20797850 is an even 8-digits composite number following 20797849
and preceding 20797851 . In scientific notation, it is written as 2.0797850 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 8319120 positive integers (up to 20797850) that are relatively prime to 20797850.
20797850 has 8 divisors, whose sum is 32444724
The reverse of 20797850 is 05879702
Previous prime number is 25
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-seven thousand eight hundred fifty
Scientific notation
2.0797850 × 10^7
Engineering notation
2.0797850 × 10^6
Prime Factorization
2 × 25 × 415957
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797850
Product of the distinct prime numbers
The prime factorization of 20797850 is 2 × 25 × 415957.
Since it has a total of 3 prime factors.
6 , 3 , 61 , 27 , 367 , 386 , 2251 , 3781 , 29330 , 273 , 693426 , 625502 , 6145137 , 1403361 , 51031505 , 25048450 , 984781724 , 733011986 , 3769203012 , 4507119856
n×2
41595700
n×3
62393550
n×4
83191400
n×5
103989250
n÷2
10398925
n÷3
6932616.6666667
n÷3
5199462.5
n÷5
4159570
n2
432550564622500
n3
8.9961217604341E+21
n4
1.8709999095524E+29
n5
3.8912775468885E+36
2 √n
4560.4659849625
3 √n
275.0042974535
4 √n
67.531222297264
5 √n
29.080621798801
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
-20797849
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 20797850 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797850) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100110011010
3
Ternary
1110010122021202
4
Quaternary
1033111212122
5
Quinary
20311012400
6
Senary
2021434202
8
Octal
117254632
10
Decimal
20797850
12
Duodecimal
6b6b962
16
Hexadecimal
13d599a
20
Vigesimal
69jeca
36
Base36
cdrq2
md5
edffaadd985e35683afc0b6bf230747e
sha1
70af1151bcd21a8aa7c0c933334eddfbc8e52ac9
sha256
8fe431147d20aa9ca0278cd0bde88516aa713a3ccc3672afd2bbc85aee7aeed3
sha512
b91f41242154f6547980000c000f12cdc01cd262debab177ed8c1fe66abd2798371c5acfd39ebebfb6c02416597231993d1c573a6916ec60c99e4969a0cd5a2a
ripemd-160
aec3a15adf1540f1bd50803ed4a9c7bc6294cbbc
Diameter
41595700
Circumference
130676745.54092
Area
1.3588976761242E+15
Volume
3.7682866711172E+22
Surface area
5.4355907044967E+15
Circumference
130676745.54092
Perimeter
83191400
Area
432550564622500
Diagonal
29412601.538201
Surface area
2595303387735000
Volume
8.9961217604341E+21
Space diagonal
36022932.888196
Perimeter
62393550
Area
1.8729988869219E+14
Altitude
18011466.444098
Surface area
1.8729988869219E+14
Volume
1.0602031168638E+21
Height
9804200.5127338