13655981 is an odd 8-digits composite number following 13655980
and preceding 13655982 . In scientific notation, it is written as 1.3655981 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12823488 positive integers (up to 13655981) that are relatively prime to 13655981.
13655981 has 8 divisors, whose sum is 14492160
The reverse of 13655981 is 18955631
Previous prime number is 739
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million six hundred fifty-five thousand nine hundred eighty-one
Scientific notation
1.3655981 × 10^7
Engineering notation
1.3655981 × 10^6
Prime Factorization
17 × 739 × 1087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13655981
Product of the distinct prime numbers
The prime factorization of 13655981 is 17 × 739 × 1087.
Since it has a total of 3 prime factors.
9 , 8 , 91 , 21 , 435 , 954 , 6828 , 3720 , 45601 , 11584 , 91397 , 704292 , 7050203 , 4253337 , 38295841 , 60128174 , 172278839 , 563791822 , 8474550738 , 5558444749
n×2
27311962
n×3
40967943
n×4
54623924
n×5
68279905
n÷2
6827990.5
n÷3
4551993.6666667
n÷3
3413995.25
n÷5
2731196.2
n2
186485817072361
n3
2.5466467747096E+21
n4
3.4776959969146E+28
n5
4.7491350457642E+35
2 √n
3695.3999783515
3 √n
239.02370171622
4 √n
60.789801598224
5 √n
26.734039215488
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
-13655980
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 13655981 can be divided by 8 positive divisors.
The sum of these divisors (counting 13655981) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100000101111110101101
3
Ternary
221200210111002
4
Quaternary
310011332231
5
Quinary
11443442411
6
Senary
1204410045
8
Octal
64057655
10
Decimal
13655981
12
Duodecimal
46a6925
16
Hexadecimal
d05fad
20
Vigesimal
456jj1
36
Base36
84p0t
md5
4bfdd81d7f97e6c881f6833b7f875ba0
sha1
df9e0662bcec194ee974183de612861010da4e65
sha256
9d3ceb5670cb827a6eef0386ad5393287a6454e77a7f4e4b84da5889b1e95d89
sha512
b5d018c32f340f565b0534ade8eb0377addde1a58903dbd15dcb2e414c77cbfda9e469fde2c34e0781ebc39833a98ecc56c3f3c579cd02ab2fbbde2c5ff25f32
ripemd-160
c000e70acff285a7b5d66e854c3ecbc26f5337fc
Diameter
27311962
Circumference
85803059.174324
Area
5.8586247291322E+14
Volume
1.0667369064955E+22
Surface area
2.3434498916529E+15
Circumference
85803059.174324
Perimeter
54623924
Area
186485817072361
Diagonal
19312473.537709
Surface area
1118914902434166
Volume
2.5466467747096E+21
Space diagonal
23652852.919195
Perimeter
40967943
Area
80750727515081
Altitude
11826426.459598
Surface area
80750727515081
Volume
3.0012520061401E+20
Height
6437491.1792364