21502413 is an odd 8-digits composite number following 21502412
and preceding 21502414 . In scientific notation, it is written as 2.1502413 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 14270976 positive integers (up to 21502413) that are relatively prime to 21502413.
21502413 has 8 divisors, whose sum is 23998200
The reverse of 21502413 is 31420512
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million five hundred two thousand four hundred thirteen
Scientific notation
2.1502413 × 10^7
Engineering notation
2.1502413 × 10^6
Prime Factorization
9 × 229 × 10433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21502413
Product of the distinct prime numbers
The prime factorization of 21502413 is 9 × 229 × 10433.
Since it has a total of 3 prime factors.
6 , 4 , 63 , 71 , 755 , 195 , 8944 , 8993 , 37557 , 25738 , 703858 , 579973 , 2270418 , 2754849 , 83322582 , 61694339 , 13965950 , 158595911 , 9974070981 , 5510560709
n×2
43004826
n×3
64507239
n×4
86009652
n×5
107512065
n÷2
10751206.5
n÷3
7167471
n÷3
5375603.25
n÷5
4300482.6
n2
462353764822569
n3
9.9417216033197E+21
n4
2.137710038456E+29
n5
4.5965924121128E+36
2 √n
4637.0694409293
3 √n
278.0752905815
4 √n
68.096031021854
5 √n
29.275036136728
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
-21502412
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 21502413 can be divided by 8 positive divisors.
The sum of these divisors (counting 21502413) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000001100111001101
3
Ternary
1111110102202200
4
Quaternary
1102001213031
5
Quinary
21001034123
6
Senary
2044512113
8
Octal
122014715
10
Decimal
21502413
12
Duodecimal
724b639
16
Hexadecimal
14819cd
20
Vigesimal
6e7g0d
36
Base36
csvd9
md5
512c5ee66399a9b1605bd0d8e0edd858
sha1
fc4f4c5ccd1823f143845122189ef3d6d20b4d62
sha256
da2d5170de857d958122fdabde5f39cd9c7ceeb457f05df3c8203bc39219d6e7
sha512
1a69678a352763d0e2867bf97b0f13355cf929d20c70a90eacf8ad7406a34822d681be14867be8ed4ca77a5ebbbd5258c1d05e3531c821c8efea899c1d181a3f
ripemd-160
7d0807b66cf07072ccb2eff5da3cb9c682026e63
Diameter
43004826
Circumference
135103645.43051
Area
1.4525271909262E+15
Volume
4.1643786070699E+22
Surface area
5.8101087637047E+15
Circumference
135103645.43051
Perimeter
86009652
Area
462353764822569
Diagonal
30409004.088348
Surface area
2774122588935414
Volume
9.9417216033197E+21
Space diagonal
37243271.80133
Perimeter
64507239
Area
2.0020505293586E+14
Altitude
18621635.900665
Surface area
2.0020505293586E+14
Volume
1.1716431270627E+21
Height
10136334.696116