13839987 is an odd 8-digits composite number following 13839986
and preceding 13839988 . In scientific notation, it is written as 1.3839987 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 7908552 positive integers (up to 13839987) that are relatively prime to 13839987.
13839987 has 8 divisors, whose sum is 21089536
The reverse of 13839987 is 78993831
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
thirteen million eight hundred thirty-nine thousand nine hundred eighty-seven
Scientific notation
1.3839987 × 10^7
Engineering notation
1.3839987 × 10^6
Prime Factorization
3 × 7 × 659047
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13839987
Product of the distinct prime numbers
The prime factorization of 13839987 is 3 × 7 × 659047.
Since it has a total of 3 prime factors.
2 , 5 , 63 , 11 , 225 , 657 , 7997 , 4864 , 17889 , 21532 , 512748 , 844820 , 2504271 , 3269330 , 62834512 , 86244056 , 703524909 , 839271523 , 2890832428 , 8218328086
n×2
27679974
n×3
41519961
n×4
55359948
n×5
69199935
n÷2
6919993.5
n÷3
4613329
n÷3
3459996.75
n÷5
2767997.4
n2
191545240160169
n3
2.6509836337286E+21
n4
3.6689579028017E+28
n5
5.0778329678323E+35
2 √n
3720.2133003364
3 √n
240.09248171958
4 √n
60.993551301235
5 √n
26.805698989425
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
-13839986
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 13839987 can be divided by 8 positive divisors.
The sum of these divisors (counting 13839987) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100110010111001110011
3
Ternary
222001010220010
4
Quaternary
310302321303
5
Quinary
12020334422
6
Senary
1212350003
8
Octal
64627163
10
Decimal
13839987
12
Duodecimal
4775303
16
Hexadecimal
d32e73
20
Vigesimal
469jj7
36
Base36
88n03
md5
4e1c085087776274a86bbfd93d48d519
sha1
620d8ecb527fd7aaafe4700ca098e4180741050b
sha256
04966554136a1f4319008879b9ea0ddf2f846a7da9e9ad0500a9d03315a9a951
sha512
6877c8fbe4d4610fcaefff57bee3b45a67e53e54c30ff20eadec6acf9d32bb7445483d388d859e9259fabebeea8873f36d246f53cf6ab2f546d9244c1978ea12
ripemd-160
b76cc19d5e601944039ca75b6a9adf02e52c76d8
Diameter
27679974
Circumference
86959202.969956
Area
6.0175711931728E+14
Volume
1.1104414278011E+22
Surface area
2.4070284772691E+15
Circumference
86959202.969956
Perimeter
55359948
Area
191545240160169
Diagonal
19572697.318467
Surface area
1149271440961014
Volume
2.6509836337286E+21
Space diagonal
23971560.660093
Perimeter
41519961
Area
82941521976349
Altitude
11985780.330046
Surface area
82941521976349
Volume
3.1242141737068E+20
Height
6524232.4394891