20807008 is an even 8-digits composite number following 20807007
and preceding 20807009 . In scientific notation, it is written as 2.0807008 × 10^7.
The sum of its digits is 25. It has a total of 7 prime factors and 24 positive divisors.
There are 10149120 positive integers (up to 20807008) that are relatively prime to 20807008.
20807008 has 24 divisors, whose sum is 41965560
The reverse of 20807008 is 80070802
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eight hundred seven thousand eight
Scientific notation
2.0807008 × 10^7
Engineering notation
2.0807008 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 41 × 15859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1300438
Product of the distinct prime numbers
The prime factorization of 20807008 is 2 × 2 × 2 × 2 × 2 × 41 × 15859.
Since it has a total of 7 prime factors.
9 , 5 , 88 , 52 , 352 , 851 , 375 , 8329 , 3432 , 22278 , 561817 , 743122 , 9828273 , 6835844 , 26091652 , 23863226 , 624974454 , 316763271 , 6127939398 , 7861659555
n×2
41614016
n×3
62421024
n×4
83228032
n×5
104035040
n÷2
10403504
n÷3
6935669.3333333
n÷3
5201752
n÷5
4161401.6
n2
432931581912064
n3
9.008010888297E+21
n4
1.8742975461688E+29
n5
3.8998524037515E+36
2 √n
4561.4699385176
3 √n
275.04465610897
4 √n
67.538655142945
5 √n
29.083182385004
1 , 2 , 4 , 8 , 16 , 32 , 41 , 82 , 164 , 328 , 656 , 1312 , 15859 , 31718 , 63436 , 126872 , 253744 , 507488 , 650219 , 1300438 , 2600876 , 5201752 , 10403504 , 20807008
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20807007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20807008 can be divided by 24 positive divisors.
The sum of these divisors (counting 20807008) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111010111110101100000
3
Ternary
1110011002211221
4
Quaternary
1033113311200
5
Quinary
20311311013
6
Senary
2021544424
8
Octal
117276540
10
Decimal
20807008
12
Duodecimal
6b75114
16
Hexadecimal
13d7d60
20
Vigesimal
6a0ha8
36
Base36
cdysg
md5
9f0fdb3de411c198048e3ffa826bf22f
sha1
669fb6bc46df9dadca7b5e43184b1861dea59033
sha256
03a09e5afd9b29d45610a952c30e01468111e9cb3cc61da49d22291ae12e4596
sha512
c383b48693639c795f87a880c4f0eaccc991dcb9962afb96c16ec078913d5030189c22fb7007c0815dd2fdf01ca4eb7357b6ae58cd0a640beb63a05339ce8b46
ripemd-160
37fb39c4f2b8c08f503209c130b8b7d8674e406f
Diameter
41614016
Circumference
130734286.95197
Area
1.3600946772419E+15
Volume
3.7732667773508E+22
Surface area
5.4403787089678E+15
Circumference
130734286.95197
Perimeter
83228032
Area
432931581912064
Diagonal
29425552.906005
Surface area
2597589491472384
Volume
9.008010888297E+21
Space diagonal
36038795.009492
Perimeter
62421024
Area
1.8746487401822E+14
Altitude
18019397.504746
Surface area
1.8746487401822E+14
Volume
1.0616042640195E+21
Height
9808517.6353352