12961408 (number)

12961408 is an even 8-digits composite number following 12961407 and preceding 12961409. In scientific notation, it is written as 1.2961408 × 10^7. The sum of its digits is 31. It has a total of 9 prime factors and 32 positive divisors. There are 6414336 positive integers (up to 12961408) that are relatively prime to 12961408.

Interesting facts

Basic properties

Name

Name twelve million nine hundred sixty-one thousand four hundred eight

Notation

Scientific notation 1.2961408 × 10^7
Engineering notation 1.2961408 × 10^6

Prime Factorization of 12961408

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 109 × 929

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 202522
Product of the distinct prime numbers

The prime factorization of 12961408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 109 × 929. Since it has a total of 9 prime factors.

Most popular turbo-numbers

3, 10, 23, 82, 65, 815, 2477, 1681, 72105, 21805, 354436, 527721, 245592, 4815118, 79552114, 75091607, 593700310, 674071975, 1069858867, 2748881797

Basic calculations (n = 12961408)

Multiplication

n×y
n×2 25922816
n×3 38884224
n×4 51845632
n×5 64807040

Division

n÷y
n÷2 6480704
n÷3 4320469.3333333
n÷3 3240352
n÷5 2592281.6

Exponentiation

ny
n2 167998097342464
n3 2.1774918828794E+21
n4 2.8223360710688E+28
n5 3.658144933024E+35

Nth Root

y√n
2√n 3600.1955502445
3√n 234.90056454117
4√n 60.001629563242
5√n 26.456381003881

Divisors of 12961408

1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 436, 872, 929, 1744, 1858, 3488, 3716, 6976, 7432, 13952, 14864, 29728, 59456, 101261, 118912, 202522, 405044, 810088, 1620176, 3240352, 6480704, 12961408

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12961407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12961408 can be divided by 32 positive divisors. The sum of these divisors (counting 12961408) is 1, the average is 0.03125.

Base conversion 12961408

Base System Value
2 Binary 110001011100011010000000
3 Ternary 220101111201011
4 Quaternary 301130122000
5 Quinary 11304231113
6 Senary 1141450304
8 Octal 61343200
10 Decimal 12961408
12 Duodecimal 4410994
16 Hexadecimal c5c680
20 Vigesimal 4103a8
36 Base36 7pt34

Cryptographic Hash Functions

md5 dda87e5a4f21921d579ee34ecf250c59
sha1 f235ba31e81bef4e8e69509e03c093a2244d5803
sha256 6584a3e11bc02fd596bb084b14b08260187fd3bbe31745345ab3cfdba310d0f9
sha512 765ba8e47e168a2016c3c90959bec95eff05caf44f95c626124781a5fcedd7ff3f34736b3e1c5afe635f13a3f6743ab13ff0596a66aafef76655efd8a98c3c53
ripemd-160 363e320823d23f4bc8ed5018b96d34e51aeea173

12961408 as geometric shapes

Circle

Radius = n
Diameter 25922816
Circumference 81438928.30596
Area 5.2778158842815E+14

Sphere

Radius = n
Volume 9.1210566700071E+21
Surface area 2.1111263537126E+15
Circumference 81438928.30596

Square

Length = n
Perimeter 51845632
Area 167998097342464
Diagonal 18330198.981051

Cube

Length = n
Surface area 1007988584054784
Volume 2.1774918828794E+21
Space diagonal 22449817.19363

Equilateral Triangle

Length = n
Perimeter 38884224
Area 72745310043012
Altitude 11224908.596815

Triangular Pyramid

Length = n
Surface area 72745310043012
Volume 2.5661987939378E+20
Height 6110066.327017