55555721 is an odd 8-digits composite number following 55555720
and preceding 55555722 . In scientific notation, it is written as 5.5555721 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 51166800 positive integers (up to 55555721) that are relatively prime to 55555721.
55555721 has 8 divisors, whose sum is 59963904
The reverse of 55555721 is 12755555
Previous prime number is 467
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
fifty-five million five hundred fifty-five thousand seven hundred twenty-one
Scientific notation
5.5555721 × 10^7
Engineering notation
5.5555721 × 10^6
Prime Factorization
13 × 467 × 9151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55555721
Product of the distinct prime numbers
The prime factorization of 55555721 is 13 × 467 × 9151.
Since it has a total of 3 prime factors.
1 , 10 , 35 , 74 , 98 , 99 , 7390 , 2901 , 73745 , 49940 , 880479 , 177258 , 1491418 , 9388675 , 97590561 , 5804514 , 613441333 , 760368725 , 4773523599 , 2775876231
n×2
111111442
n×3
166667163
n×4
222222884
n×5
277778605
n÷2
27777860.5
n÷3
18518573.666667
n÷3
13888930.25
n÷5
11111144.2
n2
3086438135829841
n3
1.7146929595792E+23
n4
9.5261003663048E+30
n5
5.2922937416843E+38
2 √n
7453.5710233418
3 √n
381.57179295729
4 √n
86.334066412638
5 √n
35.395313041242
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
-55555720
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 55555721 can be divided by 8 positive divisors.
The sum of these divisors (counting 55555721) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010011111011011010001001
3
Ternary
10212112112010022
4
Quaternary
3103323122021
5
Quinary
103210240341
6
Senary
5302430225
8
Octal
323733211
10
Decimal
55555721
12
Duodecimal
16732375
16
Hexadecimal
34fb689
20
Vigesimal
h74961
36
Base36
x2r2h
md5
1d3e39a983b363f3b6504c4c101886f7
sha1
dfebb9286f58e0c3b7548100abe3aad7fb552f8f
sha256
d097d2e4dfca130cae6b03574ab5411141168c9c8a8da3da2bf46b1bbf65f058
sha512
b8c2a9ee2cf55fabfbe4bcfe5fc8ccafd1dc44c06462dfb1d10bb7bd8b3128049b88a40673e1a97a79b143b08ff84b2cae851f6b8c2b07942af9fc7b26e77c73
ripemd-160
b1a084524adb31dc7ea6c75de0fcacd99590270d
Diameter
111111442
Circumference
349066889.91697
Area
9.6963313732824E+15
Volume
7.1824890733017E+23
Surface area
3.878532549313E+16
Circumference
349066889.91697
Perimeter
222222884
Area
3086438135829841
Diagonal
78567654.105616
Surface area
18518628814979046
Volume
1.7146929595792E+23
Space diagonal
96225331.423121
Perimeter
166667163
Area
1.3364669164189E+15
Altitude
48112665.711561
Surface area
1.3364669164189E+15
Volume
2.0207850322855E+22
Height
26189218.035205