1387914890 is an even 10-digits composite number following 1387914889
and preceding 1387914891 . In scientific notation, it is written as 1.387914890 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 555165952 positive integers (up to 1387914890) that are relatively prime to 1387914890.
1387914890 has 8 divisors, whose sum is 2498246820
The reverse of 1387914890 is 0984197831
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion three hundred eighty-seven million nine hundred fourteen thousand eight hundred ninety
Scientific notation
1.387914890 × 10^9
Engineering notation
1.387914890 × 10^9
Prime Factorization
2 × 5 × 138791489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1387914890
Product of the distinct prime numbers
The prime factorization of 1387914890 is 2 × 5 × 138791489.
Since it has a total of 3 prime factors.
5 , 3 , 3 , 47 , 472 , 938 , 3789 , 7730 , 28864 , 95481 , 851902 , 646809 , 5866709 , 7786677 , 63703658 , 74025890 , 993219122 , 637120065 , 127200696 , 2296387290
n×2
2775829780
n×3
4163744670
n×4
5551659560
n×5
6939574450
n÷2
693957445
n÷3
462638296.66667
n÷3
346978722.5
n÷5
277582978
n2
1926307741883712100
n3
2.6735511976827E+27
n4
3.7106615164411E+36
n5
5.1500823704186E+45
2 √n
37254.729766836
3 √n
1115.4607116996
4 √n
193.01484338474
5 √n
67.37093380647
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
-1387914889
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 1387914890 can be divided by 8 positive divisors.
The sum of these divisors (counting 1387914890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101110011110011010001010
3
Ternary
10120201121101022012
4
Quaternary
1102232132122022
5
Quinary
10320301234030
6
Senary
345415455522
8
Octal
12256363212
10
Decimal
1387914890
12
Duodecimal
3289875a2
16
Hexadecimal
52b9e68a
20
Vigesimal
11de974a
36
Base36
mybtze
md5
fe983673aae7606a39ea47ade9df23ca
sha1
4a88e777b2e42a77c557073b35e1fbfeb616185f
sha256
fec6829e528b7f586ad8d630c9157c7b3e5796ef026f72afa6e0e7e375117579
sha512
0e072d855013ae98b4be10953afcec29863ad04bf9135b965325b637276ffbbdf4ee20b542088d5df8cd7d04485d6bcc0018522ecc970586d0805897d2f2b814
ripemd-160
dd7151229d49c3baa64bec37af524f92a052b884
Diameter
2775829780
Circumference
8720526444.4638
Area
6.051674250455E+18
Volume
1.1198945068848E+28
Surface area
2.420669700182E+19
Circumference
8720526444.4638
Perimeter
5551659560
Area
1926307741883712100
Diagonal
1962808060.8576
Surface area
1.1557846451302E+19
Volume
2.6735511976827E+27
Space diagonal
2403939106.0614
Perimeter
4163744670
Area
8.3411571998897E+17
Altitude
1201969553.0307
Surface area
8.3411571998897E+17
Volume
3.1508103028847E+26
Height
654269353.61919