55145621 is an odd 8-digits composite number following 55145620
and preceding 55145622 . In scientific notation, it is written as 5.5145621 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 53256960 positive integers (up to 55145621) that are relatively prime to 55145621.
55145621 has 8 divisors, whose sum is 57041664
The reverse of 55145621 is 12654155
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
fifty-five million one hundred forty-five thousand six hundred twenty-one
Scientific notation
5.5145621 × 10^7
Engineering notation
5.5145621 × 10^6
Prime Factorization
31 × 577 × 3083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55145621
Product of the distinct prime numbers
The prime factorization of 55145621 is 31 × 577 × 3083.
Since it has a total of 3 prime factors.
8 , 4 , 29 , 91 , 904 , 89 , 2415 , 3440 , 8162 , 30213 , 37007 , 291785 , 1866472 , 2748186 , 25334019 , 1870765 , 395546027 , 886985825 , 5595272666 , 8315106974
n×2
110291242
n×3
165436863
n×4
220582484
n×5
275728105
n÷2
27572810.5
n÷3
18381873.666667
n÷3
13786405.25
n÷5
11029124.2
n2
3041039515475641
n3
1.6770001256644E+23
n4
9.2479213346843E+30
n5
5.0998236496032E+38
2 √n
7426.0097629885
3 √n
380.63058044581
4 √n
86.174298738014
5 √n
35.342901988476
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
-55145620
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 55145621 can be divided by 8 positive divisors.
The sum of these divisors (counting 55145621) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010010111010010010101
3
Ternary
10211202200120102
4
Quaternary
3102113102111
5
Quinary
103104124441
6
Senary
5245543445
8
Octal
322272225
10
Decimal
55145621
12
Duodecimal
16574b85
16
Hexadecimal
3497495
20
Vigesimal
h4d411
36
Base36
wtymt
md5
90c20b45178f4933c8f6d92de6f2d987
sha1
bf4195883ebbe60e9d2e9b32960404f8b0ef21b9
sha256
610cb8bb58443e7447509711568b44db0030f393743d1939fc6e3a7fa6d8c1ac
sha512
8caea9c18768e951ab825186731db8cdb9c15d3f644fa00f9a787b3243e15c7d96a3c11b5b999ab5e0548f86561eac9f3e6d6e1576ee4271a19c3f745362d30c
ripemd-160
1246c1ccfc6b485b4aa1b060884ae2bc3366c086
Diameter
110291242
Circumference
346490155.62249
Area
9.5537074010945E+15
Volume
7.0246016998087E+23
Surface area
3.8214829604378E+16
Circumference
346490155.62249
Perimeter
220582484
Area
3041039515475641
Diagonal
77987685.123687
Surface area
18246237092853846
Volume
1.6770001256644E+23
Space diagonal
95515017.386937
Perimeter
165436863
Area
1.3168087371571E+15
Altitude
47757508.693469
Surface area
1.3168087371571E+15
Volume
1.9763636015134E+22
Height
25995895.041229