15493921 is an odd 8-digits composite number following 15493920
and preceding 15493922 . In scientific notation, it is written as 1.5493921 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 15167328 positive integers (up to 15493921) that are relatively prime to 15493921.
15493921 has 8 divisors, whose sum is 15824160
The reverse of 15493921 is 12939451
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
fifteen million four hundred ninety-three thousand nine hundred twenty-one
Scientific notation
1.5493921 × 10^7
Engineering notation
1.5493921 × 10^6
Prime Factorization
89 × 107 × 1627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15493921
Product of the distinct prime numbers
The prime factorization of 15493921 is 89 × 107 × 1627.
Since it has a total of 3 prime factors.
1 , 9 , 78 , 8 , 892 , 662 , 1853 , 9016 , 50210 , 42986 , 300357 , 392688 , 1144232 , 3115391 , 90619382 , 81974392 , 776759334 , 212368838 , 57260741 , 4403684859
n×2
30987842
n×3
46481763
n×4
61975684
n×5
77469605
n÷2
7746960.5
n÷3
5164640.3333333
n÷3
3873480.25
n÷5
3098784.2
n2
240061587954241
n3
3.7194952788976E+21
n4
5.7629566011112E+28
n5
8.9290794304045E+35
2 √n
3936.2318275224
3 √n
249.29894794164
4 √n
62.739396136099
5 √n
27.417778745006
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
-15493920
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 15493921 can be divided by 8 positive divisors.
The sum of these divisors (counting 15493921) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011000110101100100001
3
Ternary
1002011011122221
4
Quaternary
323012230201
5
Quinary
12431301141
6
Senary
1312031041
8
Octal
73065441
10
Decimal
15493921
12
Duodecimal
5232481
16
Hexadecimal
ec6b21
20
Vigesimal
4ggeg1
36
Base36
9836p
md5
9d6eb89f1ed49507b75f4508b39a9363
sha1
7fd5ca88d4cf701381f4af66528d41fe9ae9084e
sha256
b32f0aedf7359fc4d4b7360b25e4ba219381b116d1f3bdc58ceffbfb3cff38ae
sha512
664ad58e51e15bc355452ffbe1fa8e120ffdde6ca2ce7254834c00fa1bc624217e05894fdf7c80a2f4c807f3439ca13f12cbc6b07c07534e99077f4d4bfe85f7
ripemd-160
54aded8afa2776c8921bade145b78975747f0bd2
Diameter
30987842
Circumference
97351176.777801
Area
7.5417572112614E+14
Volume
1.5580185390995E+22
Surface area
3.0167028845046E+15
Circumference
97351176.777801
Perimeter
61975684
Area
240061587954241
Diagonal
21911713.212537
Surface area
1440369527725446
Volume
3.7194952788976E+21
Space diagonal
26836258.380458
Perimeter
46481763
Area
1.039497168206E+14
Altitude
13418129.190229
Surface area
1.039497168206E+14
Volume
4.383467223833E+20
Height
7303904.4041791