1387925903 is an odd 10-digits composite number following 1387925902
and preceding 1387925904 . In scientific notation, it is written as 1.387925903 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 1095867360 positive integers (up to 1387925903) that are relatively prime to 1387925903.
1387925903 has 16 divisors, whose sum is 1711750656
The reverse of 1387925903 is 3095297831
Previous prime number is 491
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion three hundred eighty-seven million nine hundred twenty-five thousand nine hundred three
Scientific notation
1.387925903 × 10^9
Engineering notation
1.387925903 × 10^9
Prime Factorization
7 × 13 × 491 × 31063
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1387925903
Product of the distinct prime numbers
The prime factorization of 1387925903 is 7 × 13 × 491 × 31063.
Since it has a total of 4 prime factors.
6 , 6 , 14 , 88 , 806 , 281 , 800 , 3238 , 17748 , 85314 , 613063 , 146476 , 5810698 , 610958 , 94610122 , 20292435 , 274466216 , 846976499 , 2991948885 , 7053737522
n×2
2775851806
n×3
4163777709
n×4
5551703612
n×5
6939629515
n÷2
693962951.5
n÷3
462641967.66667
n÷3
346981475.75
n÷5
277585180.6
n2
1926338312218365409
n3
2.6736148414692E+27
n4
3.7107792931203E+36
n5
5.1502867012377E+45
2 √n
37254.877573279
3 √n
1115.4636620574
4 √n
193.01522627316
5 √n
67.371040722787
1 , 7 , 13 , 91 , 491 , 3437 , 6383 , 31063 , 44681 , 217441 , 403819 , 2826733 , 15251933 , 106763531 , 198275129 , 1387925903
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
-1387925902
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 1387925903 can be divided by 16 positive divisors.
The sum of these divisors (counting 1387925903) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010101110100001000110001111
3
Ternary
10120201121221102002
4
Quaternary
1102232201012033
5
Quinary
10320302112103
6
Senary
345420022515
8
Octal
12256410617
10
Decimal
1387925903
12
Duodecimal
328991a3b
16
Hexadecimal
52ba118f
20
Vigesimal
11deaef3
36
Base36
myc2hb
md5
04a491ebb7c7b092ba8bb8245977d4e9
sha1
ab3690bfb62ebb4699c18bffa113c16ff8caf297
sha256
bf009c15c79c47b6dac24d3b44b5f63cbca8b19ad5022d03290d639a9a589338
sha512
185a267602b254aec4cb9fe7c768cb3ab7ebc0b7435cc213948aa849b94829550777c0e63d62a739ab601f18d069318751bd0090533fdc847f49e803ad60d77e
ripemd-160
2d715c936b1da4fe54f5900eb785fc3cca7be3f9
Diameter
2775851806
Circumference
8720595641.1836
Area
6.0517702899938E+18
Volume
1.1199211659318E+28
Surface area
2.4207081159975E+19
Circumference
8720595641.1836
Perimeter
5551703612
Area
1926338312218365409
Diagonal
1962823635.5915
Surface area
1.155802987331E+19
Volume
2.6736148414692E+27
Space diagonal
2403958181.1369
Perimeter
4163777709
Area
8.3412895733217E+17
Altitude
1201979090.5685
Surface area
8.3412895733217E+17
Volume
3.1508853078064E+26
Height
654274545.19718