21354907 is an odd 8-digits composite number following 21354906
and preceding 21354908 . In scientific notation, it is written as 2.1354907 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 17227392 positive integers (up to 21354907) that are relatively prime to 21354907.
21354907 has 4 divisors, whose sum is 21534480
The reverse of 21354907 is 70945312
Previous prime number is 119
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million three hundred fifty-four thousand nine hundred seven
Scientific notation
2.1354907 × 10^7
Engineering notation
2.1354907 × 10^6
Prime Factorization
119 × 179453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21354907
Product of the distinct prime numbers
The prime factorization of 21354907 is 119 × 179453.
Since it has a total of 2 prime factors.
8 , 1 , 78 , 7 , 274 , 844 , 8218 , 5556 , 57550 , 50087 , 128593 , 170829 , 8443669 , 3575288 , 76263375 , 81969909 , 923590236 , 675859108 , 7821048569 , 6284596736
n×2
42709814
n×3
64064721
n×4
85419628
n×5
106774535
n÷2
10677453.5
n÷3
7118302.3333333
n÷3
5338726.75
n÷5
4270981.4
n2
456032052978649
n3
9.7385220803781E+21
n4
2.0796523334392E+29
n5
4.4410782172927E+36
2 √n
4621.1369813067
3 √n
277.43796789998
4 √n
67.978945132347
5 √n
29.23476026906
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
-21354906
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 21354907 can be divided by 4 positive divisors.
The sum of these divisors (counting 21354907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011101100110011011
3
Ternary
1111011221102111
4
Quaternary
1101131212123
5
Quinary
20431324112
6
Senary
2041413151
8
Octal
121354633
10
Decimal
21354907
12
Duodecimal
719a1b7
16
Hexadecimal
145d99b
20
Vigesimal
6d9757
36
Base36
cppjv
md5
e19d3367caabf6190fcf92fa076df552
sha1
04eb88b9247320cf4cec76a15daf6c5b86bb732d
sha256
22838dc9dffb61d32d8de77fc993e6b58757222f5b91eb3b4048032ca7942a09
sha512
b9a16dab9ccf17cdd2aa018b46d6da5cefcb230b9dcae12b0f842af42cb27dae18e109142cb0c51666527f6728e9f07aca1e458c78e3725fced1ffac380c2a36
ripemd-160
e7706baceca811bec05bc484463539f444a89268
Diameter
42709814
Circumference
134176837.89859
Area
1.4326669474392E+15
Volume
4.0792625899384E+22
Surface area
5.7306677897568E+15
Circumference
134176837.89859
Perimeter
85419628
Area
456032052978649
Diagonal
30200399.102616
Surface area
2736192317871894
Volume
9.7385220803781E+21
Space diagonal
36987783.914908
Perimeter
64064721
Area
1.9746767140974E+14
Altitude
18493891.957454
Surface area
1.9746767140974E+14
Volume
1.1476958336284E+21
Height
10066799.700872