21886489 is an odd 8-digits composite number following 21886488
and preceding 21886490 . In scientific notation, it is written as 2.1886489 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 21873424 positive integers (up to 21886489) that are relatively prime to 21886489.
21886489 has 4 divisors, whose sum is 21899556
The reverse of 21886489 is 98468812
Previous prime number is 11093
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-one million eight hundred eighty-six thousand four hundred eighty-nine
Scientific notation
2.1886489 × 10^7
Engineering notation
2.1886489 × 10^6
Prime Factorization
11093 × 1973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21886489
Product of the distinct prime numbers
The prime factorization of 21886489 is 11093 × 1973.
Since it has a total of 2 prime factors.
10 , 7 , 86 , 19 , 719 , 974 , 2468 , 1466 , 58628 , 87607 , 998565 , 631922 , 1136453 , 6378157 , 16804001 , 78772086 , 179018432 , 887831150 , 1481895162 , 2370126740
n×2
43772978
n×3
65659467
n×4
87545956
n×5
109432445
n÷2
10943244.5
n÷3
7295496.3333333
n÷3
5471622.25
n÷5
4377297.8
n2
479018400747121
n3
1.0484030958749E+22
n4
2.2945862825433E+29
n5
5.0220437432435E+36
2 √n
4678.2997980035
3 √n
279.72118930244
4 √n
68.398097912175
5 √n
29.378878939541
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
-21886488
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 21886489 can be divided by 4 positive divisors.
The sum of these divisors (counting 21886489) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011011111011000011001
3
Ternary
1112011221121201
4
Quaternary
1103133120121
5
Quinary
21100331424
6
Senary
2101034201
8
Octal
123373031
10
Decimal
21886489
12
Duodecimal
73b5961
16
Hexadecimal
14df619
20
Vigesimal
6gfg49
36
Base36
d13q1
md5
6e8ad7cc5dda6a542639d242f27c6035
sha1
f559b0a9fdadc249495b5b898443e9b3594658c2
sha256
2ae920ea7f3f0c8903d4790d0d83b0be564a69734dd12369fd28598b7bc520f0
sha512
c34f302acc568c032292bbd0ffda98a90fa857db706855e2f380b021596525e470b44db2c1d89fc408f5d594e22323895df6db096ec2801eec2fb000958622c9
ripemd-160
ad8bf18b2535f7feb6a7aa5fa8928ec5b0c13add
Diameter
43772978
Circumference
137516866.11055
Area
1.5048806887215E+15
Volume
4.3915406186687E+22
Surface area
6.0195227548859E+15
Circumference
137516866.11055
Perimeter
87545956
Area
479018400747121
Diagonal
30952169.57653
Surface area
2874110404482726
Volume
1.0484030958749E+22
Space diagonal
37908510.947297
Perimeter
65659467
Area
2.074210519636E+14
Altitude
18954255.473649
Surface area
2.074210519636E+14
Volume
1.2355548975169E+21
Height
10317389.858843