20160989 is an odd 8-digits composite number following 20160988
and preceding 20160990 . In scientific notation, it is written as 2.0160989 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20145180 positive integers (up to 20160989) that are relatively prime to 20160989.
20160989 has 4 divisors, whose sum is 20176800
The reverse of 20160989 is 98906102
Previous prime number is 1399
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred sixty thousand nine hundred eighty-nine
Scientific notation
2.0160989 × 10^7
Engineering notation
2.0160989 × 10^6
Prime Factorization
1399 × 14411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20160989
Product of the distinct prime numbers
The prime factorization of 20160989 is 1399 × 14411.
Since it has a total of 2 prime factors.
9 , 4 , 50 , 37 , 922 , 432 , 60 , 4130 , 11604 , 66421 , 767303 , 943269 , 3313936 , 8834414 , 8046900 , 19650918 , 481514589 , 785954510 , 307612232 , 1436769040
n×2
40321978
n×3
60482967
n×4
80643956
n×5
100804945
n÷2
10080494.5
n÷3
6720329.6666667
n÷3
5040247.25
n÷5
4032197.8
n2
406465477458121
n3
8.1947460199129E+21
n4
1.6521418436526E+29
n5
3.3308813536319E+36
2 √n
4490.0989966815
3 √n
272.16813512561
4 √n
67.008200965863
5 √n
28.900301035019
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
-20160988
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 20160989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20160989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010000111011101
3
Ternary
1101221021200022
4
Quaternary
1030322013131
5
Quinary
20130122424
6
Senary
2000041525
8
Octal
114720735
10
Decimal
20160989
12
Duodecimal
69032a5
16
Hexadecimal
133a1dd
20
Vigesimal
660299
36
Base36
c04bh
md5
c8223a14346e2bce3fdc20791c7344fc
sha1
a80aea459874b7552d914b8b13153cefc07e788b
sha256
5b4e2f88ca36f240c79da87bbca41388d7003436e04f03f6a27400f32675af7d
sha512
8bf703f2188c984cfb57648b04b52d81c314ea061c2e986701b2d543f1e26d2a137a2a8c5d5599c16d1337a35d97120903179dd61e0c829d177c26eab029858c
ripemd-160
cba19eaf2827a9256aa06138b15a43dc6d1ec424
Diameter
40321978
Circumference
126675229.86301
Area
1.2769489579203E+15
Volume
3.4326071858924E+22
Surface area
5.1077958316812E+15
Circumference
126675229.86301
Perimeter
80643956
Area
406465477458121
Diagonal
28511944.074655
Surface area
2438792864748726
Volume
8.1947460199129E+21
Space diagonal
34919857.278837
Perimeter
60482967
Area
1.7600471462005E+14
Altitude
17459928.639419
Surface area
1.7600471462005E+14
Volume
9.6576008013032E+20
Height
9503981.3582183