1288961946 (number)

1288961946 is an even 10-digits composite number following 1288961945 and preceding 1288961947. In scientific notation, it is written as 1.288961946 × 10^9. The sum of its digits is 54. It has a total of 7 prime factors and 96 positive divisors. There are 410316192 positive integers (up to 1288961946) that are relatively prime to 1288961946.

Interesting facts

Basic properties

Name

Name one billion two hundred eighty-eight million nine hundred sixty-one thousand nine hundred forty-six

Notation

Scientific notation 1.288961946 × 10^9
Engineering notation 1.288961946 × 10^9

Prime Factorization of 1288961946

Prime Factorization 2 × 3 × 3 × 67 × 79 × 163 × 83

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 429653982
Product of the distinct prime numbers

The prime factorization of 1288961946 is 2 × 3 × 3 × 67 × 79 × 163 × 83. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1288961946)

Multiplication

n×y
n×2 2577923892
n×3 3866885838
n×4 5155847784
n×5 6444809730

Division

n÷y
n÷2 644480973
n÷3 429653982
n÷3 322240486.5
n÷5 257792389.2

Exponentiation

ny
n2 1661422898236106916
n3 2.1415108920394E+27
n4 2.7603260467833E+36
n5 3.5579552328562E+45

Nth Root

y√n
2√n 35902.116177184
3√n 1088.2951622457
4√n 189.47853751067
5√n 66.381646335998

Divisors of 1288961946

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1288961945
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1288961946 can be divided by 96 positive divisors. The sum of these divisors (counting 1288961946) is 1, the average is 0.010416666666667.

Base conversion 1288961946

Base System Value
2 Binary 1001100110100111111111110011010
3 Ternary 10022211102001101100
4 Quaternary 1030310333332122
5 Quinary 10114433240241
6 Senary 331522532230
8 Octal 11464777632
10 Decimal 1288961946
12 Duodecimal 2bb807076
16 Hexadecimal 4cd3ff9a
20 Vigesimal 102g04h6
36 Base36 lbexei

Cryptographic Hash Functions

md5 285948e6651c43e199b2c34657259a3e
sha1 513d9a0503789d4e6a81ab9cea008765b2727ea1
sha256 bd70162e72136ff9be6f60805b880c9fce6c6e83d919f2b6144082ecc94fb8ca
sha512 a6f78e58088e252c23611ac7250f705b1c55f548e4b43ce5d0e814019d836f65e0d9a1f799cc1234c9feb9e1d3650d49d6f8eb824d0d40a4eac24119ae556d29
ripemd-160 88b5cd519329696727b8e83d9593d7b937062285

1288961946 as geometric shapes

Circle

Radius = n
Diameter 2577923892
Circumference 8098786760.6208
Area 5.2195139716044E+18

Sphere

Radius = n
Volume 8.9703398480179E+27
Surface area 2.0878055886418E+19
Circumference 8098786760.6208

Square

Length = n
Perimeter 5155847784
Area 1661422898236106916
Diagonal 1822867465.416

Cube

Length = n
Surface area 9.9685373894166E+18
Volume 2.1415108920394E+27
Space diagonal 2232547579.4949

Equilateral Triangle

Length = n
Perimeter 3866885838
Area 7.1941721815082E+17
Altitude 1116273789.7474

Triangular Pyramid

Length = n
Surface area 7.1941721815082E+17
Volume 2.5237947895765E+26
Height 607622488.47201