20168901 is an odd 8-digits composite number following 20168900
and preceding 20168902 . In scientific notation, it is written as 2.0168901 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13426560 positive integers (up to 20168901) that are relatively prime to 20168901.
20168901 has 8 divisors, whose sum is 22442200
The reverse of 20168901 is 10986102
Previous prime number is 1009
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred sixty-eight thousand nine hundred one
Scientific notation
2.0168901 × 10^7
Engineering notation
2.0168901 × 10^6
Prime Factorization
9 × 1009 × 2221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20168901
Product of the distinct prime numbers
The prime factorization of 20168901 is 9 × 1009 × 2221.
Since it has a total of 3 prime factors.
7 , 6 , 70 , 34 , 961 , 475 , 6014 , 4191 , 13190 , 59839 , 160416 , 143397 , 3021843 , 7130490 , 75256732 , 47254146 , 951506057 , 871552778 , 2534609431 , 7405383987
n×2
40337802
n×3
60506703
n×4
80675604
n×5
100844505
n÷2
10084450.5
n÷3
6722967
n÷3
5042225.25
n÷5
4033780.2
n2
406784567547801
n3
8.2043976711994E+21
n4
1.6547368439505E+29
n5
3.337422358669E+36
2 √n
4490.9799598751
3 √n
272.20373378685
4 √n
67.014774191033
5 √n
28.902569012013
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20168900
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20168901 can be divided by 8 positive divisors.
The sum of these divisors (counting 20168901) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100000011000101
3
Ternary
1101221200112100
4
Quaternary
1030330003011
5
Quinary
20130401101
6
Senary
2000142313
8
Octal
114740305
10
Decimal
20168901
12
Duodecimal
6907999
16
Hexadecimal
133c0c5
20
Vigesimal
661251
36
Base36
c0af9
md5
d7053931286ba586426802fa8e8b8c7e
sha1
da1956ed8fd183fd5122b99184649b322c1768cc
sha256
f27df140a933ed5a405344b39d8aa07a7a3ed6ca176a2ee1697ed355a237eeb4
sha512
40bd6e736576bbae1fdd2a5f9b6e2b1874735127158c40ba12fe4c0c91b8128713caec34a962e4a681a60cf68f8ae1c0e2cab154ac89778f0b5cf121a07385b1
ripemd-160
3b3fbbb6145e84a669a84ff2ced215f85ba36b3d
Diameter
40337802
Circumference
126724942.42516
Area
1.2779514090019E+15
Volume
3.4366500601292E+22
Surface area
5.1118056360075E+15
Circumference
126724942.42516
Perimeter
80675604
Area
406784567547801
Diagonal
28523133.33236
Surface area
2440707405286806
Volume
8.2043976711994E+21
Space diagonal
34933561.264827
Perimeter
60506703
Area
1.7614288468193E+14
Altitude
17466780.632413
Surface area
1.7614288468193E+14
Volume
9.668975381427E+20
Height
9507711.1107868