55149991 is an odd 8-digits composite number following 55149990
and preceding 55149992 . In scientific notation, it is written as 5.5149991 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 50907672 positive integers (up to 55149991) that are relatively prime to 55149991.
55149991 has 4 divisors, whose sum is 59392312
The reverse of 55149991 is 19994155
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
fifty-five million one hundred forty-nine thousand nine hundred ninety-one
Scientific notation
5.5149991 × 10^7
Engineering notation
5.5149991 × 10^6
Prime Factorization
13 × 4242307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
55149991
Product of the distinct prime numbers
The prime factorization of 55149991 is 13 × 4242307.
Since it has a total of 2 prime factors.
7 , 6 , 97 , 34 , 606 , 633 , 5940 , 6588 , 88968 , 81749 , 698093 , 716445 , 4016766 , 433632 , 63157423 , 39869492 , 563934723 , 10217444 , 2192660952 , 4852992445
n×2
110299982
n×3
165449973
n×4
220599964
n×5
275749955
n÷2
27574995.5
n÷3
18383330.333333
n÷3
13787497.75
n÷5
11029998.2
n2
3041521507300081
n3
1.6773988375391E+23
n4
9.250853079369E+30
n5
5.1018446406952E+38
2 √n
7426.3039932392
3 √n
380.64063450312
4 √n
86.176005902102
5 √n
35.343462118486
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55149990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55149991 can be divided by 4 positive divisors.
The sum of these divisors (counting 55149991) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010010011000010110100111
3
Ternary
10211202220120021
4
Quaternary
3102120112213
5
Quinary
103104244431
6
Senary
5250020011
8
Octal
322302647
10
Decimal
55149991
12
Duodecimal
16577607
16
Hexadecimal
34985a7
20
Vigesimal
h4dejb
36
Base36
wu207
md5
1a823de764450f8def7382aa1810ddbf
sha1
afef885dd06cff944d291348a033904ddf092bb1
sha256
e0cd09156b514d0bf7aa27d66fb247530b0cf0feb35cbe12ddfdfd2d4c77a2db
sha512
1dde1c3b8ea3b809d29dc1f2bbfdc7205f0b5ac170e00501f21158363b8af836a53454215d6fbef91c8c568981abc25d9125c4a83fbc70d9da54b7a884f5c1b4
ripemd-160
286e230ebc7b524ad3e6e488bf6741e6b395bbdc
Diameter
110299982
Circumference
346517613.14229
Area
9.5552216230693E+15
Volume
7.0262718202037E+23
Surface area
3.8220886492277E+16
Circumference
346517613.14229
Perimeter
220599964
Area
3041521507300081
Diagonal
77993865.236954
Surface area
18249129043800486
Volume
1.6773988375391E+23
Space diagonal
95522586.448966
Perimeter
165449973
Area
1.3170174457393E+15
Altitude
47761293.224483
Surface area
1.3170174457393E+15
Volume
1.9768334879638E+22
Height
25997955.078985