20397651 is an odd 8-digits composite number following 20397650
and preceding 20397652 . In scientific notation, it is written as 2.0397651 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13586760 positive integers (up to 20397651) that are relatively prime to 20397651.
20397651 has 8 divisors, whose sum is 27220224
The reverse of 20397651 is 15679302
Previous prime number is 1607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million three hundred ninety-seven thousand six hundred fifty-one
Scientific notation
2.0397651 × 10^7
Engineering notation
2.0397651 × 10^6
Prime Factorization
3 × 1607 × 4231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20397651
Product of the distinct prime numbers
The prime factorization of 20397651 is 3 × 1607 × 4231.
Since it has a total of 3 prime factors.
5 , 8 , 66 , 52 , 988 , 677 , 5952 , 9031 , 14380 , 73818 , 888258 , 450975 , 13524 , 5029672 , 88404052 , 82466761 , 495168299 , 222463749 , 4830443765 , 6499873371
n×2
40795302
n×3
61192953
n×4
81590604
n×5
101988255
n÷2
10198825.5
n÷3
6799217
n÷3
5099412.75
n÷5
4079530.2
n2
416064166317801
n3
8.4867316581565E+21
n4
1.7310939049373E+29
n5
3.5310249321138E+36
2 √n
4516.3758700976
3 √n
273.2289536342
4 √n
67.203987010427
5 √n
28.967834551531
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
-20397650
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 20397651 can be divided by 8 positive divisors.
The sum of these divisors (counting 20397651) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110011111001010011
3
Ternary
1102101022022120
4
Quaternary
1031303321103
5
Quinary
20210211101
6
Senary
2005105323
8
Octal
115637123
10
Decimal
20397651
12
Duodecimal
69b8243
16
Hexadecimal
1373e53
20
Vigesimal
679e2b
36
Base36
c56xf
md5
3f5e8e027766cefa98cb5dbf75c9b991
sha1
0eddeb0915997dc828e4bd6c9bc870422a167a5f
sha256
518147dac5e6e52786e0cd1fa311fd6dfe359c854e78679edf2d4667d15664a4
sha512
59006731a8f2fa258057695c5260fe6963f054b2087f03be8b7ea14f8941892c5c6ecdfc934a10634e70f49255f3254298ed30cb6ce793d5507f5f8aa228b1cc
ripemd-160
1d3e2b3f325700d7c423d05ffe69b45489a13f02
Diameter
40795302
Circumference
128162221.06418
Area
1.307104128326E+15
Volume
3.5549138440336E+22
Surface area
5.2284165133039E+15
Circumference
128162221.06418
Perimeter
81590604
Area
416064166317801
Diagonal
28846634.684753
Surface area
2496384997906806
Volume
8.4867316581565E+21
Space diagonal
35329767.887058
Perimeter
61192953
Area
1.801610688178E+14
Altitude
17664883.943529
Surface area
1.801610688178E+14
Volume
1.0001709175988E+21
Height
9615544.8949177