21031802 is an even 8-digits composite number following 21031801
and preceding 21031803 . In scientific notation, it is written as 2.1031802 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 9559900 positive integers (up to 21031802) that are relatively prime to 21031802.
21031802 has 8 divisors, whose sum is 34415712
The reverse of 21031802 is 20813012
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million thirty-one thousand eight hundred two
Scientific notation
2.1031802 × 10^7
Engineering notation
2.1031802 × 10^6
Prime Factorization
2 × 11 × 955991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21031802
Product of the distinct prime numbers
The prime factorization of 21031802 is 2 × 11 × 955991.
Since it has a total of 3 prime factors.
4 , 5 , 70 , 88 , 828 , 953 , 4493 , 3552 , 42566 , 77697 , 553594 , 62254 , 2710175 , 4889911 , 74654336 , 76078713 , 815662621 , 165654103 , 3558418919 , 1286542844
n×2
42063604
n×3
63095406
n×4
84127208
n×5
105159010
n÷2
10515901
n÷3
7010600.6666667
n÷3
5257950.5
n÷5
4206360.4
n2
442336695367204
n3
9.3031377942974E+21
n4
1.9566175206838E+29
n5
4.1151192284752E+36
2 √n
4586.0442649412
3 √n
276.03161613595
4 √n
67.720338635754
5 √n
29.145754128669
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
-21031801
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 21031802 can be divided by 8 positive divisors.
The sum of these divisors (counting 21031802) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110101101111010
3
Ternary
1110120112012122
4
Quaternary
1100032231322
5
Quinary
20341004202
6
Senary
2030441242
8
Octal
120165572
10
Decimal
21031802
12
Duodecimal
7063222
16
Hexadecimal
140eb7a
20
Vigesimal
6b8ja2
36
Base36
cis8q
md5
30b51323ec6141ed22485e2a15f6f110
sha1
ab5579f3dad0bc24448b15c7dcf312ebb05c6566
sha256
dae9df9569afba15206b7e85690b43a18be8798a2e3b33ab7c7c51df8b205984
sha512
1a088ac371f51f507f16f264e2b0ea1dfd57b6eb44c8f98368f3544fc2c4b95f3055ac915267562acdbb445d4567500da62377481452c55600607193c3ba575d
ripemd-160
aaa7ae341bca4ebd801e8ab3795e6123b3c4c5ef
Diameter
42063604
Circumference
132146709.30991
Area
1.3896417125788E+15
Volume
3.8968892466531E+22
Surface area
5.5585668503152E+15
Circumference
132146709.30991
Perimeter
84127208
Area
442336695367204
Diagonal
29743459.629546
Surface area
2654020172203224
Volume
9.3031377942974E+21
Space diagonal
36428149.638729
Perimeter
63095406
Area
1.9153740760703E+14
Altitude
18214074.819364
Surface area
1.9153740760703E+14
Volume
1.0963853034434E+21
Height
9914486.5431819