55478891 is an odd 8-digits composite number following 55478890
and preceding 55478892 . In scientific notation, it is written as 5.5478891 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 51040800 positive integers (up to 55478891) that are relatively prime to 55478891.
55478891 has 8 divisors, whose sum is 59945424
The reverse of 55478891 is 19887455
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
fifty-five million four hundred seventy-eight thousand eight hundred ninety-one
Scientific notation
5.5478891 × 10^7
Engineering notation
5.5478891 × 10^6
Prime Factorization
13 × 307 × 13901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55478891
Product of the distinct prime numbers
The prime factorization of 55478891 is 13 × 307 × 13901.
Since it has a total of 3 prime factors.
2 , 2 , 95 , 94 , 396 , 825 , 9132 , 7923 , 37407 , 99122 , 254570 , 8555 , 3042665 , 6605618 , 35518832 , 37197062 , 250536815 , 286425337 , 9898491817 , 8789175188
n×2
110957782
n×3
166436673
n×4
221915564
n×5
277394455
n÷2
27739445.5
n÷3
18492963.666667
n÷3
13869722.75
n÷5
11095778.2
n2
3077907346589881
n3
1.7075888618956E+23
n4
9.473513634192E+30
n5
5.2558003029835E+38
2 √n
7448.4153348212
3 √n
381.39581536914
4 √n
86.304202301054
5 √n
35.385517731539
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
-55478890
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 55478891 can be divided by 8 positive divisors.
The sum of these divisors (counting 55478891) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010011101000101001101011
3
Ternary
10212101121201202
4
Quaternary
3103220221223
5
Quinary
103200311031
6
Senary
5301034415
8
Octal
323505153
10
Decimal
55478891
12
Duodecimal
166b5a0b
16
Hexadecimal
34e8a6b
20
Vigesimal
h6eh4b
36
Base36
x13sb
md5
d4b2ec8e57841cd624556e5c950a0211
sha1
62f2c03a2c2c0ea71e11f80797e2727b2f8184c5
sha256
e9e132424965c5950722541462ce2274d66f3231f02f612494e7f22728e765f9
sha512
edc958a2679e49dc3441d4e328b86797cf67a4ff2552d2fecd1f410d634bfcc68ad2946f9fed451b0d170f55326591c39f8baddaebd20fd05e3fbd88bbed0445
ripemd-160
b046ce4de23e9661f71cd55c02430f5cf6b1bde7
Diameter
110957782
Circumference
348584152.78982
Area
9.6695311084768E+15
Volume
7.1527314985106E+23
Surface area
3.8678124433907E+16
Circumference
348584152.78982
Perimeter
221915564
Area
3077907346589881
Diagonal
78459000.077619
Surface area
18467444079539286
Volume
1.7075888618956E+23
Space diagonal
96092257.959576
Perimeter
166436673
Area
1.3327729763208E+15
Altitude
48046128.979788
Surface area
1.3327729763208E+15
Volume
2.012412772875E+22
Height
26153000.025873