20172889 is an odd 8-digits composite number following 20172888
and preceding 20172890 . In scientific notation, it is written as 2.0172889 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 17260560 positive integers (up to 20172889) that are relatively prime to 20172889.
20172889 has 16 divisors, whose sum is 23316480
The reverse of 20172889 is 98827102
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred seventy-two thousand eight hundred eighty-nine
Scientific notation
2.0172889 × 10^7
Engineering notation
2.0172889 × 10^6
Prime Factorization
11 × 19 × 367 × 263
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20172889
Product of the distinct prime numbers
The prime factorization of 20172889 is 11 × 19 × 367 × 263.
Since it has a total of 4 prime factors.
7 , 4 , 77 , 49 , 756 , 300 , 6243 , 2756 , 93046 , 48936 , 813957 , 930299 , 9421911 , 9379544 , 9403854 , 90412364 , 460595496 , 930280946 , 4949413605 , 5918090715
n×2
40345778
n×3
60518667
n×4
80691556
n×5
100864445
n÷2
10086444.5
n÷3
6724296.3333333
n÷3
5043222.25
n÷5
4034577.8
n2
406945450606321
n3
8.2092654041363E+21
n4
1.6560459976918E+29
n5
3.3407232090331E+36
2 √n
4491.4239390198
3 √n
272.22167356701
4 √n
67.018086655915
5 √n
28.903711903535
1 , 11 , 19 , 209 , 263 , 367 , 2893 , 4037 , 4997 , 6973 , 54967 , 76703 , 96521 , 1061731 , 1833899 , 20172889
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20172888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20172889 can be divided by 16 positive divisors.
The sum of these divisors (counting 20172889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111101000001011001
3
Ternary
1101221220000001
4
Quaternary
1030331001121
5
Quinary
20131013024
6
Senary
2000213001
8
Octal
114750131
10
Decimal
20172889
12
Duodecimal
690a161
16
Hexadecimal
133d059
20
Vigesimal
661c49
36
Base36
c0di1
md5
c772c2187b6a270e7a42c08b23a9b9d7
sha1
7a8929c2835e270a90ffe1b4f6500511cba5e5d9
sha256
c581cdab0410f145b475ec5cef2d12337b2289a6cf6c3c34e1da25b06628ac90
sha512
a8e2abb5117ab84c9cfc528014d1a4003c9609bddc09ef0ca434154ffa258f122dec20da8575a971ed55586d654b67a55072e532107398a0e78479e00ace5d54
ripemd-160
591c9622165f520bc913fdc92a1c3c3d5cfcea69
Diameter
40345778
Circumference
126749999.76816
Area
1.2784568380366E+15
Volume
3.4386890513338E+22
Surface area
5.1138273521464E+15
Circumference
126749999.76816
Perimeter
80691556
Area
406945450606321
Diagonal
28528773.216047
Surface area
2441672703637926
Volume
8.2092654041363E+21
Space diagonal
34940468.683447
Perimeter
60518667
Area
1.7621254908979E+14
Altitude
17470234.341724
Surface area
1.7621254908979E+14
Volume
9.6747120597082E+20
Height
9509591.0720157