21461512 is an even 8-digits composite number following 21461511
and preceding 21461513 . In scientific notation, it is written as 2.1461512 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 8 positive divisors.
There are 10730752 positive integers (up to 21461512) that are relatively prime to 21461512.
21461512 has 8 divisors, whose sum is 40240350
The reverse of 21461512 is 21516412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million four hundred sixty-one thousand five hundred twelve
Scientific notation
2.1461512 × 10^7
Engineering notation
2.1461512 × 10^6
Prime Factorization
2 × 2 × 2 × 2682689
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5365378
Product of the distinct prime numbers
The prime factorization of 21461512 is 2 × 2 × 2 × 2682689.
Since it has a total of 4 prime factors.
9 , 6 , 55 , 17 , 495 , 111 , 2368 , 4685 , 65015 , 33017 , 419374 , 279947 , 4946222 , 1757738 , 28528264 , 52045207 , 791490015 , 557205537 , 6782340779 , 4752953526
n×2
42923024
n×3
64384536
n×4
85846048
n×5
107307560
n÷2
10730756
n÷3
7153837.3333333
n÷3
5365378
n÷5
4292302.4
n2
460596497326144
n3
9.885097254523E+21
n4
2.1214913334911E+29
n5
4.5530411711616E+36
2 √n
4632.6571209188
3 √n
277.89886423457
4 √n
68.063625534634
5 √n
29.263890500789
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
-21461511
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 21461512 can be divided by 8 positive divisors.
The sum of these divisors (counting 21461512) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110111101000001000
3
Ternary
1111101100122211
4
Quaternary
1101313220020
5
Quinary
20443232022
6
Senary
2043554504
8
Octal
121675010
10
Decimal
21461512
12
Duodecimal
722ba34
16
Hexadecimal
1477a08
20
Vigesimal
6e2dfc
36
Base36
crzt4
md5
a958d96bdaa080682890887a1b5405dc
sha1
785a9887acebb7553c1e3312ad2608d7e1704bfd
sha256
e75efbd6c34176351070afb4b25095eaf27db6c0934d3377ce2d617deb6f8e74
sha512
91101b78ed98f7307abf8ef3a94d6ea3630d4cd1f93aa8ef98a4e835f1d793c62d212501102b4133016693c61d0096279f6e5e90d7735a6d7079c93d845d8dc4
ripemd-160
86b77d4528d2587c11807e67f03c79aab2567787
Diameter
42923024
Circumference
134846656.86826
Area
1.447006572269E+15
Volume
4.1406598553107E+22
Surface area
5.788026289076E+15
Circumference
134846656.86826
Perimeter
85846048
Area
460596497326144
Diagonal
30351161.339433
Surface area
2763578983956864
Volume
9.885097254523E+21
Space diagonal
37172429.191249
Perimeter
64384536
Area
1.9944413378929E+14
Altitude
18586214.595625
Surface area
1.9944413378929E+14
Volume
1.1649698835603E+21
Height
10117053.779811