21764897 is an odd 8-digits composite number following 21764896
and preceding 21764898 . In scientific notation, it is written as 2.1764897 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 16959600 positive integers (up to 21764897) that are relatively prime to 21764897.
21764897 has 8 divisors, whose sum is 27135552
The reverse of 21764897 is 79846712
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-one million seven hundred sixty-four thousand eight hundred ninety-seven
Scientific notation
2.1764897 × 10^7
Engineering notation
2.1764897 × 10^6
Prime Factorization
7 × 11 × 282661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21764897
Product of the distinct prime numbers
The prime factorization of 21764897 is 7 × 11 × 282661.
Since it has a total of 3 prime factors.
8 , 4 , 32 , 96 , 43 , 287 , 1044 , 8839 , 46952 , 63705 , 61023 , 586291 , 7270262 , 4240870 , 61055313 , 89901781 , 950368443 , 851304563 , 8275036924 , 9833401513
n×2
43529794
n×3
65294691
n×4
87059588
n×5
108824485
n÷2
10882448.5
n÷3
7254965.6666667
n÷3
5441224.25
n÷5
4352979.4
n2
473710741420609
n3
1.0310265494813E+22
n4
2.2440186653726E+29
n5
4.8840835117913E+36
2 √n
4665.2863792055
3 √n
279.20222317833
4 √n
68.3029016895
5 √n
29.346162851163
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
-21764896
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 21764897 can be divided by 8 positive divisors.
The sum of these divisors (counting 21764897) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011000001101100100001
3
Ternary
1111221202211022
4
Quaternary
1103001230201
5
Quinary
21032434042
6
Senary
2054255225
8
Octal
123015441
10
Decimal
21764897
12
Duodecimal
7357515
16
Hexadecimal
14c1b21
20
Vigesimal
6g0c4h
36
Base36
cyhwh
md5
6a3d579bf28fbd0ee1c453e90f9b35f5
sha1
fe3c12ce5f80c9d544f9d41096b495297042d005
sha256
51e0a81ebf006a8704240fe21cdef7661489567f57a959385226b22d51f9d15c
sha512
f48dc6ed9841c8ced712e0bc1b176265dc90922672bf1acfdbebe5103df5d0435671731a42263636fc2b843b90320e9c71c60e148fc8fdd59115b0452bc6f531
ripemd-160
d7e937ac1e03be19185c3b1655bddf1ca6bd3a60
Diameter
43529794
Circumference
136752881.04268
Area
1.4882061851736E+15
Volume
4.3187539113421E+22
Surface area
5.9528247406942E+15
Circumference
136752881.04268
Perimeter
87059588
Area
473710741420609
Diagonal
30780212.521053
Surface area
2842264448523654
Volume
1.0310265494813E+22
Space diagonal
37697907.425503
Perimeter
65294691
Area
2.051227680579E+14
Altitude
18848953.712752
Surface area
2.051227680579E+14
Volume
1.2150764412027E+21
Height
10260070.840351