1388571982 is an even 10-digits composite number following 1388571981
and preceding 1388571983 . In scientific notation, it is written as 1.388571982 × 10^9.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 585434304 positive integers (up to 1388571982) that are relatively prime to 1388571982.
1388571982 has 16 divisors, whose sum is 2092326912
The reverse of 1388571982 is 2891758831
Previous prime number is 443
Is Prime? no
Number parity even
Number length 10
Sum of Digits 52
Digital Root 7
Name
one billion three hundred eighty-eight million five hundred seventy-one thousand nine hundred eighty-two
Scientific notation
1.388571982 × 10^9
Engineering notation
1.388571982 × 10^9
Prime Factorization
2 × 511 × 443 × 3067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1388571982
Product of the distinct prime numbers
The prime factorization of 1388571982 is 2 × 511 × 443 × 3067.
Since it has a total of 4 prime factors.
7 , 2 , 75 , 74 , 123 , 850 , 1530 , 3899 , 10703 , 59701 , 767855 , 63485 , 2833921 , 7028750 , 73489600 , 66639232 , 591120037 , 537923542 , 597842991 , 98808786
n×2
2777143964
n×3
4165715946
n×4
5554287928
n×5
6942859910
n÷2
694285991
n÷3
462857327.33333
n÷3
347142995.5
n÷5
277714396.4
n2
1928132149195408324
n3
2.6773502799662E+27
n4
3.7176935847609E+36
n5
5.1622851494601E+45
2 √n
37263.547630359
3 √n
1115.6367178499
4 √n
193.03768448248
5 √n
67.377311794184
1 , 2 , 443 , 511 , 886 , 1022 , 3067 , 6134 , 226373 , 452746 , 1358681 , 1567237 , 2717362 , 3134474 , 694285991 , 1388571982
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
-1388571981
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 1388571982 can be divided by 16 positive divisors.
The sum of these divisors (counting 1388571982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010110000111110110101001110
3
Ternary
10120202211202122221
4
Quaternary
1102300332311032
5
Quinary
10320433300412
6
Senary
345441525554
8
Octal
12260766516
10
Decimal
1388571982
12
Duodecimal
3290438ba
16
Hexadecimal
52c3ed4e
20
Vigesimal
11dib9j2
36
Base36
mypwzy
md5
a4230b028c167b1077def3a1c6f9c64d
sha1
0270dfd562e5c55c8d2cc85e8511b32e82e6fecc
sha256
6de31600daec27bc68d5dfbda8a00715fbb37da936cbbb4ab68e1744cb483c58
sha512
a443741f215d6a1bca0fe3128f173945ee67e7976a9fd3e6c0bcf563aa813dbb3a3d533c79aa069ccb1adb9528a23a8833b32d2bc9724dd7ccf26bc0e86f615f
ripemd-160
e3e0ff6e3655a92513bae4f1c1e7c26bd55f07a6
Diameter
2777143964
Circumference
8724655075.2636
Area
6.0574057950626E+18
Volume
1.1214858627504E+28
Surface area
2.422962318025E+19
Circumference
8724655075.2636
Perimeter
5554287928
Area
1928132149195408324
Diagonal
1963737329.2757
Surface area
1.1568792895172E+19
Volume
2.6773502799662E+27
Space diagonal
2405077222.7906
Perimeter
4165715946
Area
8.3490571152836E+17
Altitude
1202538611.3953
Surface area
8.3490571152836E+17
Volume
3.155287564293E+26
Height
654579109.75856