20168997 is an odd 8-digits composite number following 20168996
and preceding 20168998 . In scientific notation, it is written as 2.0168997 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13339872 positive integers (up to 20168997) that are relatively prime to 20168997.
20168997 has 8 divisors, whose sum is 27104256
The reverse of 20168997 is 79986102
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million one hundred sixty-eight thousand nine hundred ninety-seven
Scientific notation
2.0168997 × 10^7
Engineering notation
2.0168997 × 10^6
Prime Factorization
3 × 127 × 52937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20168997
Product of the distinct prime numbers
The prime factorization of 20168997 is 3 × 127 × 52937.
Since it has a total of 3 prime factors.
1 , 1 , 14 , 61 , 665 , 637 , 13 , 8464 , 14140 , 74272 , 60570 , 257812 , 7253069 , 1361112 , 27458527 , 18762026 , 149465101 , 418364495 , 8354678685 , 3806299514
n×2
40337994
n×3
60506991
n×4
80675988
n×5
100844985
n÷2
10084498.5
n÷3
6722999
n÷3
5042249.25
n÷5
4033799.4
n2
406788439986009
n3
8.2045148257125E+21
n4
1.6547683490625E+29
n5
3.3375017867937E+36
2 √n
4490.9906479529
3 √n
272.2041656649
4 √n
67.014853935175
5 √n
28.902596526068
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
-20168996
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 20168997 can be divided by 8 positive divisors.
The sum of these divisors (counting 20168997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100000100100101
3
Ternary
1101221200122220
4
Quaternary
1030330010211
5
Quinary
20130401442
6
Senary
2000142553
8
Octal
114740445
10
Decimal
20168997
12
Duodecimal
6907a59
16
Hexadecimal
133c125
20
Vigesimal
66129h
36
Base36
c0ahx
md5
ef14f1ec429fe34c091410e00c642bd7
sha1
248158c38e33b33b883bd8aa64d625a1d782aa65
sha256
f9ee647d731bb2dea859068aebd71488b25b3c41bc31e357e8472d28eb0e89d0
sha512
8440abe411e3b679c69ffe9a6c9bd088c929081d5489381434a95f325063db64cccc9f449a57f39dff409dc30a8f54498ed6918cd75adc036a41ea5e70e09021
ripemd-160
a42e04fc56716adcf09eaf7f46bf3b1e14b63391
Diameter
40337994
Circumference
126725545.61095
Area
1.2779635746253E+15
Volume
3.4366991336969E+22
Surface area
5.1118542985012E+15
Circumference
126725545.61095
Perimeter
80675988
Area
406788439986009
Diagonal
28523269.096862
Surface area
2440730639916054
Volume
8.2045148257125E+21
Space diagonal
34933727.541704
Perimeter
60506991
Area
1.7614456149686E+14
Altitude
17466863.770852
Surface area
1.7614456149686E+14
Volume
9.6691134493448E+20
Height
9507756.3656208