64668840 (number)

64668840 is an even 8-digits composite number following 64668839 and preceding 64668841. In scientific notation, it is written as 6.4668840 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 16649472 positive integers (up to 64668840) that are relatively prime to 64668840.

Interesting facts

Basic properties

Name

Name sixty-four million six hundred sixty-eight thousand eight hundred forty

Notation

Scientific notation 6.4668840 × 10^7
Engineering notation 6.4668840 × 10^6

Prime Factorization of 64668840

Prime Factorization 2 × 2 × 2 × 3 × 5 × 29 × 18583

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16167210
Product of the distinct prime numbers

The prime factorization of 64668840 is 2 × 2 × 2 × 3 × 5 × 29 × 18583. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 4, 17, 13, 188, 104, 6748, 7281, 36986, 88931, 614779, 276324, 5998974, 701098, 35504535, 86123973, 682332687, 424588785, 3621508079, 759004587

Basic calculations (n = 64668840)

Multiplication

n×y
n×2 129337680
n×3 194006520
n×4 258675360
n×5 323344200

Division

n÷y
n÷2 32334420
n÷3 21556280
n÷3 16167210
n÷5 12933768

Exponentiation

ny
n2 4182058866945600
n3 2.7044889573709E+23
n4 1.7489616366598E+31
n5 1.1310332024729E+39

Nth Root

y√n
2√n 8041.6938514221
3√n 401.38859062879
4√n 89.675491921829
5√n 36.487072041651

Divisors of 64668840

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 18583, 37166, 55749, 74332, 92915, 111498, 148664, 185830, 222996, 278745, 371660, 445992, 538907, 557490, 743320, 1077814, 1114980, 1616721, 2155628, 2229960, 2694535, 3233442, 4311256, 5389070, 6466884, 8083605, 10778140, 12933768, 16167210, 21556280, 32334420, 64668840

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64668839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64668840 can be divided by 64 positive divisors. The sum of these divisors (counting 64668840) is 1, the average is 0.015625.

Base conversion 64668840

Base System Value
2 Binary 11110110101100010010101000
3 Ternary 11111200111222020
4 Quaternary 3312230102220
5 Quinary 113023400330
6 Senary 10230024440
8 Octal 366542250
10 Decimal 64668840
12 Duodecimal 197a8120
16 Hexadecimal 3dac4a8
20 Vigesimal 1043c20
36 Base36 12i2so

Cryptographic Hash Functions

md5 d878b66639df37cf2be4436669f2aec9
sha1 0f9768bc1ee8ac83e1d376d24aaa87150fd1dd40
sha256 06471e645155bf1df010776f799c3abbfaf7c2fea1773bc3ebe602eb8b264567
sha512 1904e5944615997e91b0990e1373246a9da79c1ddf952e8d49a39b5a212a92c01d308b6b0ff884667a1a34f0eacdd070daf13d10730eb9763ff7fe304536e5de
ripemd-160 d6e3dc7b1081f89ca3d87c1f9424bdad3fe35566

64668840 as geometric shapes

Circle

Radius = n
Diameter 129337680
Circumference 406326305.32035
Area 1.3138325413276E+16

Sphere

Radius = n
Volume 1.1328536853588E+24
Surface area 5.2553301653105E+16
Circumference 406326305.32035

Square

Length = n
Perimeter 258675360
Area 4182058866945600
Diagonal 91455550.590936

Cube

Length = n
Surface area 25092353201673600
Volume 2.7044889573709E+23
Space diagonal 112009716.54654

Equilateral Triangle

Length = n
Perimeter 194006520
Area 1.8108846094484E+15
Altitude 56004858.273271

Triangular Pyramid

Length = n
Surface area 1.8108846094484E+15
Volume 3.1872708023351E+22
Height 30485183.530312