12939745 (number)

12939745 is an odd 8-digits composite number following 12939744 and preceding 12939746. In scientific notation, it is written as 1.2939745 × 10^7. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 8190144 positive integers (up to 12939745) that are relatively prime to 12939745.

Interesting facts

Basic properties

Name

Name twelve million nine hundred thirty-nine thousand seven hundred forty-five

Notation

Scientific notation 1.2939745 × 10^7
Engineering notation 1.2939745 × 10^6

Prime Factorization of 12939745

Prime Factorization 65 × 7 × 28439

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 12939745
Product of the distinct prime numbers

The prime factorization of 12939745 is 65 × 7 × 28439. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 4, 55, 46, 606, 795, 9461, 3577, 95139, 6569, 762539, 404111, 2518534, 9551240, 98290310, 61865048, 447657161, 973071741, 4491114895, 9147907516

Basic calculations (n = 12939745)

Multiplication

n×y
n×2 25879490
n×3 38819235
n×4 51758980
n×5 64698725

Division

n÷y
n÷2 6469872.5
n÷3 4313248.3333333
n÷3 3234936.25
n÷5 2587949

Exponentiation

ny
n2 167437000665025
n3 2.1665920921703E+21
n4 2.80351491917E+28
n5 3.6276768157755E+35

Nth Root

y√n
2√n 3597.1857055204
3√n 234.7696248436
4√n 59.976542960731
5√n 26.44753153132

Divisors of 12939745

1, 7, 65, 455, 28439, 199073, 1848535, 12939745

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 -12939744
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 12939745 can be divided by 8 positive divisors. The sum of these divisors (counting 12939745) is 1, the average is 0.125.

Base conversion 12939745

Base System Value
2 Binary 110001010111000111100001
3 Ternary 220100101222211
4 Quaternary 301113013201
5 Quinary 11303032440
6 Senary 1141202121
8 Octal 61270741
10 Decimal 12939745
12 Duodecimal 4400341
16 Hexadecimal c571e1
20 Vigesimal 40h975
36 Base36 7pcdd

Cryptographic Hash Functions

md5 a4eddc18ea1c6b24f57017aa9b3f4afe
sha1 e7b0c8b06d8475df2232fa3f96cf533b2e680488
sha256 012329bc49527f2f5024f2aa460d54dd1c7459a7e90f3c0dc5fa2b87efba9003
sha512 064ce5c26a28023b8bc1abcd43016ef1e6bfe60af04efbb9e02633166a6b3af690f50a9db534628034acd593489bfc19ae6d44f585083955eab541963607f99a
ripemd-160 ebfa5ef5e93fad8555fd790e1e09f2f7abcadd2b

12939745 as geometric shapes

Circle

Radius = n
Diameter 25879490
Circumference 81302815.662651
Area 5.2601885122835E+14

Sphere

Radius = n
Volume 9.0753997334504E+21
Surface area 2.1040754049134E+15
Circumference 81302815.662651

Square

Length = n
Perimeter 51758980
Area 167437000665025
Diagonal 18299562.872649

Cube

Length = n
Surface area 1004622003990150
Volume 2.1665920921703E+21
Space diagonal 22412295.776985

Equilateral Triangle

Length = n
Perimeter 38819235
Area 72502348054692
Altitude 11206147.888493

Triangular Pyramid

Length = n
Surface area 72502348054692
Volume 2.5533532673979E+20
Height 6099854.2908831