1290339987 (number)

1290339987 is an odd 10-digits composite number following 1290339986 and preceding 1290339988. In scientific notation, it is written as 1.290339987 × 10^9. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 839245440 positive integers (up to 1290339987) that are relatively prime to 1290339987.

Interesting facts

Basic properties

Name

Name one billion two hundred ninety million three hundred thirty-nine thousand nine hundred eighty-seven

Notation

Scientific notation 1.290339987 × 10^9
Engineering notation 1.290339987 × 10^9

Prime Factorization of 1290339987

Prime Factorization 3 × 41 × 10490569

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1290339987
Product of the distinct prime numbers

The prime factorization of 1290339987 is 3 × 41 × 10490569. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1290339987)

Multiplication

n×y
n×2 2580679974
n×3 3871019961
n×4 5161359948
n×5 6451699935

Division

n÷y
n÷2 645169993.5
n÷3 430113329
n÷3 322584996.75
n÷5 258067997.4

Exponentiation

ny
n2 1664977282051160169
n3 2.1483867644772E+27
n4 2.7721493497465E+36
n5 3.5770151559139E+45

Nth Root

y√n
2√n 35921.302690743
3√n 1088.6828595506
4√n 189.52916052878
5√n 66.395834114971

Divisors of 1290339987

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 -1290339986
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 1290339987 can be divided by 8 positive divisors. The sum of these divisors (counting 1290339987) is 1, the average is 0.125.

Base conversion 1290339987

Base System Value
2 Binary 1001100111010010000011010010011
3 Ternary 10022221000001200220
4 Quaternary 1030322100122103
5 Quinary 10120311334422
6 Senary 332012244123
8 Octal 11472203223
10 Decimal 1290339987
12 Duodecimal 300170643
16 Hexadecimal 4ce90693
20 Vigesimal 1034c9j7
36 Base36 lc8gpf

Cryptographic Hash Functions

md5 18d79869a9645d03d98ad6c56c14e693
sha1 3aad31fef8ddb150180987ff26ca010bc58b54f8
sha256 882611937c049808cb6f739c54ca10efa4646df17598b2dce9c5656a77c7d283
sha512 a46af9c9bdb98398d761a5ff045feaaac11dd91a7cdfc954b3cfe594e1326c9e3cfc73e342d5d8fcf862baadc4b5b0423dca24a613ee64a51f9ba7ca5ddb0002
ripemd-160 577a137181de14ede4947181ddb502414619b355

1290339987 as geometric shapes

Circle

Radius = n
Diameter 2580679974
Circumference 8107445247.5847
Area 5.2306803976858E+18

Sphere

Radius = n
Volume 8.9991414351348E+27
Surface area 2.0922721590743E+19
Circumference 8107445247.5847

Square

Length = n
Perimeter 5161359948
Area 1664977282051160169
Diagonal 1824816309.6877

Cube

Length = n
Surface area 9.989863692307E+18
Volume 2.1483867644772E+27
Space diagonal 2234934416.5218

Equilateral Triangle

Length = n
Perimeter 3871019961
Area 7.2095631149014E+17
Altitude 1117467208.2609

Triangular Pyramid

Length = n
Surface area 7.2095631149014E+17
Volume 2.5318980829554E+26
Height 608272103.22924