1057386981 is an odd 10-digits composite number following 1057386980
and preceding 1057386982 . In scientific notation, it is written as 1.057386981 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 577950384 positive integers (up to 1057386981) that are relatively prime to 1057386981.
1057386981 has 8 divisors, whose sum is 1155901824
The reverse of 1057386981 is 1896837501
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion fifty-seven million three hundred eighty-six thousand nine hundred eighty-one
Scientific notation
1.057386981 × 10^9
Engineering notation
1.057386981 × 10^9
Prime Factorization
21 × 23 × 2189207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1057386981
Product of the distinct prime numbers
The prime factorization of 1057386981 is 21 × 23 × 2189207.
Since it has a total of 3 prime factors.
6 , 4 , 32 , 7 , 869 , 931 , 2501 , 214 , 59256 , 86328 , 535891 , 394018 , 6392696 , 8730686 , 37487698 , 62218594 , 941096019 , 627518993 , 8747951617 , 5266547107
n×2
2114773962
n×3
3172160943
n×4
4229547924
n×5
5286934905
n÷2
528693490.5
n÷3
352462327
n÷3
264346745.25
n÷5
211477396.2
n2
1118067227588294361
n3
1.1822297303346E+27
n4
1.250074325407E+36
n5
1.3218123169677E+45
2 √n
32517.487310676
3 √n
1018.7743130133
4 √n
180.32605832402
5 √n
63.803836251882
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
-1057386980
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 1057386981 can be divided by 8 positive divisors.
The sum of these divisors (counting 1057386981) is 1, the average is 0.125.
Base
System
Value
2
Binary
111111000001100111000111100101
3
Ternary
2201200122211020210
4
Quaternary
333001213013211
5
Quinary
4131142340411
6
Senary
252531250033
8
Octal
7701470745
10
Decimal
1057386981
12
Duodecimal
256149919
16
Hexadecimal
3f0671e5
20
Vigesimal
ga8d791
36
Base36
hhjh0l
md5
f3294a79878a36b408eb92d6ef5f1c19
sha1
3ab091d0a88ece028d2da26dd5ecc665467fd71d
sha256
a5c09d7320a1fc5b1c9d1b2f7c655e0bbc921867c96e2137423cec31f0e7169f
sha512
72ff7a7ad1a5a3115bc6ea5c215bb5763f614a2224089913ef3b156b874775c3150f10dea5d8aa0aae098facde32ad2161dd2780d0fa4e912542c6346901dc81
ripemd-160
edc36f8c747d1e388559f7c514981a63d5a1f5b6
Diameter
2114773962
Circumference
6643758343.0222
Area
3.5125117884109E+18
Volume
4.9521123142329E+27
Surface area
1.4050047153644E+19
Circumference
6643758343.0222
Perimeter
4229547924
Area
1118067227588294361
Diagonal
1495371009.2069
Surface area
6708403365529766166
Volume
1.1822297303346E+27
Space diagonal
1831447974.3539
Perimeter
3172160943
Area
4.8413731111515E+17
Altitude
915723987.17693
Surface area
4.8413731111515E+17
Volume
1.3932710987333E+26
Height
498457003.06898