21031532 is an even 8-digits composite number following 21031531
and preceding 21031533 . In scientific notation, it is written as 2.1031532 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 6 positive divisors.
There are 10515764 positive integers (up to 21031532) that are relatively prime to 21031532.
21031532 has 6 divisors, whose sum is 36805188
The reverse of 21031532 is 23513012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million thirty-one thousand five hundred thirty-two
Scientific notation
2.1031532 × 10^7
Engineering notation
2.1031532 × 10^6
Prime Factorization
2 × 2 × 5257883
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10515766
Product of the distinct prime numbers
The prime factorization of 21031532 is 2 × 2 × 5257883.
Since it has a total of 3 prime factors.
1 , 4 , 2 , 82 , 247 , 577 , 4458 , 5897 , 63390 , 60582 , 181073 , 324048 , 3151295 , 6377587 , 57156877 , 4808706 , 547139419 , 314864686 , 5970733359 , 6561686405
n×2
42063064
n×3
63094596
n×4
84126128
n×5
105157660
n÷2
10515766
n÷3
7010510.6666667
n÷3
5257883
n÷5
4206306.4
n2
442325338267024
n3
9.3027795061737E+21
n4
1.9565170487304E+29
n5
4.1148550918918E+36
2 √n
4586.0148277126
3 √n
276.03043492705
4 √n
67.720121291331
5 √n
29.145679295386
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21031531
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21031532 can be divided by 6 positive divisors.
The sum of these divisors (counting 21031532) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000001110101001101100
3
Ternary
1110120111211122
4
Quaternary
1100032221230
5
Quinary
20341002112
6
Senary
2030440112
8
Octal
120165154
10
Decimal
21031532
12
Duodecimal
7063038
16
Hexadecimal
140ea6c
20
Vigesimal
6b8igc
36
Base36
cis18
md5
c41773f4c2ad66fdd5369f2d2726f2d2
sha1
a79b9167359833748ced943937d4fe42d386290c
sha256
8b013e5aa311283db2962281f2c8bf15d69d064dea311191b29317ee449c1758
sha512
7971fececb92402d395f1266002ae7dfac39edb6e03be2b4b469963178a64d938bdd31273146334b26c60fd3f38398b80f602a6fc512538f6bb9d51723065a9d
ripemd-160
712b9355af59303c97c5fcc0801e13947f612daf
Diameter
42063064
Circumference
132145012.84988
Area
1.3896060331963E+15
Volume
3.8967391672748E+22
Surface area
5.5584241327852E+15
Circumference
132145012.84988
Perimeter
84126128
Area
442325338267024
Diagonal
29743077.791884
Surface area
2653952029602144
Volume
9.3027795061737E+21
Space diagonal
36427681.985011
Perimeter
63094596
Area
1.9153248983839E+14
Altitude
18213840.992505
Surface area
1.9153248983839E+14
Volume
1.0963430787831E+21
Height
9914359.2639612