20120807 is an odd 8-digits composite number following 20120806
and preceding 20120808 . In scientific notation, it is written as 2.0120807 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 17068032 positive integers (up to 20120807) that are relatively prime to 20120807.
20120807 has 8 divisors, whose sum is 23233056
The reverse of 20120807 is 70802102
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty thousand eight hundred seven
Scientific notation
2.0120807 × 10^7
Engineering notation
2.0120807 × 10^6
Prime Factorization
7 × 97 × 29633
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20120807
Product of the distinct prime numbers
The prime factorization of 20120807 is 7 × 97 × 29633.
Since it has a total of 3 prime factors.
3 , 1 , 81 , 78 , 185 , 25 , 5206 , 2883 , 36866 , 58330 , 984049 , 349 , 7442836 , 7509346 , 63077925 , 95514165 , 772594536 , 708058653 , 9838828817 , 3170248168
n×2
40241614
n×3
60362421
n×4
80483228
n×5
100604035
n÷2
10060403.5
n÷3
6706935.6666667
n÷3
5030201.75
n÷5
4024161.4
n2
404846874331249
n3
8.1458458229723E+21
n4
1.6390099165578E+29
n5
3.2978202202146E+36
2 √n
4485.622253378
3 √n
271.98719933271
4 √n
66.97478819211
5 √n
28.888771850639
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
-20120806
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 20120807 can be divided by 8 positive divisors.
The sum of these divisors (counting 20120807) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000010011100111
3
Ternary
1101212020120002
4
Quaternary
1030300103213
5
Quinary
20122331212
6
Senary
1555131515
8
Octal
114602347
10
Decimal
20120807
12
Duodecimal
68a3b9b
16
Hexadecimal
13304e7
20
Vigesimal
65f207
36
Base36
bz9bb
md5
5375064e203749f98ac5c15a912a4b4c
sha1
f4871b43af10936cf4f32cf2d0d403989dc98a9b
sha256
56f0f7a00187761ae4f97cd10e2770d5ab2a00fedbe4aeb498677e22704dc012
sha512
9609e58fd9b3d61cbc9c467ed5019dcd139bbcbbd6215d3d6be3939b5e7ffaa59cdf4e2694d290d02a98ef1b18d8842c1c79447f2ea0f357692de6803bf13441
ripemd-160
fdfec92ddda5e65e0550870c3884b2e04054e793
Diameter
40241614
Circumference
126422758.911
Area
1.2718639662278E+15
Volume
3.4121239192967E+22
Surface area
5.0874558649114E+15
Circumference
126422758.911
Perimeter
80483228
Area
404846874331249
Diagonal
28455118.145292
Surface area
2429081245987494
Volume
8.1458458229723E+21
Space diagonal
34850260.013288
Perimeter
60362421
Area
1.7530383890679E+14
Altitude
17425130.006644
Surface area
1.7530383890679E+14
Volume
9.5999713665397E+20
Height
9485039.3817638