55719981 is an odd 8-digits composite number following 55719980
and preceding 55719982 . In scientific notation, it is written as 5.5719981 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 37146600 positive integers (up to 55719981) that are relatively prime to 55719981.
55719981 has 8 divisors, whose sum is 77045024
The reverse of 55719981 is 18991755
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-five million seven hundred nineteen thousand nine hundred eighty-one
Scientific notation
5.5719981 × 10^7
Engineering notation
5.5719981 × 10^6
Prime Factorization
3 × 27 × 687901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55719981
Product of the distinct prime numbers
The prime factorization of 55719981 is 3 × 27 × 687901.
Since it has a total of 3 prime factors.
10 , 9 , 69 , 61 , 926 , 936 , 7829 , 5931 , 81594 , 71056 , 541431 , 471405 , 4654890 , 5959150 , 73126621 , 78329780 , 414797282 , 649316398 , 612635859 , 1125685663
n×2
111439962
n×3
167159943
n×4
222879924
n×5
278599905
n÷2
27859990.5
n÷3
18573327
n÷3
13929995.25
n÷5
11143996.2
n2
3104716282640361
n3
1.7299473227911E+23
n4
9.6392631956922E+30
n5
5.3709956211797E+38
2 √n
7464.5817699319
3 √n
381.94748371189
4 √n
86.397811140861
5 √n
35.41621879177
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
-55719980
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 55719981 can be divided by 8 positive divisors.
The sum of these divisors (counting 55719981) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010100100011100000101101
3
Ternary
10212211212110000
4
Quaternary
3110203200231
5
Quinary
103231014411
6
Senary
5310134513
8
Octal
324434055
10
Decimal
55719981
12
Duodecimal
167b1439
16
Hexadecimal
352382d
20
Vigesimal
h84jj1
36
Base36
x69t9
md5
6248b083df00c7aeae0e1ca34086db3e
sha1
922ea3255fa19d576765ea6b8ad2f1707f72f4a6
sha256
6bba93a7dec54876ce0e2a3285fee720ff362b463b8f38fba162d22239b37ba2
sha512
4458d1e1b1a15e273fdbd600776c8ee870cc7130283658015f515effe2cd58acfc21b94f5bdacc358bb57c58061e472f4b9e0aeea40154db31de7ef652805f9d
ripemd-160
8e711cccd3052e2437fabbfb3f3257a9c2579a92
Diameter
111439962
Circumference
350098965.93553
Area
9.7537538650236E+15
Volume
7.2463864005039E+23
Surface area
3.9015015460094E+16
Circumference
350098965.93553
Perimeter
222879924
Area
3104716282640361
Diagonal
78799952.825371
Surface area
18628297695842166
Volume
1.7299473227911E+23
Space diagonal
96509838.088772
Perimeter
167159943
Area
1.3443815861549E+15
Altitude
48254919.044386
Surface area
1.3443815861549E+15
Volume
2.0387624717352E+22
Height
26266650.94179