13691855 is an odd 8-digits composite number following 13691854
and preceding 13691856 . In scientific notation, it is written as 1.3691855 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 10953480 positive integers (up to 13691855) that are relatively prime to 13691855.
13691855 has 4 divisors, whose sum is 16430232
The reverse of 13691855 is 55819631
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million six hundred ninety-one thousand eight hundred fifty-five
Scientific notation
1.3691855 × 10^7
Engineering notation
1.3691855 × 10^6
Prime Factorization
5 × 2738371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13691855
Product of the distinct prime numbers
The prime factorization of 13691855 is 5 × 2738371.
Since it has a total of 2 prime factors.
6 , 9 , 66 , 65 , 988 , 185 , 8904 , 7784 , 80519 , 25879 , 322219 , 510188 , 2540050 , 1812301 , 9354065 , 30367073 , 288875917 , 897974911 , 5701787304 , 6442696870
n×2
27383710
n×3
41075565
n×4
54767420
n×5
68459275
n÷2
6845927.5
n÷3
4563951.6666667
n÷3
3422963.75
n÷5
2738371
n2
187466893341025
n3
2.5667695209258E+21
n4
3.5143836098935E+28
n5
4.8118430801039E+35
2 √n
3700.2506671846
3 √n
239.23282226344
4 √n
60.82968573965
5 √n
26.748070440907
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
-13691854
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 13691855 can be divided by 4 positive divisors.
The sum of these divisors (counting 13691855) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100001110101111001111
3
Ternary
221202121200202
4
Quaternary
310032233033
5
Quinary
12001114410
6
Senary
1205244115
8
Octal
64165717
10
Decimal
13691855
12
Duodecimal
470363b
16
Hexadecimal
d0ebcf
20
Vigesimal
45b9cf
36
Base36
85gpb
md5
5048c287fa2464a580db8fe093d2a593
sha1
86d91eca276efc47ddfae42fd91030fa4013d2d6
sha256
d4154214e00242d7cd9e2a9fc99e18fbf017d7dcb9da2f7ed9947ca215e30713
sha512
1a19d600f6ee03609ae4a0ad02daab314fe438f47c552d6005452139786501171a33ef4100d1850127c2aab5375ffc38a1cf7ce46ea35b00ab89710c09e275ae
ripemd-160
2218859dc6a27cae9c418a3917620c01eab44801
Diameter
27383710
Circumference
86028462.164033
Area
5.8894461491147E+14
Volume
1.0751659027198E+22
Surface area
2.3557784596459E+15
Circumference
86028462.164033
Perimeter
54767420
Area
187466893341025
Diagonal
19363207.035046
Surface area
1124801360046150
Volume
2.5667695209258E+21
Space diagonal
23714988.509866
Perimeter
41075565
Area
81175546000938
Altitude
11857494.254933
Surface area
81175546000938
Volume
3.0249668899826E+20
Height
6454402.3450153