21308834 is an even 8-digits composite number following 21308833
and preceding 21308835 . In scientific notation, it is written as 2.1308834 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10654416 positive integers (up to 21308834) that are relatively prime to 21308834.
21308834 has 4 divisors, whose sum is 31963254
The reverse of 21308834 is 43880312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million three hundred eight thousand eight hundred thirty-four
Scientific notation
2.1308834 × 10^7
Engineering notation
2.1308834 × 10^6
Prime Factorization
2 × 10654417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21308834
Product of the distinct prime numbers
The prime factorization of 21308834 is 2 × 10654417.
Since it has a total of 2 prime factors.
2 , 6 , 57 , 75 , 546 , 381 , 653 , 7326 , 58310 , 13905 , 790367 , 468490 , 7017184 , 7672832 , 92473334 , 404900 , 221046369 , 601707310 , 5353748366 , 489230119
n×2
42617668
n×3
63926502
n×4
85235336
n×5
106544170
n÷2
10654417
n÷3
7102944.6666667
n÷3
5327208.5
n÷5
4261766.8
n2
454066406439556
n3
9.675625679797E+21
n4
2.0617630145693E+29
n5
4.3933765824797E+36
2 √n
4616.1492610183
3 √n
277.23830101682
4 √n
67.942249455095
5 √n
29.222134627424
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
-21308833
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 21308834 can be divided by 4 positive divisors.
The sum of these divisors (counting 21308834) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010010010110100010
3
Ternary
1111002121020002
4
Quaternary
1101102112202
5
Quinary
20423340314
6
Senary
2040420002
8
Octal
121222642
10
Decimal
21308834
12
Duodecimal
7177602
16
Hexadecimal
14525a2
20
Vigesimal
6d3c1e
36
Base36
coq02
md5
2ec4b10fdea945f4d6d1403cf0235071
sha1
0f3ab078bd8a34be65fc7c5b1f4343136e6dc311
sha256
1bc68c3ac69a2d60a8a8fa4366617f17d30db25854481e4d9abacf26e8fc1eb7
sha512
143c05f6811726a12bacbef4192fe094803f529264ac78844b0a40c6d2dda369331a06ad0f14e2187103e5116b16c213cee12eb74fa209b9643ec2c59e345739
ripemd-160
e8b138be89ae012dbe38d17b8ba446ec04f51fc9
Diameter
42617668
Circumference
133887352.70193
Area
1.4264916867124E+15
Volume
4.0529166072713E+22
Surface area
5.7059667468497E+15
Circumference
133887352.70193
Perimeter
85235336
Area
454066406439556
Diagonal
30135242.041157
Surface area
2724398438637336
Volume
9.675625679797E+21
Space diagonal
36907983.138051
Perimeter
63926502
Area
1.9661652149088E+14
Altitude
18453991.569026
Surface area
1.9661652149088E+14
Volume
1.1402834217345E+21
Height
10045080.680386