1387493071 is an odd 10-digits composite number following 1387493070
and preceding 1387493072 . In scientific notation, it is written as 1.387493071 × 10^9.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 1341891360 positive integers (up to 1387493071) that are relatively prime to 1387493071.
1387493071 has 8 divisors, whose sum is 1433151104
The reverse of 1387493071 is 1703947831
Previous prime number is 1693
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion three hundred eighty-seven million four hundred ninety-three thousand seventy-one
Scientific notation
1.387493071 × 10^9
Engineering notation
1.387493071 × 10^9
Prime Factorization
31 × 1693 × 26437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1387493071
Product of the distinct prime numbers
The prime factorization of 1387493071 is 31 × 1693 × 26437.
Since it has a total of 3 prime factors.
6 , 10 , 37 , 32 , 737 , 187 , 4500 , 9697 , 98730 , 54398 , 381452 , 212967 , 5791159 , 6884124 , 35398432 , 9877642 , 185571969 , 108461224 , 2586498204 , 7557486716
n×2
2774986142
n×3
4162479213
n×4
5549972284
n×5
6937465355
n÷2
693746535.5
n÷3
462497690.33333
n÷3
346873267.75
n÷5
277498614.2
n2
1925137022073011041
n3
2.6711142788519E+27
n4
3.7061525537561E+36
n5
5.1422609884056E+45
2 √n
37249.068055456
3 √n
1115.3476955964
4 √n
193.00017630939
5 √n
67.366838195773
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
-1387493070
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 1387493071 can be divided by 8 positive divisors.
The sum of these divisors (counting 1387493071) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101100110111011011001111
3
Ternary
10120200210221200021
4
Quaternary
1102230313123033
5
Quinary
10320144234241
6
Senary
345402443011
8
Octal
12254673317
10
Decimal
1387493071
12
Duodecimal
328803467
16
Hexadecimal
52b376cf
20
Vigesimal
11dbgcdb
36
Base36
my2si7
md5
4fc4e28e60bfaa5b9467faeb3d9c720d
sha1
c25e80cdb72934de2854772d6f72f2f943fe90ed
sha256
f431670e47c9d9a00f91c62184be10c6c390e7a518b65cd8b0915b0cc67bd930
sha512
6ad7f81b83074833dde09be1cac8f09842a9cd39c704417586ee224f58812f88ba2b4cb2c360a2b2300d2c9da43519f8b6acde4d3771351b2ff2d6c3c536717b
ripemd-160
452169c38c5f9bcbb5f0a2bc150d49015e1b0653
Diameter
2774986142
Circumference
8717876077.5207
Area
6.0479963256983E+18
Volume
1.118873732712E+28
Surface area
2.4191985302793E+19
Circumference
8717876077.5207
Perimeter
5549972284
Area
1925137022073011041
Diagonal
1962211518.7069
Surface area
1.1550822132438E+19
Volume
2.6711142788519E+27
Space diagonal
2403208494.1218
Perimeter
4162479213
Area
8.3360878344058E+17
Altitude
1201604247.0609
Surface area
8.3360878344058E+17
Volume
3.1479383665006E+26
Height
654070506.23563