31494912 (number)

31494912 is an even 8-digits composite number following 31494911 and preceding 31494913. In scientific notation, it is written as 3.1494912 × 10^7. The sum of its digits is 33. It has a total of 11 prime factors and 72 positive divisors. There are 10036224 positive integers (up to 31494912) that are relatively prime to 31494912.

Interesting facts

Basic properties

Name

Name thirty-one million four hundred ninety-four thousand nine hundred twelve

Notation

Scientific notation 3.1494912 × 10^7
Engineering notation 3.1494912 × 10^6

Prime Factorization of 31494912

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 23 × 1783

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 246054
Product of the distinct prime numbers

The prime factorization of 31494912 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 23 × 1783. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 31494912)

Multiplication

n×y
n×2 62989824
n×3 94484736
n×4 125979648
n×5 157474560

Division

n÷y
n÷2 15747456
n÷3 10498304
n÷3 7873728
n÷5 6298982.4

Exponentiation

ny
n2 991929481887744
n3 3.124073174226E+22
n4 9.8392409703809E+29
n5 3.0988602850894E+37

Nth Root

y√n
2√n 5612.0327867895
3√n 315.80097492614
4√n 74.913502032607
5√n 31.597162219754

Divisors of 31494912

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31494911
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31494912 can be divided by 72 positive divisors. The sum of these divisors (counting 31494912) is 1, the average is 0.013888888888889.

Base conversion 31494912

Base System Value
2 Binary 1111000001001001100000000
3 Ternary 2012021002220020
4 Quaternary 1320021030000
5 Quinary 31030314122
6 Senary 3043013440
8 Octal 170111400
10 Decimal 31494912
12 Duodecimal a66a280
16 Hexadecimal 1e09300
20 Vigesimal 9ggh5c
36 Base36 ir1mo

Cryptographic Hash Functions

md5 bee2fc0683e86450e51b210dd923a000
sha1 bf4d36afde6706c28f943297a8bb40dee6501ecb
sha256 ad139c9553771d5bbdee12a171fe8a3237ed5ff22a6f92732b4933873ab2ba2e
sha512 50c4ca35c2ca4fca45ba9e8b7aaab3a22fa1f320c31d78577aa9f18282c555652bda53766adec14c3eafa7a4f05fe580ee5d72d35164ba6d664cdfa0f4ff1d0d
ripemd-160 9b2ffa000311587741ba587a3758177244f84a03

31494912 as geometric shapes

Circle

Radius = n
Diameter 62989824
Circumference 197888368.32931
Area 3.1162383731777E+15

Sphere

Radius = n
Volume 1.3086087111234E+23
Surface area 1.2464953492711E+16
Circumference 197888368.32931

Square

Length = n
Perimeter 125979648
Area 991929481887744
Diagonal 44540531.696147

Cube

Length = n
Surface area 5951576891326464
Volume 3.124073174226E+22
Space diagonal 54550787.763911

Equilateral Triangle

Length = n
Perimeter 94484736
Area 4.2951806503876E+14
Altitude 27275393.881955

Triangular Pyramid

Length = n
Surface area 4.2951806503876E+14
Volume 3.6817555440303E+21
Height 14846843.898716