77681520 (number)

77681520 is an even 8-digits composite number following 77681519 and preceding 77681521. In scientific notation, it is written as 7.7681520 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 40 positive divisors. There are 17754624 positive integers (up to 77681520) that are relatively prime to 77681520.

Interesting facts

Basic properties

Name

Name seventy-seven million six hundred eighty-one thousand five hundred twenty

Notation

Scientific notation 7.7681520 × 10^7
Engineering notation 7.7681520 × 10^6

Prime Factorization of 77681520

Prime Factorization 2 × 2 × 2 × 2 × 63 × 5 × 15413

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 9710190
Product of the distinct prime numbers

The prime factorization of 77681520 is 2 × 2 × 2 × 2 × 63 × 5 × 15413. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 77681520)

Multiplication

n×y
n×2 155363040
n×3 233044560
n×4 310726080
n×5 388407600

Division

n÷y
n÷2 38840760
n÷3 25893840
n÷3 19420380
n÷5 15536304

Exponentiation

ny
n2 6034418549510400
n3 4.6876280524216E+23
n4 3.6414207230675E+31
n5 2.8287109672738E+39

Nth Root

y√n
2√n 8813.7120443091
3√n 426.68355510408
4√n 93.88137219017
5√n 37.849795987497

Divisors of 77681520

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -77681519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 77681520 can be divided by 40 positive divisors. The sum of these divisors (counting 77681520) is 1, the average is 0.025.

Base conversion 77681520

Base System Value
2 Binary 100101000010101001101110000
3 Ternary 12102011122000100
4 Quaternary 10220111031300
5 Quinary 124341302040
6 Senary 11412552400
8 Octal 450251560
10 Decimal 77681520
12 Duodecimal 22022700
16 Hexadecimal 4a15370
20 Vigesimal 145a3g0
36 Base36 1a8zg0

Cryptographic Hash Functions

md5 e92f2a07a63cb5473d0f1935b4043d52
sha1 d2dc5068b7d45b4f123b8a02a77944e11af6210f
sha256 733981bfe4ee5f7e1de3b6ad268156fe375ac063d192e43491f8edb96b38180f
sha512 6c712316c0b4e120bb735c31dbb21256256cd19f833630c08f18933b2225a6a5f1dab829e3af91e80422326a596aa6c0d3687256d84b02674800bb551007a12b
ripemd-160 6ce67e6305c37271fa8658dd31736d1cccac2f6d

77681520 as geometric shapes

Circle

Radius = n
Diameter 155363040
Circumference 488087385.10338
Area 1.8957684983828E+16

Sphere

Radius = n
Volume 1.9635490469666E+24
Surface area 7.5830739935311E+16
Circumference 488087385.10338

Square

Length = n
Perimeter 310726080
Area 6034418549510400
Diagonal 109858259.12976

Cube

Length = n
Surface area 36206511297062400
Volume 4.6876280524216E+23
Space diagonal 134548339.44918

Equilateral Triangle

Length = n
Perimeter 233044560
Area 2.612979880472E+15
Altitude 67274169.724589

Triangular Pyramid

Length = n
Surface area 2.612979880472E+15
Volume 5.524422639246E+22
Height 36619419.709919