20798539 is an odd 8-digits composite number following 20798538
and preceding 20798540 . In scientific notation, it is written as 2.0798539 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20081320 positive integers (up to 20798539) that are relatively prime to 20798539.
20798539 has 4 divisors, whose sum is 21515760
The reverse of 20798539 is 93589702
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million seven hundred ninety-eight thousand five hundred thirty-nine
Scientific notation
2.0798539 × 10^7
Engineering notation
2.0798539 × 10^6
Prime Factorization
29 × 717191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20798539
Product of the distinct prime numbers
The prime factorization of 20798539 is 29 × 717191.
Since it has a total of 2 prime factors.
7 , 5 , 99 , 37 , 439 , 554 , 1058 , 8474 , 9203 , 17292 , 59678 , 100725 , 9668867 , 8603265 , 13756661 , 33355363 , 94733069 , 669929934 , 8432496952 , 6946641197
n×2
41597078
n×3
62395617
n×4
83194156
n×5
103992695
n÷2
10399269.5
n÷3
6932846.3333333
n÷3
5199634.75
n÷5
4159707.8
n2
432579224534521
n3
8.997015872071E+21
n4
1.8712478549889E+29
n5
3.8919221490652E+36
2 √n
4560.541524863
3 √n
275.00733423966
4 √n
67.531781591063
5 √n
29.080814475283
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
-20798538
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 20798539 can be divided by 4 positive divisors.
The sum of these divisors (counting 20798539) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101110001001011
3
Ternary
1110010200020021
4
Quaternary
1033111301023
5
Quinary
20311023124
6
Senary
2021441311
8
Octal
117256113
10
Decimal
20798539
12
Duodecimal
6b70237
16
Hexadecimal
13d5c4b
20
Vigesimal
69jg6j
36
Base36
cds97
md5
a4a8a76dd9548e1180d4ecf5b1c06db7
sha1
386aa2e8adea3f775f9e859e4af811bca39baee2
sha256
4608ca8de39ef2c53fae72cd181faa205111aec291d9565129072040dd8ca53a
sha512
62fbad88f9dbea6a074b038f7141b87c073f507f655afb29e64d6d79bac3ae73ab331e49bd31a6c16f4cca9bf1931aa569a31ea72eba518561af0b9610d4235c
ripemd-160
9a196f87c8cd14fb08fba39cbb6b4071220e7f32
Diameter
41597078
Circumference
130681074.6556
Area
1.3589877138932E+15
Volume
3.7686611957239E+22
Surface area
5.4359508555729E+15
Circumference
130681074.6556
Perimeter
83194156
Area
432579224534521
Diagonal
29413575.931346
Surface area
2595475347207126
Volume
8.997015872071E+21
Space diagonal
36024126.271203
Perimeter
62395617
Area
1.8731229879813E+14
Altitude
18012063.135601
Surface area
1.8731229879813E+14
Volume
1.0603084889307E+21
Height
9804525.3104486