12881408 (number)

12881408 is an even 8-digits composite number following 12881407 and preceding 12881409. In scientific notation, it is written as 1.2881408 × 10^7. The sum of its digits is 32. It has a total of 11 prime factors and 40 positive divisors. There are 6359040 positive integers (up to 12881408) that are relatively prime to 12881408.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-one thousand four hundred eight

Notation

Scientific notation 1.2881408 × 10^7
Engineering notation 1.2881408 × 10^6

Prime Factorization of 12881408

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 139 × 181

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 50318
Product of the distinct prime numbers

The prime factorization of 12881408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 139 × 181. Since it has a total of 11 prime factors.

Most popular turbo-numbers

6, 5, 99, 21, 635, 248, 3858, 9146, 71118, 97572, 931347, 46252, 5746363, 8034629, 18707309, 98252144, 376275862, 357256060, 1557488121, 9512985706

Basic calculations (n = 12881408)

Multiplication

n×y
n×2 25762816
n×3 38644224
n×4 51525632
n×5 64407040

Division

n÷y
n÷2 6440704
n÷3 4293802.6666667
n÷3 3220352
n÷5 2576281.6

Exponentiation

ny
n2 165930672062464
n3 2.1374206865508E+21
n4 2.7532987931101E+28
n5 3.5466365099959E+35

Nth Root

y√n
2√n 3589.0678455554
3√n 234.41628482805
4√n 59.908829445712
5√n 26.423641423434

Divisors of 12881408

1, 2, 4, 8, 16, 32, 64, 128, 139, 181, 256, 278, 362, 512, 556, 724, 1112, 1448, 2224, 2896, 4448, 5792, 8896, 11584, 17792, 23168, 25159, 35584, 46336, 50318, 71168, 92672, 100636, 201272, 402544, 805088, 1610176, 3220352, 6440704, 12881408

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12881407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12881408 can be divided by 40 positive divisors. The sum of these divisors (counting 12881408) is 1, the average is 0.025.

Base conversion 12881408

Base System Value
2 Binary 110001001000111000000000
3 Ternary 220020102222012
4 Quaternary 301020320000
5 Quinary 11244201113
6 Senary 1140032052
8 Octal 61107000
10 Decimal 12881408
12 Duodecimal 4392628
16 Hexadecimal c48e00
20 Vigesimal 40a3a8
36 Base36 7o3cw

Cryptographic Hash Functions

md5 c081832b4590ab1bde3f20a974a14f29
sha1 d2e41d301532ad64da9ae2fade80459dd4cf4566
sha256 221c6722a7cf916e552b61361ab62b38ba50dbe8eff49b7cd0acc0e6c6c8c0ff
sha512 df7191298ba051aa1b0f8732b29fb6a7163f3013367b3c8b7559bacbd880a5999b87824475f60aa975e50f8001b2c65fc71708341d1b05528e934f349648868a
ripemd-160 1ecbef04b0ffbf6f915a71a5e94098794cbe4ad5

12881408 as geometric shapes

Circle

Radius = n
Diameter 25762816
Circumference 80936273.481386
Area 5.2128658035665E+14

Sphere

Radius = n
Volume 8.9532068353318E+21
Surface area 2.0851463214266E+15
Circumference 80936273.481386

Square

Length = n
Perimeter 51525632
Area 165930672062464
Diagonal 18217061.896061

Cube

Length = n
Surface area 995584032374784
Volume 2.1374206865508E+21
Space diagonal 22311253.129024

Equilateral Triangle

Length = n
Perimeter 38644224
Area 71850088636559
Altitude 11155626.564512

Triangular Pyramid

Length = n
Surface area 71850088636559
Volume 2.5189744361808E+20
Height 6072353.9653538