20162988 is an even 8-digits composite number following 20162987
and preceding 20162989 . In scientific notation, it is written as 2.0162988 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 6720984 positive integers (up to 20162988) that are relatively prime to 20162988.
20162988 has 12 divisors, whose sum is 39205880
The reverse of 20162988 is 88926102
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred sixty-two thousand nine hundred eighty-eight
Scientific notation
2.0162988 × 10^7
Engineering notation
2.0162988 × 10^6
Prime Factorization
2 × 2 × 9 × 560083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10081494
Product of the distinct prime numbers
The prime factorization of 20162988 is 2 × 2 × 9 × 560083.
Since it has a total of 4 prime factors.
2 , 9 , 70 , 66 , 858 , 773 , 8822 , 8107 , 26441 , 2063 , 331088 , 499444 , 7475078 , 3699273 , 83082534 , 15197346 , 976777338 , 538174124 , 8777525949 , 8822107949
n×2
40325976
n×3
60488964
n×4
80651952
n×5
100814940
n÷2
10081494
n÷3
6720996
n÷3
5040747
n÷5
4032597.6
n2
406546085088144
n3
8.1971838350792E+21
n4
1.652797193005E+29
n5
3.3325329968993E+36
2 √n
4490.3215920466
3 √n
272.17713015592
4 √n
67.009861901414
5 √n
28.900874116137
1 , 2 , 4 , 9 , 18 , 36 , 560083 , 1120166 , 2240332 , 5040747 , 10081494 , 20162988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20162987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20162988 can be divided by 12 positive divisors.
The sum of these divisors (counting 20162988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111010100110101100
3
Ternary
1101221101102100
4
Quaternary
1030322212230
5
Quinary
20130203423
6
Senary
2000055100
8
Octal
114724654
10
Decimal
20162988
12
Duodecimal
6904490
16
Hexadecimal
133a9ac
20
Vigesimal
660798
36
Base36
c05v0
md5
0061fb6d60b35d2dfaca9b234186e38d
sha1
9e55e2ccab942a58a128641e43e3377a04cd6944
sha256
267f4a9a882d8cddc40094aac8a7251d80b833918498ac4d3a44a7e2f4f73ca0
sha512
51574f6c1b44e076d09889c3bf74ee045b96e312e085d32c1aa63979bdd32b09d6541b8e7085f8bd211ec8e934d138bbd366d0933ef3e277ed042fe216a3b4f3
ripemd-160
1ec23895187ab80249d6bdcc7582c7f96108df14
Diameter
40325976
Circumference
126687789.95044
Area
1.2772021942586E+15
Volume
3.4336283355213E+22
Surface area
5.1088087770344E+15
Circumference
126687789.95044
Perimeter
80651952
Area
406546085088144
Diagonal
28514771.087566
Surface area
2439276510528864
Volume
8.1971838350792E+21
Space diagonal
34923319.648402
Perimeter
60488964
Area
1.7603961874772E+14
Altitude
17461659.824201
Surface area
1.7603961874772E+14
Volume
9.6604737940288E+20
Height
9504923.6958553