12942642 (number)

12942642 is an even 8-digits composite number following 12942641 and preceding 12942643. In scientific notation, it is written as 1.2942642 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 4165392 positive integers (up to 12942642) that are relatively prime to 12942642.

Interesting facts

Basic properties

Name

Name twelve million nine hundred forty-two thousand six hundred forty-two

Notation

Scientific notation 1.2942642 × 10^7
Engineering notation 1.2942642 × 10^6

Prime Factorization of 12942642

Prime Factorization 2 × 3 × 29 × 74383

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 12942642
Product of the distinct prime numbers

The prime factorization of 12942642 is 2 × 3 × 29 × 74383. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 6, 31, 2, 318, 601, 3215, 1311, 91596, 4820, 74112, 533469, 7521283, 5248937, 83027451, 9295176, 317405077, 604450514, 3398996541, 614702260

Basic calculations (n = 12942642)

Multiplication

n×y
n×2 25885284
n×3 38827926
n×4 51770568
n×5 64713210

Division

n÷y
n÷2 6471321
n÷3 4314214
n÷3 3235660.5
n÷5 2588528.4

Exponentiation

ny
n2 167511981940164
n3 2.168047612962E+21
n4 2.8060264093522E+28
n5 3.6317395258791E+35

Nth Root

y√n
2√n 3597.5883588871
3√n 234.78714391251
4√n 59.97989962385
5√n 26.448715660348

Divisors of 12942642

1, 2, 3, 6, 29, 58, 87, 174, 74383, 148766, 223149, 446298, 2157107, 4314214, 6471321, 12942642

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12942641
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12942642 can be divided by 16 positive divisors. The sum of these divisors (counting 12942642) is 1, the average is 0.0625.

Base conversion 12942642

Base System Value
2 Binary 110001010111110100110010
3 Ternary 220100112222010
4 Quaternary 301113310302
5 Quinary 11303131032
6 Senary 1141223350
8 Octal 61276462
10 Decimal 12942642
12 Duodecimal 4401b56
16 Hexadecimal c57d32
20 Vigesimal 40hgc2
36 Base36 7pelu

Cryptographic Hash Functions

md5 9cde10a283f4c0e7d47d5e872e2a757d
sha1 bb79139bdb6bc74878599897339c9cb1bbaec2e6
sha256 532e33534446dba7bc9d41738fbfe008862a2b9e1ecbe0ebb71a5b5d6cc46989
sha512 634e838579436b0ade562b9518eaffa6863fe6b68637db356b64c6f75c072b1c9a40b2a4da09446e069444407b871cf159bf9eb6bb7060de2354014f3b538f0f
ripemd-160 f6ae55bc9286597e7cd10a118a20f5b06f01e458

12942642 as geometric shapes

Circle

Radius = n
Diameter 25885284
Circumference 81321018.050485
Area 5.2625441185149E+14

Sphere

Radius = n
Volume 9.0814966046858E+21
Surface area 2.1050176474059E+15
Circumference 81321018.050485

Square

Length = n
Perimeter 51770568
Area 167511981940164
Diagonal 18303659.84934

Cube

Length = n
Surface area 1005071891640984
Volume 2.168047612962E+21
Space diagonal 22417313.528175

Equilateral Triangle

Length = n
Perimeter 38827926
Area 72534815899231
Altitude 11208656.764087

Triangular Pyramid

Length = n
Surface area 72534815899231
Volume 2.5550686151012E+20
Height 6101219.9497799