31431408 (number)

31431408 is an even 8-digits composite number following 31431407 and preceding 31431409. In scientific notation, it is written as 3.1431408 × 10^7. The sum of its digits is 24. It has a total of 6 prime factors and 20 positive divisors. There are 10477120 positive integers (up to 31431408) that are relatively prime to 31431408.

Interesting facts

Basic properties

Name

Name thirty-one million four hundred thirty-one thousand four hundred eight

Notation

Scientific notation 3.1431408 × 10^7
Engineering notation 3.1431408 × 10^6

Prime Factorization of 31431408

Prime Factorization 2 × 2 × 2 × 2 × 3 × 654821

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 3928926
Product of the distinct prime numbers

The prime factorization of 31431408 is 2 × 2 × 2 × 2 × 3 × 654821. Since it has a total of 6 prime factors.

Most popular turbo-numbers

1, 4, 32, 76, 876, 504, 5034, 8570, 83655, 54349, 832892, 66110, 4033836, 628995, 84700543, 73879404, 490493845, 611304592, 6913788926, 7640465577

Basic calculations (n = 31431408)

Multiplication

n×y
n×2 62862816
n×3 94294224
n×4 125725632
n×5 157157040

Division

n÷y
n÷2 15715704
n÷3 10477136
n÷3 7857852
n÷5 6286281.6

Exponentiation

ny
n2 987933408862464
n3 3.1052138050787E+22
n4 9.7601242034661E+29
n5 3.0677444596982E+37

Nth Root

y√n
2√n 5606.3720889716
3√n 315.58857957039
4√n 74.875710941343
5√n 31.584409896519

Divisors of 31431408

1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 654821, 1309642, 1964463, 2619284, 3928926, 5238568, 7857852, 10477136, 15715704, 31431408

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31431407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31431408 can be divided by 20 positive divisors. The sum of these divisors (counting 31431408) is 1, the average is 0.05.

Base conversion 31431408

Base System Value
2 Binary 1110111111001101011110000
3 Ternary 2012010212210020
4 Quaternary 1313321223300
5 Quinary 31021301113
6 Senary 3041403440
8 Octal 167715360
10 Decimal 31431408
12 Duodecimal a639580
16 Hexadecimal 1df9af0
20 Vigesimal 9g8ia8
36 Base36 ipomo

Cryptographic Hash Functions

md5 cb802c4eb0390e034c6d432dfbb89b01
sha1 0458226cc94fa94301b0534d463ae630a0e19e26
sha256 85a51f2c85fdb6526bb7235db0a3198fd9d1db7cccfc8c79c828d17fc9043ae8
sha512 5be0e803036b7a3765f95692537b84eded3eda6374f29404ec2d52774212a2bbead60369fc245df3790228025bd36daf7f9051aee7a4a0983f627b18646e28be
ripemd-160 2416876207e83002637ca637f8c5950f56de436e

31431408 as geometric shapes

Circle

Radius = n
Diameter 62862816
Circumference 197489360.92957
Area 3.1036843395182E+15

Sphere

Radius = n
Volume 1.3007089170481E+23
Surface area 1.2414737358073E+16
Circumference 197489360.92957

Square

Length = n
Perimeter 125725632
Area 987933408862464
Diagonal 44450723.478082

Cube

Length = n
Surface area 5927600453174784
Volume 3.1052138050787E+22
Space diagonal 54440795.609427

Equilateral Triangle

Length = n
Perimeter 94294224
Area 4.2778771466113E+14
Altitude 27220397.804713

Triangular Pyramid

Length = n
Surface area 4.2778771466113E+14
Volume 3.659529564342E+21
Height 14816907.826027