21690410 is an even 8-digits composite number following 21690409
and preceding 21690411 . In scientific notation, it is written as 2.1690410 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 7387200 positive integers (up to 21690410) that are relatively prime to 21690410.
21690410 has 8 divisors, whose sum is 32558436
The reverse of 21690410 is 01409612
Previous prime number is 5705
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million six hundred ninety thousand four hundred ten
Scientific notation
2.1690410 × 10^7
Engineering notation
2.1690410 × 10^6
Prime Factorization
2 × 5705 × 1901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21690410
Product of the distinct prime numbers
The prime factorization of 21690410 is 2 × 5705 × 1901.
Since it has a total of 3 prime factors.
7 , 9 , 85 , 77 , 814 , 696 , 4013 , 8417 , 36603 , 48159 , 582918 , 909104 , 7881212 , 804542 , 1468210 , 37605188 , 183223131 , 23421142 , 1502828860 , 9626688970
n×2
43380820
n×3
65071230
n×4
86761640
n×5
108452050
n÷2
10845205
n÷3
7230136.6666667
n÷3
5422602.5
n÷5
4338082
n2
470473885968100
n3
1.0204771480941E+22
n4
2.2134567737792E+29
n5
4.8010784940549E+36
2 √n
4657.2964260395
3 √n
278.88335030126
4 √n
68.244387505783
5 √n
29.326048754927
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
-21690409
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 21690410 can be divided by 8 positive divisors.
The sum of these divisors (counting 21690410) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101111100000101010
3
Ternary
1111210222122112
4
Quaternary
1102233200222
5
Quinary
21023043120
6
Senary
2052522322
8
Octal
122574052
10
Decimal
21690410
12
Duodecimal
73203a2
16
Hexadecimal
14af82a
20
Vigesimal
6fb60a
36
Base36
cwwfe
md5
9c606ea0489f11b30e3fd1c14be3356b
sha1
a641ccd917d9492f82b86912d462b14552984aaf
sha256
d66c867d582b741cf573ad5b63d944e2919d5bac75fc4350c4176691a0964299
sha512
397754e4f4e51f59132ab78498577e1486942e197d369b62fe05811a59a32fd7fc187886b3506ade9154b8ba2717592775149b401605689bbef06dbb90239ae5
ripemd-160
776c3e45833af30b4359da1cff8a1fa24254d93f
Diameter
43380820
Circumference
136284865.4187
Area
1.4780373038632E+15
Volume
4.2745646821451E+22
Surface area
5.9121492154529E+15
Circumference
136284865.4187
Perimeter
86761640
Area
470473885968100
Diagonal
30674871.995433
Surface area
2822843315808600
Volume
1.0204771480941E+22
Space diagonal
37568892.157
Perimeter
65071230
Area
2.0372116853278E+14
Altitude
18784446.0785
Surface area
2.0372116853278E+14
Volume
1.2026438524388E+21
Height
10224957.331811