31743940 (number)

31743940 is an even 8-digits composite number following 31743939 and preceding 31743941. In scientific notation, it is written as 3.1743940 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors. There are 12697568 positive integers (up to 31743940) that are relatively prime to 31743940.

Interesting facts

Basic properties

Name

Name thirty-one million seven hundred forty-three thousand nine hundred forty

Notation

Scientific notation 3.1743940 × 10^7
Engineering notation 3.1743940 × 10^6

Prime Factorization of 31743940

Prime Factorization 2 × 2 × 5 × 1587197

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 15871970
Product of the distinct prime numbers

The prime factorization of 31743940 is 2 × 2 × 5 × 1587197. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 81, 29, 641, 886, 9886, 3804, 38423, 80622, 745356, 514283, 6269555, 8054660, 52170926, 15313450, 174388831, 212370415, 1817240390, 6530112046

Basic calculations (n = 31743940)

Multiplication

n×y
n×2 63487880
n×3 95231820
n×4 126975760
n×5 158719700

Division

n÷y
n÷2 15871970
n÷3 10581313.333333
n÷3 7935985
n÷5 6348788

Exponentiation

ny
n2 1007677726723600
n3 3.198766129645E+22
n4 1.0154144009348E+30
n5 3.2233253818412E+37

Nth Root

y√n
2√n 5634.1760710862
3√n 316.6311292838
4√n 75.061148879338
5√n 31.64697222727

Divisors of 31743940

1, 2, 4, 5, 10, 20, 1587197, 3174394, 6348788, 7935985, 15871970, 31743940

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31743939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31743940 can be divided by 12 positive divisors. The sum of these divisors (counting 31743940) is 1, the average is 0.083333333333333.

Base conversion 31743940

Base System Value
2 Binary 1111001000101111111000100
3 Ternary 2012201202111111
4 Quaternary 1321011333010
5 Quinary 31111301230
6 Senary 3052214404
8 Octal 171057704
10 Decimal 31743940
12 Duodecimal a76a404
16 Hexadecimal 1e45fc4
20 Vigesimal 9i7jh0
36 Base36 iwds4

Cryptographic Hash Functions

md5 5bf98d265c694830d2cc6b679c58d12d
sha1 75f74626344c062f43f206060205918436862e86
sha256 cfc331e76ba00f6266fd8bb10921bccabdb8f8466330af8888bc53615f8c29e6
sha512 d3c45f8d49ed04ba02f837c8d59564770abfac7daedd10d1a1a4c0a7c98ac2795dcc33673a94a3db9dc90d16179df23f1ca0b75a38f70225b86b89c3dd1d0a9e
ripemd-160 1407b6070be05d8e7448abedc87be4ecd657aaa2

31743940 as geometric shapes

Circle

Radius = n
Diameter 63487880
Circumference 199453057.39999
Area 3.1657129434609E+15

Sphere

Radius = n
Volume 1.339896023126E+23
Surface area 1.2662851773844E+16
Circumference 199453057.39999

Square

Length = n
Perimeter 126975760
Area 1007677726723600
Diagonal 44892710.471158

Cube

Length = n
Surface area 6046066360341600
Volume 3.198766129645E+22
Space diagonal 54982116.912418

Equilateral Triangle

Length = n
Perimeter 95231820
Area 4.363372550852E+14
Altitude 27491058.456209

Triangular Pyramid

Length = n
Surface area 4.363372550852E+14
Volume 3.7697820361698E+21
Height 14964236.823719