20798977 is an odd 8-digits composite number following 20798976
and preceding 20798978 . In scientific notation, it is written as 2.0798977 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 19704276 positive integers (up to 20798977) that are relatively prime to 20798977.
20798977 has 4 divisors, whose sum is 21893680
The reverse of 20798977 is 77989702
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty million seven hundred ninety-eight thousand nine hundred seventy-seven
Scientific notation
2.0798977 × 10^7
Engineering notation
2.0798977 × 10^6
Prime Factorization
19 × 1094683
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20798977
Product of the distinct prime numbers
The prime factorization of 20798977 is 19 × 1094683.
Since it has a total of 2 prime factors.
3 , 6 , 15 , 15 , 422 , 311 , 1756 , 1873 , 72557 , 99071 , 823698 , 908124 , 833005 , 7436697 , 28472481 , 61199120 , 422577348 , 979637461 , 5110100477 , 7166518151
n×2
41597954
n×3
62396931
n×4
83195908
n×5
103994885
n÷2
10399488.5
n÷3
6932992.3333333
n÷3
5199744.25
n÷5
4159795.4
n2
432597444246529
n3
8.9975842931423E+21
n4
1.8714054876863E+29
n5
3.8923319696061E+36
2 √n
4560.5895452233
3 √n
275.00926470164
4 √n
67.532137129098
5 √n
29.080936957823
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
-20798976
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 20798977 can be divided by 4 positive divisors.
The sum of these divisors (counting 20798977) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101111000000001
3
Ternary
1110010200211111
4
Quaternary
1033111320001
5
Quinary
20311031402
6
Senary
2021443321
8
Octal
117257001
10
Decimal
20798977
12
Duodecimal
6b70541
16
Hexadecimal
13d5e01
20
Vigesimal
69jh8h
36
Base36
cdsld
md5
5614db9c064faf13f5eae30fba7f688d
sha1
42c73b0d0c5f036e9bd5235c3143be0f8b5db0e0
sha256
991688ddf7f5850116e23729cbd8cf3d0a638d22024bef041cde7deba3aa4839
sha512
7d6eae4eb066be9d5825d1d03212c70c4d4bab70a195aa3aa8ec3c112f30cfb167759f597df8d9b4de250bc5f754dc6410cbb7db104cc00278d347750d3cf34c
ripemd-160
459a5799b43d018325e649821df6288bda8b0094
Diameter
41597954
Circumference
130683826.69077
Area
1.3590449528066E+15
Volume
3.7688992953855E+22
Surface area
5.4361798112265E+15
Circumference
130683826.69077
Perimeter
83195908
Area
432597444246529
Diagonal
29414195.356886
Surface area
2595584665479174
Volume
8.9975842931423E+21
Space diagonal
36024884.909457
Perimeter
62396931
Area
1.8732018816486E+14
Altitude
18012442.454728
Surface area
1.8732018816486E+14
Volume
1.0603754779964E+21
Height
9804731.7856287