21372798 is an even 8-digits composite number following 21372797
and preceding 21372799 . In scientific notation, it is written as 2.1372798 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 7116696 positive integers (up to 21372798) that are relatively prime to 21372798.
21372798 has 16 divisors, whose sum is 42791040
The reverse of 21372798 is 89727312
Previous prime number is 1747
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million three hundred seventy-two thousand seven hundred ninety-eight
Scientific notation
2.1372798 × 10^7
Engineering notation
2.1372798 × 10^6
Prime Factorization
2 × 3 × 1747 × 2039
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21372798
Product of the distinct prime numbers
The prime factorization of 21372798 is 2 × 3 × 1747 × 2039.
Since it has a total of 4 prime factors.
1 , 9 , 18 , 8 , 951 , 110 , 3586 , 7938 , 5776 , 81497 , 851471 , 600103 , 18614 , 9251895 , 98782698 , 14863353 , 630348591 , 784883441 , 7672573510 , 3660143562
n×2
42745596
n×3
64118394
n×4
85491192
n×5
106863990
n÷2
10686399
n÷3
7124266
n÷3
5343199.5
n÷5
4274559.6
n2
456796494348804
n3
9.7630192008251E+21
n4
2.0866303724936E+29
n5
4.459712945197E+36
2 √n
4623.072355047
3 √n
277.51542483856
4 √n
67.993178739099
5 √n
29.239657166102
1 , 2 , 3 , 6 , 1747 , 2039 , 3494 , 4078 , 5241 , 6117 , 10482 , 12234 , 3562133 , 7124266 , 10686399 , 21372798
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21372797
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21372798 can be divided by 16 positive divisors.
The sum of these divisors (counting 21372798) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001100001111101111110
3
Ternary
1111012211222010
4
Quaternary
1101201331332
5
Quinary
20432412143
6
Senary
2042032050
8
Octal
121417576
10
Decimal
21372798
12
Duodecimal
71a8626
16
Hexadecimal
1461f7e
20
Vigesimal
6dbbji
36
Base36
cq3cu
md5
89c968e3e5a8c3d3654758e677bcaf51
sha1
b16f2f7ea1735094498f6b4e478b36c46df308b2
sha256
84e2c2e6eb38aa8de7b716fd8f77210cbe945c93aafca2c138881de0e827f6fe
sha512
f97eec68a710083f1bb02d0cecb7961a8d201ce89af80e6d3dbd55de2edbd6a7ead9aa91fbc144943b05def05a8316f5d28313cdb005d16ab9ca22ed63e4a6d6
ripemd-160
5a8f96d59daf89ecc180cd458c76e2c45442094f
Diameter
42745596
Circumference
134289250.36692
Area
1.4350685108318E+15
Volume
4.0895239197558E+22
Surface area
5.7402740433271E+15
Circumference
134289250.36692
Perimeter
85491192
Area
456796494348804
Diagonal
30225700.797461
Surface area
2740778966092824
Volume
9.7630192008251E+21
Space diagonal
37018772.035906
Perimeter
64118394
Area
1.9779868423287E+14
Altitude
18509386.017953
Surface area
1.9779868423287E+14
Volume
1.1505828469597E+21
Height
10075233.599154