55149721 is an odd 8-digits composite number following 55149720
and preceding 55149722 . In scientific notation, it is written as 5.5149721 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 48444480 positive integers (up to 55149721) that are relatively prime to 55149721.
55149721 has 16 divisors, whose sum is 62216640
The reverse of 55149721 is 12794155
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
fifty-five million one hundred forty-nine thousand seven hundred twenty-one
Scientific notation
5.5149721 × 10^7
Engineering notation
5.5149721 × 10^6
Prime Factorization
37 × 11 × 179 × 757
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
55149721
Product of the distinct prime numbers
The prime factorization of 55149721 is 37 × 11 × 179 × 757.
Since it has a total of 4 prime factors.
2 , 6 , 68 , 90 , 237 , 254 , 5273 , 2959 , 27328 , 73296 , 11832 , 80315 , 2122202 , 2842599 , 16534716 , 18496343 , 534606502 , 507064135 , 7147664631 , 9595360936
n×2
110299442
n×3
165449163
n×4
220598884
n×5
275748605
n÷2
27574860.5
n÷3
18383240.333333
n÷3
13787430.25
n÷5
11029944.2
n2
3041491726377841
n3
1.6773742013355E+23
n4
9.2506719216249E+30
n5
5.1017197554014E+38
2 √n
7426.2858145913
3 √n
380.64001332961
4 √n
86.175900428085
5 √n
35.34342751194
1 , 11 , 37 , 179 , 407 , 757 , 1969 , 6623 , 8327 , 28009 , 72853 , 135503 , 308099 , 1490533 , 5013611 , 55149721
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55149720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55149721 can be divided by 16 positive divisors.
The sum of these divisors (counting 55149721) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11010010011000010010011001
3
Ternary
10211202220012021
4
Quaternary
3102120102121
5
Quinary
103104242341
6
Senary
5250014441
8
Octal
322302231
10
Decimal
55149721
12
Duodecimal
16577421
16
Hexadecimal
3498499
20
Vigesimal
h4de61
36
Base36
wu1sp
md5
02486b84f4409c7ebc585e8aba91c8da
sha1
4fe82aa3856aea4c2d533b77b1b1162c84a44857
sha256
16ba76755cda9c2cb8c26bd11a1c9241da6d462f1851571362e1b3e1d0080375
sha512
5308b05dde48bef019f05affeccab8c745eb55a39b23feac3b7a758a3bdbc9b9b2cb8a425452f39ef8ebf2d31487419982b4dffe637811c9ab55508567f514d4
ripemd-160
e9a2255d0f612b59b3dab1a9c173327859d96e9b
Diameter
110299442
Circumference
346515916.68225
Area
9.5551280635428E+15
Volume
7.0261686243154E+23
Surface area
3.8220512254171E+16
Circumference
346515916.68225
Perimeter
220598884
Area
3041491726377841
Diagonal
77993483.399292
Surface area
18248950358267046
Volume
1.6773742013355E+23
Space diagonal
95522118.795248
Perimeter
165449163
Area
1.3170045502217E+15
Altitude
47761059.397624
Surface area
1.3170045502217E+15
Volume
1.9768044539195E+22
Height
25997827.799764