20802013 is an odd 8-digits composite number following 20802012
and preceding 20802014 . In scientific notation, it is written as 2.0802013 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20733948 positive integers (up to 20802013) that are relatively prime to 20802013.
20802013 has 4 divisors, whose sum is 20870080
The reverse of 20802013 is 31020802
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million eight hundred two thousand thirteen
Scientific notation
2.0802013 × 10^7
Engineering notation
2.0802013 × 10^6
Prime Factorization
307 × 67759
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20802013
Product of the distinct prime numbers
The prime factorization of 20802013 is 307 × 67759.
Since it has a total of 2 prime factors.
7 , 6 , 84 , 58 , 180 , 423 , 8501 , 4826 , 24436 , 44915 , 664100 , 65995 , 6190435 , 4818101 , 43362588 , 71008897 , 669104390 , 162115136 , 2406118610 , 6973432991
n×2
41604026
n×3
62406039
n×4
83208052
n×5
104010065
n÷2
10401006.5
n÷3
6934004.3333333
n÷3
5200503.25
n÷5
4160402.6
n2
432723744852169
n3
9.0015249658235E+21
n4
1.8724983935889E+29
n5
3.8951735925914E+36
2 √n
4560.9223847814
3 √n
275.0226449672
4 √n
67.534601389076
5 √n
29.081785889673
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20802012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20802013 can be divided by 4 positive divisors.
The sum of these divisors (counting 20802013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010110100111011101
3
Ternary
1110010211222221
4
Quaternary
1033112213131
5
Quinary
20311131023
6
Senary
2021505341
8
Octal
117264735
10
Decimal
20802013
12
Duodecimal
6b72251
16
Hexadecimal
13d69dd
20
Vigesimal
6a050d
36
Base36
cduxp
md5
22ac8ad73144d544e7f436829b7a5f23
sha1
bb841ed2dc329ee88cfb7bc75e9e9ccdc7b72374
sha256
ba3007b5bd9dd7ae6e64444e63c0d5ee0273c2097d37f4c5b3692ce3c955f99b
sha512
2787512698f1fc704b5c45ea0e38e2d09a6dcc1e0a97806a1697af79d03f986149b2f6886591bc1c8a9d9d72c772e091d9599941d38ff12e972afd4fee33fbf6
ripemd-160
1ccf132601dcac02895fe28841ab8dd5ab186ca0
Diameter
41604026
Circumference
130702902.44136
Area
1.3594417378614E+15
Volume
3.7705499604982E+22
Surface area
5.4377669514458E+15
Circumference
130702902.44136
Perimeter
83208052
Area
432723744852169
Diagonal
29418488.909261
Surface area
2596342469113014
Volume
9.0015249658235E+21
Space diagonal
36030143.415708
Perimeter
62406039
Area
1.8737487793136E+14
Altitude
18015071.707854
Surface area
1.8737487793136E+14
Volume
1.0608398907256E+21
Height
9806162.9697538