12886940 (number)

12886940 is an even 8-digits composite number following 12886939 and preceding 12886941. In scientific notation, it is written as 1.2886940 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors. There are 4438080 positive integers (up to 12886940) that are relatively prime to 12886940.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-six thousand nine hundred forty

Notation

Scientific notation 1.2886940 × 10^7
Engineering notation 1.2886940 × 10^6

Prime Factorization of 12886940

Prime Factorization 2 × 2 × 55 × 19 × 3083

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 6443470
Product of the distinct prime numbers

The prime factorization of 12886940 is 2 × 2 × 55 × 19 × 3083. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 6, 5, 44, 774, 86, 7506, 1499, 88538, 35104, 23072, 211713, 8383002, 2424721, 45771318, 39247487, 695826072, 872883965, 2717102600, 2922524407

Basic calculations (n = 12886940)

Multiplication

n×y
n×2 25773880
n×3 38660820
n×4 51547760
n×5 64434700

Division

n÷y
n÷2 6443470
n÷3 4295646.6666667
n÷3 3221735
n÷5 2577388

Exponentiation

ny
n2 166073222563600
n3 2.1401756547838E+21
n4 2.7580315252659E+28
n5 3.554258678421E+35

Nth Root

y√n
2√n 3589.8384364759
3√n 234.44983719783
4√n 59.915260464058
5√n 26.425910592774

Divisors of 12886940

1, 2, 4, 19, 38, 55, 76, 110, 220, 1045, 2090, 3083, 4180, 6166, 12332, 58577, 117154, 169565, 234308, 339130, 678260, 3221735, 6443470, 12886940

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12886939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12886940 can be divided by 24 positive divisors. The sum of these divisors (counting 12886940) is 1, the average is 0.041666666666667.

Base conversion 12886940

Base System Value
2 Binary 110001001010001110011100
3 Ternary 220020201120002
4 Quaternary 301022032130
5 Quinary 11244340230
6 Senary 1140113432
8 Octal 61121634
10 Decimal 12886940
12 Duodecimal 4395878
16 Hexadecimal c4a39c
20 Vigesimal 40ah70
36 Base36 7o7mk

Cryptographic Hash Functions

md5 38ebcbe8772321b3a76f1da9f65e59be
sha1 00c56ac5d0c4f07472cbad4d89ae871a417beeda
sha256 d4dceb32d539a74f20169dd14b9afe60e36395e373aebf0e5328a148b1747b9d
sha512 31f470831d5abd44ee066bf3509a0f07b9bbc5f5112dead997d0749e3b2ce318bbc1886b1bc1f813ed2dfee86a498b84ca878fa67a7fde9f622d1010846dad86
ripemd-160 cf880593c753057c9302807814b931227783a35d

12886940 as geometric shapes

Circle

Radius = n
Diameter 25773880
Circumference 80971032.062505
Area 5.2173441596379E+14

Sphere

Radius = n
Volume 8.9647468192805E+21
Surface area 2.0869376638552E+15
Circumference 80971032.062505

Square

Length = n
Perimeter 51547760
Area 166073222563600
Diagonal 18224885.325488

Cube

Length = n
Surface area 996439335381600
Volume 2.1401756547838E+21
Space diagonal 22320834.834092

Equilateral Triangle

Length = n
Perimeter 38660820
Area 71911814814212
Altitude 11160417.417046

Triangular Pyramid

Length = n
Surface area 71911814814212
Volume 2.5222211973799E+20
Height 6074961.7751628