170750 . In scientific notation, it is written as 2.0170749 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13447164 positive integers (up to 20170749) that are relatively prime to 20170749.
20170749 has 4 divisors, whose sum is 26894336
The reverse of 20170749 is 94707102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred seventy thousand seven hundred forty-nine
Scientific notation
2.0170749 × 10^7
Engineering notation
2.0170749 × 10^6
Prime Factorization
3 × 6723583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20170749
Product of the distinct prime numbers
The prime factorization of 20170749 is 3 × 6723583.
Since it has a total of 2 prime factors.
8 , 10 , 22 , 27 , 374 , 783 , 2454 , 5701 , 27706 , 45800 , 161583 , 642740 , 760979 , 9984932 , 94470580 , 48705223 , 583517597 , 186865958 , 3291870163 , 502995373
n×2
40341498
n×3
60512247
n×4
80682996
n×5
100853745
n÷2
10085374.5
n÷3
6723583
n÷3
5042687.25
n÷5
4034149.8
n2
406859115221001
n3
8.2066530914849E+21
n4
1.6553433963842E+29
n5
3.3389516157272E+36
2 √n
4491.1857009035
3 √n
272.21204719863
4 √n
67.016309215768
5 √n
28.903098639185
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
-20170748
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 20170749 can be divided by 4 positive divisors.
The sum of these divisors (counting 20170749) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100011111111101
3
Ternary
1101221210001210
4
Quaternary
1030330133331
5
Quinary
20130430444
6
Senary
2000155033
8
Octal
114743775
10
Decimal
20170749
12
Duodecimal
6908a79
16
Hexadecimal
133c7fd
20
Vigesimal
6616h9
36
Base36
c0bul
md5
987b902d6eb20e2ee5516bc11987ecbf
sha1
0f8ddb5d177705a0707095a1482d66f302efe0f6
sha256
5ffdd55e366f386b1f6fc6010dff4d15697d8dbea58302a2604491cb7140e645
sha512
dda73514df978d3a22afde9d9152a1a1f0c122eb1d755beb6d0f49aacc2c0fdeaca23459cfcbb23c3aec3ca754f61182520e18e4fcb30fd6fba9dd41edbd498a
ripemd-160
7f684a7ccb91770a5f86efef1a6e0d30a1a06943
Diameter
40341498
Circumference
126736553.75161
Area
1.2781856074243E+15
Volume
3.4375948083692E+22
Surface area
5.1127424296974E+15
Circumference
126736553.75161
Perimeter
80682996
Area
406859115221001
Diagonal
28525746.799024
Surface area
2441154691326006
Volume
8.2066530914849E+21
Space diagonal
34936762.094719
Perimeter
60512247
Area
1.7617516477132E+14
Altitude
17468381.04736
Surface area
1.7617516477132E+14
Volume
9.6716334197242E+20
Height
9508582.2663412