15442939 is an odd 8-digits prime number following 15442938
and preceding 15442940 . In scientific notation, it is written as 1.5442939 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 15442938 positive integers (up to 15442939) that are relatively prime to 15442939.
15442939 has 2 divisors, whose sum is 15442940
The reverse of 15442939 is 93924451
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
fifteen million four hundred forty-two thousand nine hundred thirty-nine
Scientific notation
1.5442939 × 10^7
Engineering notation
1.5442939 × 10^6
Prime Factorization
15442939
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
15442939
Product of the distinct prime numbers
The prime factorization of 15442939 is 15442939.
Since it has a total of 1 prime factors.
10 , 7 , 90 , 59 , 848 , 76 , 9685 , 9359 , 85461 , 65104 , 146501 , 117481 , 6360647 , 1296649 , 36405731 , 34992617 , 722043721 , 311549273 , 7321779613 , 2190582682
n×2
30885878
n×3
46328817
n×4
61771756
n×5
77214695
n÷2
7721469.5
n÷3
5147646.3333333
n÷3
3860734.75
n÷5
3088587.8
n2
238484364957721
n3
3.6828995004958E+21
n4
5.6874792329287E+28
n5
8.7831394857885E+35
2 √n
3929.750500986
3 √n
249.02521209418
4 √n
62.68772209122
5 √n
27.39971157387
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
15442940
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
7721470
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3929.7506282206
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999870491
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15442939 can be divided by 2 positive divisors.
The sum of these divisors (counting 15442939) is 15442940, the average is 7721470.
Base
System
Value
2
Binary
111010111010001111111011
3
Ternary
1002001120201201
4
Quaternary
322322033323
5
Quinary
12423133224
6
Senary
1310555031
8
Octal
72721773
10
Decimal
15442939
12
Duodecimal
5208a77
16
Hexadecimal
eba3fb
20
Vigesimal
4ga76j
36
Base36
96zuj
md5
1278585adce3f358eb45506a0163b0ca
sha1
37ddad5a9e2aa0fe199175e06784f84a424b4564
sha256
0d4ee7a5cc5e6db1db7072ae4dedc05a562ee4d0234c8c488780ed033c98206c
sha512
7c2bb7c3e5e4bc065dae3cc1cbcbba633a8a18761e772cc1922732739e37bbd5d99cb256827d94db7bfb0086348aaef1147ee81e5a9c70ab7af7b8171f013a77
ripemd-160
c1cd8812fa3f6222e0c3d0d79651c91232b61d10
Diameter
30885878
Circumference
97030847.424471
Area
7.492207289472E+14
Volume
1.542689335289E+22
Surface area
2.9968829157888E+15
Circumference
97030847.424471
Perimeter
61771756
Area
238484364957721
Diagonal
21839613.7767
Surface area
1430906189746326
Volume
3.6828995004958E+21
Space diagonal
26747954.966187
Perimeter
46328817
Area
1.0326675922939E+14
Altitude
13373977.483093
Surface area
1.0326675922939E+14
Volume
4.3403386853819E+20
Height
7279871.2589001