640426940 (number)

640426940 is an even 9-digits composite number following 640426939 and preceding 640426941. In scientific notation, it is written as 6.40426940 × 10^8. The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors. There are 256067648 positive integers (up to 640426940) that are relatively prime to 640426940.

Interesting facts

Basic properties

Name

Name six hundred forty million four hundred twenty-six thousand nine hundred forty

Notation

Scientific notation 6.40426940 × 10^8
Engineering notation 6.40426940 × 10^6

Prime Factorization of 640426940

Prime Factorization 2 × 2 × 5 × 3359 × 9533

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 320213470
Product of the distinct prime numbers

The prime factorization of 640426940 is 2 × 2 × 5 × 3359 × 9533. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 5, 51, 86, 589, 517, 7731, 5815, 34091, 50107, 37842, 299346, 4843995, 4447413, 12584104, 47978679, 996252190, 636898461, 253962831, 3213181173

Basic calculations (n = 640426940)

Multiplication

n×y
n×2 1280853880
n×3 1921280820
n×4 2561707760
n×5 3202134700

Division

n÷y
n÷2 320213470
n÷3 213475646.66667
n÷3 160106735
n÷5 128085388

Exponentiation

ny
n2 410146665477763600
n3 2.6266897392313E+26
n4 1.6822028720253E+35
n5 1.0773280377904E+44

Nth Root

y√n
2√n 25306.65801721
3√n 861.96546140613
4√n 159.08066512688
5√n 57.715693511364

Divisors of 640426940

1, 2, 4, 5, 10, 20, 3359, 6718, 9533, 13436, 16795, 19066, 33590, 38132, 47665, 67180, 95330, 190660, 32021347, 64042694, 128085388, 160106735, 320213470, 640426940

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 -640426939
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 640426940 can be divided by 24 positive divisors. The sum of these divisors (counting 640426940) is 1, the average is 0.041666666666667.

Base conversion 640426940

Base System Value
2 Binary 100110001011000010001110111100
3 Ternary 1122122002001121022
4 Quaternary 212023002032330
5 Quinary 2302422130230
6 Senary 143314323312
8 Octal 4613021674
10 Decimal 640426940
12 Duodecimal 15a589538
16 Hexadecimal 262c23bc
20 Vigesimal a02d770
36 Base36 alakl8

Cryptographic Hash Functions

md5 fda9f9ea7c77069e9b1bf54cf590a7d8
sha1 69ab74c14f44927a915157c3cf25d045212ad8e4
sha256 2d619def61cc89c4cda2f31af20d5b20838f02b60419cdec0fd601c6b5b5b2db
sha512 e21938612b6785164719dcdc34634531495aa25decddbc416ea164ec2bccc3d6784f232521b0ea863a80aa0fd0b2942ed7aeb0e09c79a95e869beaf02229f51e
ripemd-160 9146ff19e4da566cecfee7a8baca34a31d99efc0

640426940 as geometric shapes

Circle

Radius = n
Diameter 1280853880
Circumference 4023921139.73
Area 1.2885137511593E+18

Sphere

Radius = n
Volume 1.1002652250705E+27
Surface area 5.1540550046372E+18
Circumference 4023921139.73

Square

Length = n
Perimeter 2561707760
Area 410146665477763600
Diagonal 905700464.2571

Cube

Length = n
Surface area 2460879992866581600
Volume 2.6266897392313E+26
Space diagonal 1109251998.6159

Equilateral Triangle

Length = n
Perimeter 1921280820
Area 1.7759871579061E+17
Altitude 554625999.30793

Triangular Pyramid

Length = n
Surface area 1.7759871579061E+17
Volume 3.0955835444726E+25
Height 301900154.75237