21770971 is an odd 8-digits composite number following 21770970
and preceding 21770972 . In scientific notation, it is written as 2.1770971 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 21546432 positive integers (up to 21770971) that are relatively prime to 21770971.
21770971 has 4 divisors, whose sum is 21995512
The reverse of 21770971 is 17907712
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million seven hundred seventy thousand nine hundred seventy-one
Scientific notation
2.1770971 × 10^7
Engineering notation
2.1770971 × 10^6
Prime Factorization
97 × 224443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21770971
Product of the distinct prime numbers
The prime factorization of 21770971 is 97 × 224443.
Since it has a total of 2 prime factors.
10 , 1 , 84 , 66 , 346 , 352 , 2465 , 9280 , 63624 , 14880 , 700163 , 651765 , 4944842 , 6521553 , 7802090 , 72360483 , 699346338 , 209543715 , 5226751344 , 8112084497
n×2
43541942
n×3
65312913
n×4
87083884
n×5
108854855
n÷2
10885485.5
n÷3
7256990.3333333
n÷3
5442742.75
n÷5
4354194.2
n2
473975178282841
n3
1.0318899861116E+22
n4
2.2465246962825E+29
n5
4.890902401355E+36
2 √n
4665.9373120521
3 √n
279.22819338424
4 √n
68.307666568637
5 √n
29.347800614013
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
-21770970
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 21770971 can be divided by 4 positive divisors.
The sum of these divisors (counting 21770971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011000011001011011011
3
Ternary
1111222002011021
4
Quaternary
1103003023123
5
Quinary
21033132341
6
Senary
2054343311
8
Octal
123031333
10
Decimal
21770971
12
Duodecimal
735ab37
16
Hexadecimal
14c32db
20
Vigesimal
6g178b
36
Base36
cyml7
md5
fcb0be4f44998e81854b09f5a8947a9d
sha1
f5fbe4597d17443ea6c9505235f777219f0947d1
sha256
db65e6d7ddcc9dcf8571ea2244f8c5e43c364459da9c4e5e57a01689ffcb769a
sha512
0247843c95bcf984df53111e89bc227d18d384a3e84d582339b41f8afa66869a3924cff39fb851a8532b5acafa3f1f077a41145a2bc490f2ca2979e7932f7dfa
ripemd-160
0c1b53dba9b620ab3a0a985de794f36adb2324e9
Diameter
43541942
Circumference
136791045.11023
Area
1.4890369380773E+15
Volume
4.3223706662413E+22
Surface area
5.9561477523091E+15
Circumference
136791045.11023
Perimeter
87083884
Area
473975178282841
Diagonal
30788802.454231
Surface area
2843851069697046
Volume
1.0318899861116E+22
Space diagonal
37708427.902109
Perimeter
65312913
Area
2.052372725781E+14
Altitude
18854213.951054
Surface area
2.052372725781E+14
Volume
1.21609401103E+21
Height
10262934.15141