15694989 is an odd 8-digits composite number following 15694988
and preceding 15694990 . In scientific notation, it is written as 1.5694989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 10463324 positive integers (up to 15694989) that are relatively prime to 15694989.
15694989 has 4 divisors, whose sum is 20926656
The reverse of 15694989 is 98949651
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
fifteen million six hundred ninety-four thousand nine hundred eighty-nine
Scientific notation
1.5694989 × 10^7
Engineering notation
1.5694989 × 10^6
Prime Factorization
3 × 5231663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15694989
Product of the distinct prime numbers
The prime factorization of 15694989 is 3 × 5231663.
Since it has a total of 2 prime factors.
3 , 1 , 74 , 94 , 46 , 44 , 8576 , 3129 , 89478 , 27162 , 851308 , 649163 , 22334 , 5040163 , 49870511 , 73033756 , 524976999 , 913149411 , 2303481931 , 1371160021
n×2
31389978
n×3
47084967
n×4
62779956
n×5
78474945
n÷2
7847494.5
n÷3
5231663
n÷3
3923747.25
n÷5
3138997.8
n2
246332679710121
n3
3.8661886983909E+21
n4
6.0679789093169E+28
n5
9.5236862233961E+35
2 √n
3961.690169612
3 √n
250.37271871356
4 √n
62.941958736696
5 √n
27.488573506756
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15694988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15694989 can be divided by 4 positive divisors.
The sum of these divisors (counting 15694989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011110111110010001101
3
Ternary
1002112101110220
4
Quaternary
323313302031
5
Quinary
13004214424
6
Senary
1320221553
8
Octal
73676215
10
Decimal
15694989
12
Duodecimal
530a8b9
16
Hexadecimal
ef7c8d
20
Vigesimal
4i1h99
36
Base36
9cebx
md5
e7775094b44d99fa12e9f3379012e37f
sha1
b476ba5b40c0ccda1c77db2f80c66d94926c987a
sha256
26de5ee8a4e8ca4b69aa4254b49fa3b198f236e12eb27af2110e0f3d89f74604
sha512
c714e1f62c9b49e63923b47214fc1903d7143d61f5002eb5e1b8075c24a8aade4c42dce743b390e7d0a06a85b89f49f77e109bc48510ad7a0ff320c1db7e5c72
ripemd-160
25002f25bcaf586c5cc256c8f1f0923453c8c358
Diameter
31389978
Circumference
98614524.281145
Area
7.738769369164E+14
Volume
1.6194653349676E+22
Surface area
3.0955077476656E+15
Circumference
98614524.281145
Perimeter
62779956
Area
246332679710121
Diagonal
22196066.305097
Surface area
1477996078260726
Volume
3.8661886983909E+21
Space diagonal
27184518.372235
Perimeter
47084967
Area
1.0666517920563E+14
Altitude
13592259.186117
Surface area
1.0666517920563E+14
Volume
4.5563470766316E+20
Height
7398688.7683655