1387388637 is an odd 10-digits composite number following 1387388636
and preceding 1387388638 . In scientific notation, it is written as 1.387388637 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 924722568 positive integers (up to 1387388637) that are relatively prime to 1387388637.
1387388637 has 8 divisors, whose sum is 1541881600
The reverse of 1387388637 is 7368837831
Previous prime number is 28447
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
one billion three hundred eighty-seven million three hundred eighty-eight thousand six hundred thirty-seven
Scientific notation
1.387388637 × 10^9
Engineering notation
1.387388637 × 10^9
Prime Factorization
9 × 28447 × 5419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1387388637
Product of the distinct prime numbers
The prime factorization of 1387388637 is 9 × 28447 × 5419.
Since it has a total of 3 prime factors.
4 , 5 , 56 , 4 , 680 , 13 , 7507 , 6064 , 19718 , 74061 , 144748 , 495808 , 8806802 , 573656 , 64395119 , 21690556 , 362008042 , 537308798 , 3223340436 , 9270743429
n×2
2774777274
n×3
4162165911
n×4
5549554548
n×5
6936943185
n÷2
693694318.5
n÷3
462462879
n÷3
346847159.25
n÷5
277477727.4
n2
1924847230076717769
n3
2.6705111749694E+27
n4
3.705036859134E+36
n5
5.1403260380287E+45
2 √n
37247.666195347
3 √n
1115.3197115182
4 √n
192.9965445166
5 √n
67.365824050138
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
-1387388636
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 1387388637 can be divided by 8 positive divisors.
The sum of these divisors (counting 1387388637) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101100011101111011011101
3
Ternary
10120200121122102100
4
Quaternary
1102230131323131
5
Quinary
10320132414022
6
Senary
345400315313
8
Octal
12254357335
10
Decimal
1387388637
12
Duodecimal
328772b39
16
Hexadecimal
52b1dedd
20
Vigesimal
11db3bbh
36
Base36
my0jx9
md5
d69ba9c7c040f14af11edd0ba36b2151
sha1
053ac4d26491c23c9bf0ecb3fb947e09957f361b
sha256
a9be8f36d1c01f02bb23fc5c5be8d3e1c4c7e93bd363f28e371ceced193a2fc6
sha512
3d9349528cf4a7def0c0cc6874247a3a36997aa6a01962f09eebb246b13901c15b69808240883c722a6fdd12c06200ac1571609beab272e1a556239b5f35ad0f
ripemd-160
e78eeda7eb2ef8ff0b82d6d182b774827b8cffc8
Diameter
2774777274
Circumference
8717219899.3463
Area
6.0470859172917E+18
Volume
1.1186211051484E+28
Surface area
2.4188343669167E+19
Circumference
8717219899.3463
Perimeter
5549554548
Area
1924847230076717769
Diagonal
1962063826.7277
Surface area
1.154908338046E+19
Volume
2.6705111749694E+27
Space diagonal
2403027609.1277
Perimeter
4162165911
Area
8.3348329982527E+17
Altitude
1201513804.5639
Surface area
8.3348329982527E+17
Volume
3.1472276017588E+26
Height
654021275.57591