21109213 is an odd 8-digits composite number following 21109212
and preceding 21109214 . In scientific notation, it is written as 2.1109213 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 21078400 positive integers (up to 21109213) that are relatively prime to 21109213.
21109213 has 4 divisors, whose sum is 21140028
The reverse of 21109213 is 31290112
Previous prime number is 701
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred nine thousand two hundred thirteen
Scientific notation
2.1109213 × 10^7
Engineering notation
2.1109213 × 10^6
Prime Factorization
701 × 30113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21109213
Product of the distinct prime numbers
The prime factorization of 21109213 is 701 × 30113.
Since it has a total of 2 prime factors.
5 , 7 , 91 , 82 , 600 , 440 , 2725 , 9971 , 76218 , 91410 , 981441 , 62479 , 3494880 , 1857828 , 96615281 , 65917550 , 948178369 , 192740770 , 7129062664 , 736816437
n×2
42218426
n×3
63327639
n×4
84436852
n×5
105546065
n÷2
10554606.5
n÷3
7036404.3333333
n÷3
5277303.25
n÷5
4221842.6
n2
445598873479369
n3
9.4062415328361E+21
n4
1.9855835604608E+29
n5
4.1914106307066E+36
2 √n
4594.4763575407
3 √n
276.36986137858
4 √n
67.782566767132
5 √n
29.167177757144
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
-21109212
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 21109213 can be divided by 4 positive divisors.
The sum of these divisors (counting 21109213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001100111011101
3
Ternary
1110201110101201
4
Quaternary
1100201213131
5
Quinary
20400443323
6
Senary
2032235501
8
Octal
120414735
10
Decimal
21109213
12
Duodecimal
709bb91
16
Hexadecimal
14219dd
20
Vigesimal
6bid0d
36
Base36
ckfz1
md5
64739ea533835c950a2d4f4a08481900
sha1
feecb695fd98e3b3182d12baf0d9a54f84402046
sha256
094a0e4584b37acd435c6a14e844005815013f1e167a817fa02e59f24f31a723
sha512
8cc99efbbb96fa98c454f2a6862e48d2778fc79771e0fe9be768c5736efb176c1108fd7b51f81a4683af4fb125ffc47cb6311c64f925a6393eea76cc3e86af11
ripemd-160
9df6fecc61486fdcb246243b0736318bc2a1ed3c
Diameter
42218426
Circumference
132633096.96772
Area
1.3998901473707E+15
Volume
3.9400772396599E+22
Surface area
5.5995605894827E+15
Circumference
132633096.96772
Perimeter
84436852
Area
445598873479369
Diagonal
29852935.315622
Surface area
2673593240876214
Volume
9.4062415328361E+21
Space diagonal
36562229.423793
Perimeter
63327639
Area
1.9294997216543E+14
Altitude
18281114.711897
Surface area
1.9294997216543E+14
Volume
1.1085361955578E+21
Height
9950978.4385408