21889345 is an odd 8-digits composite number following 21889344
and preceding 21889346 . In scientific notation, it is written as 2.1889345 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 16907520 positive integers (up to 21889345) that are relatively prime to 21889345.
21889345 has 8 divisors, whose sum is 27173160
The reverse of 21889345 is 54398812
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million eight hundred eighty-nine thousand three hundred forty-five
Scientific notation
2.1889345 × 10^7
Engineering notation
2.1889345 × 10^6
Prime Factorization
5 × 29 × 150961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21889345
Product of the distinct prime numbers
The prime factorization of 21889345 is 5 × 29 × 150961.
Since it has a total of 3 prime factors.
10 , 7 , 25 , 63 , 930 , 622 , 8905 , 5181 , 47238 , 72405 , 911471 , 147074 , 6728703 , 6714167 , 4127837 , 80005626 , 27778186 , 689829701 , 3160986287 , 1004153643
n×2
43778690
n×3
65668035
n×4
87557380
n×5
109446725
n÷2
10944672.5
n÷3
7296448.3333333
n÷3
5472336.25
n÷5
4377869
n2
479143424529025
n3
1.0488135723997E+22
n4
2.295784212694E+29
n5
5.0253212677213E+36
2 √n
4678.6050271422
3 √n
279.73335584911
4 √n
68.400329144984
5 √n
29.37964563811
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
-21889344
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 21889345 can be divided by 8 positive divisors.
The sum of these divisors (counting 21889345) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011100000000101000001
3
Ternary
1112012002112111
4
Quaternary
1103200011001
5
Quinary
21100424340
6
Senary
2101055321
8
Octal
123400501
10
Decimal
21889345
12
Duodecimal
73b7541
16
Hexadecimal
14e0141
20
Vigesimal
6gg375
36
Base36
d15xd
md5
47da7fabc7437c8d3110d06920973ef6
sha1
ea4af9a12a5e94d2ff6ac701fd80d07608c8a77f
sha256
69ba867e494fbef0e65ed00476900f4e75a6a455924b7e23074641ae27ce82cb
sha512
2f648754dd3f820e10533645bb3b237b4a4fae19a1ac28d5295ff2a005301266855cebac485a2c8e714edb31a362faf865de91b0b7b1322c56b9e0bc1afdffd7
ripemd-160
50d0e39c3e17ef7a62bd5d9d5dcdbddb647ad076
Diameter
43778690
Circumference
137534810.88778
Area
1.5052734625162E+15
Volume
4.393260018715E+22
Surface area
6.021093850065E+15
Circumference
137534810.88778
Perimeter
87557380
Area
479143424529025
Diagonal
30956208.570464
Surface area
2874860547174150
Volume
1.0488135723997E+22
Space diagonal
37913457.684404
Perimeter
65668035
Area
2.074751888492E+14
Altitude
18956728.842202
Surface area
2.074751888492E+14
Volume
1.2360386487406E+21
Height
10318736.190155