21083907 is an odd 8-digits composite number following 21083906
and preceding 21083908 . In scientific notation, it is written as 2.1083907 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12974688 positive integers (up to 21083907) that are relatively prime to 21083907.
21083907 has 8 divisors, whose sum is 30274384
The reverse of 21083907 is 70938012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million eighty-three thousand nine hundred seven
Scientific notation
2.1083907 × 10^7
Engineering notation
2.1083907 × 10^6
Prime Factorization
3 × 13 × 540613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21083907
Product of the distinct prime numbers
The prime factorization of 21083907 is 3 × 13 × 540613.
Since it has a total of 3 prime factors.
2 , 5 , 59 , 15 , 517 , 720 , 5287 , 7496 , 33716 , 96123 , 751446 , 806554 , 2342835 , 9280654 , 90035202 , 78273361 , 335263115 , 41405542 , 7304128681 , 2003176335
n×2
42167814
n×3
63251721
n×4
84335628
n×5
105419535
n÷2
10541953.5
n÷3
7027969
n÷3
5270976.75
n÷5
4216781.4
n2
444531134384649
n3
9.3724530959704E+21
n4
1.976079294373E+29
n5
4.1663472067187E+36
2 √n
4591.7215725695
3 √n
276.25937861869
4 √n
67.762242971802
5 √n
29.160181202655
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
-21083906
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 21083907 can be divided by 8 positive divisors.
The sum of these divisors (counting 21083907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011011100000011
3
Ternary
1110200011200110
4
Quaternary
1100123130003
5
Quinary
20344141112
6
Senary
2031522403
8
Octal
120333403
10
Decimal
21083907
12
Duodecimal
7089403
16
Hexadecimal
141b703
20
Vigesimal
6bf9f7
36
Base36
cjwg3
md5
eaf19acf7c94fc44894121a65e40e261
sha1
88d50bdf7ae921af49d2d1d4ffde7f5782efe719
sha256
0cd731b579c18bafa07455b2f73b10a6ce09c43b559991a04499a272423dd3e5
sha512
2cb70433a3c292aaed335f9b122c6317fe5a6a2e4d2b3f6f5a976584aa4ec44fc93f26de2676b7f65c9b304885714fd857ce7ff923fabdc336bd629a895b8155
ripemd-160
76bbf3837fbbb1329c39accfd842cc7191a4d9bb
Diameter
42167814
Circumference
132474094.68034
Area
1.3965357460748E+15
Volume
3.9259239723221E+22
Surface area
5.586142984299E+15
Circumference
132474094.68034
Perimeter
84335628
Area
444531134384649
Diagonal
29817147.227213
Surface area
2667186806307894
Volume
9.3724530959704E+21
Space diagonal
36518398.146057
Perimeter
63251721
Area
1.9248762757511E+14
Altitude
18259199.073029
Surface area
1.9248762757511E+14
Volume
1.1045541900856E+21
Height
9939049.0757377