77821440 (number)

77821440 is an even 8-digits composite number following 77821439 and preceding 77821441. In scientific notation, it is written as 7.7821440 × 10^7. The sum of its digits is 33. It has a total of 12 prime factors and 80 positive divisors. There are 20750336 positive integers (up to 77821440) that are relatively prime to 77821440.

Interesting facts

Basic properties

Name

Name seventy-seven million eight hundred twenty-one thousand four hundred forty

Notation

Scientific notation 7.7821440 × 10^7
Engineering notation 7.7821440 × 10^6

Prime Factorization of 77821440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 10133

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 303990
Product of the distinct prime numbers

The prime factorization of 77821440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 10133. Since it has a total of 12 prime factors.

Most popular turbo-numbers

1, 6, 11, 90, 898, 931, 9112, 5110, 82032, 47853, 803786, 371275, 2476955, 4318278, 99047731, 73664326, 627433263, 732157169, 2530428313, 775997174

Basic calculations (n = 77821440)

Multiplication

n×y
n×2 155642880
n×3 233464320
n×4 311285760
n×5 389107200

Division

n÷y
n÷2 38910720
n÷3 25940480
n÷3 19455360
n÷5 15564288

Exponentiation

ny
n2 6056176523673600
n3 4.7130037796647E+23
n4 3.6677274085895E+31
n5 2.8542782846391E+39

Nth Root

y√n
2√n 8821.6461048945
3√n 426.93958233778
4√n 93.923618461463
5√n 37.863421189348

Divisors of 77821440

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 10133, 20266, 30399, 40532, 50665, 60798, 81064, 101330, 121596, 151995, 162128, 202660, 243192, 303990, 324256, 405320, 486384, 607980, 648512, 810640, 972768, 1215960, 1297024, 1621280, 1945536, 2431920, 2594048, 3242560, 3891072, 4863840, 5188096, 6485120, 7782144, 9727680, 12970240, 15564288, 19455360, 25940480, 38910720, 77821440

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -77821439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 77821440 can be divided by 80 positive divisors. The sum of these divisors (counting 77821440) is 1, the average is 0.0125.

Base conversion 77821440

Base System Value
2 Binary 100101000110111011000000000
3 Ternary 12102102201221120
4 Quaternary 10220313120000
5 Quinary 124410241230
6 Senary 11415552240
8 Octal 450673000
10 Decimal 77821440
12 Duodecimal 2208b680
16 Hexadecimal 4a37600
20 Vigesimal 1467dc0
36 Base36 1abzeo

Cryptographic Hash Functions

md5 ba50cab6aa6f61a3a6700709c964197b
sha1 927bcde26d3d71f3f78c1d4d2bd2eaad02ccda66
sha256 09f90a01bad4d2833c4e61d88d70ef047fd3e29cff44c2576717c94acb499b9e
sha512 f1c988e5a66655b292f4787b0717eb0a7ed8f3281a7b7b9a7a6673dcb844f36d18a5515226e9683105b823e60fda0d836eb85e40aa403f41220b2265a55b7d9e
ripemd-160 7e4ba2ffdfff12e79d5c9692a549468b0f70dbaa

77821440 as geometric shapes

Circle

Radius = n
Diameter 155642880
Circumference 488966528.39156
Area 1.9026039675616E+16

Sphere

Radius = n
Volume 1.9741784067381E+24
Surface area 7.6104158702464E+16
Circumference 488966528.39156

Square

Length = n
Perimeter 311285760
Area 6056176523673600
Diagonal 110056135.8914

Cube

Length = n
Surface area 36337059142041600
Volume 4.7130037796647E+23
Space diagonal 134790687.99817

Equilateral Triangle

Length = n
Perimeter 233464320
Area 2.6224013596521E+15
Altitude 67395343.999086

Triangular Pyramid

Length = n
Surface area 2.6224013596521E+15
Volume 5.5543282205979E+22
Height 36685378.630468