21496907 is an odd 8-digits composite number following 21496906
and preceding 21496908 . In scientific notation, it is written as 2.1496907 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 21039480 positive integers (up to 21496907) that are relatively prime to 21496907.
21496907 has 4 divisors, whose sum is 21954336
The reverse of 21496907 is 70969412
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million four hundred ninety-six thousand nine hundred seven
Scientific notation
2.1496907 × 10^7
Engineering notation
2.1496907 × 10^6
Prime Factorization
47 × 457381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21496907
Product of the distinct prime numbers
The prime factorization of 21496907 is 47 × 457381.
Since it has a total of 2 prime factors.
8 , 2 , 70 , 9 , 501 , 877 , 4780 , 9160 , 85763 , 919 , 921255 , 271300 , 6957813 , 941249 , 57189909 , 72419400 , 162646082 , 898491761 , 3273101456 , 8535719591
n×2
42993814
n×3
64490721
n×4
85987628
n×5
107484535
n÷2
10748453.5
n÷3
7165635.6666667
n÷3
5374226.75
n÷5
4299381.4
n2
462117010566649
n3
9.9340863992693E+21
n4
2.1355213145506E+29
n5
4.5907103095411E+36
2 √n
4636.4757089841
3 √n
278.0515535052
4 √n
68.091671362834
5 √n
29.273536724906
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
-21496906
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 21496907 can be divided by 4 positive divisors.
The sum of these divisors (counting 21496907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000000010001001011
3
Ternary
1111110011012202
4
Quaternary
1102000101023
5
Quinary
21000400112
6
Senary
2044430415
8
Octal
122002113
10
Decimal
21496907
12
Duodecimal
724840b
16
Hexadecimal
148044b
20
Vigesimal
6e7257
36
Base36
csr4b
md5
786b8eeec87418b97987394e1717732d
sha1
59fd9f3f067f64bae964c8132c887a0866526e85
sha256
b73c7065e2cdf3daa6ea753e1456552c8abd39531ea6e8344549041b19361290
sha512
bf1eb857952163f94f67d64bffb29a47e5eb22a105635d4717a07e2ef97494fbe8f94a9c81885788bcc8f88cd109633bcb73d01a96d61606b4fbdb22d0155286
ripemd-160
7ac0fe2e356cc5aab36efc99240b735c2ceffa29
Diameter
42993814
Circumference
135069050.21221
Area
1.4517834054951E+15
Volume
4.1611803802761E+22
Surface area
5.8071336219802E+15
Circumference
135069050.21221
Perimeter
85987628
Area
462117010566649
Diagonal
30401217.428473
Surface area
2772702063399894
Volume
9.9340863992693E+21
Space diagonal
37233735.129583
Perimeter
64490721
Area
2.0010253533582E+14
Altitude
18616867.564792
Surface area
2.0010253533582E+14
Volume
1.1707433096361E+21
Height
10133739.142824