13691639 is an odd 8-digits composite number following 13691638
and preceding 13691640 . In scientific notation, it is written as 1.3691639 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12545856 positive integers (up to 13691639) that are relatively prime to 13691639.
13691639 has 8 divisors, whose sum is 14852880
The reverse of 13691639 is 93619631
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million six hundred ninety-one thousand six hundred thirty-nine
Scientific notation
1.3691639 × 10^7
Engineering notation
1.3691639 × 10^6
Prime Factorization
13 × 139 × 7577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13691639
Product of the distinct prime numbers
The prime factorization of 13691639 is 13 × 139 × 7577.
Since it has a total of 3 prime factors.
7 , 7 , 5 , 40 , 443 , 96 , 1963 , 8971 , 17916 , 1221 , 94537 , 114990 , 493464 , 3129817 , 28393778 , 7177215 , 641315328 , 814646383 , 6464166756 , 1153516449
n×2
27383278
n×3
41074917
n×4
54766556
n×5
68458195
n÷2
6845819.5
n÷3
4563879.6666667
n÷3
3422909.75
n÷5
2738327.8
n2
187460978506321
n3
2.5666480442953E+21
n4
3.5141618462547E+28
n5
4.8114635386493E+35
2 √n
3700.2214798577
3 √n
239.23156422691
4 √n
60.829445828954
5 √n
26.747986045919
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
-13691638
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 13691639 can be divided by 8 positive divisors.
The sum of these divisors (counting 13691639) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100001110101011110111
3
Ternary
221202121101202
4
Quaternary
310032223313
5
Quinary
12001113024
6
Senary
1205243115
8
Octal
64165367
10
Decimal
13691639
12
Duodecimal
470349b
16
Hexadecimal
d0eaf7
20
Vigesimal
45b91j
36
Base36
85gjb
md5
09cc5abb11b1f6cb90397fda64fe37f9
sha1
64e8491ebb390f2d0880654cf57c9afdf50d235a
sha256
925657d0002a017188519f9a0070ee41ab4e7d83c2a29c0c2eb05e8c257d9fd2
sha512
62fd1ddae5e2a2805a76549bfab7d39b4421e9ed501a30fb41ccadaccf2af147dc35df17eaaa5c3aabbe8017684a6d7e73c4e8eab9535cf6d47dc2612b0da092
ripemd-160
cf9b84279ea2bcb34dd3fd691b67119c56a48d69
Diameter
27383278
Circumference
86027104.996007
Area
5.8892603291021E+14
Volume
1.0751150187078E+22
Surface area
2.3557041316408E+15
Circumference
86027104.996007
Perimeter
54766556
Area
187460978506321
Diagonal
19362901.564916
Surface area
1124765871037926
Volume
2.5666480442953E+21
Space diagonal
23714614.386892
Perimeter
41074917
Area
81172984802381
Altitude
11857307.193446
Surface area
81172984802381
Volume
3.0248237284007E+20
Height
6454300.5216388