78509920 (number)

78509920 is an even 8-digits composite number following 78509919 and preceding 78509921. In scientific notation, it is written as 7.8509920 × 10^7. The sum of its digits is 40. It has a total of 8 prime factors and 48 positive divisors. There are 31311360 positive integers (up to 78509920) that are relatively prime to 78509920.

Interesting facts

Basic properties

Name

Name seventy-eight million five hundred nine thousand nine hundred twenty

Notation

Scientific notation 7.8509920 × 10^7
Engineering notation 7.8509920 × 10^6

Prime Factorization of 78509920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 907 × 541

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 4906870
Product of the distinct prime numbers

The prime factorization of 78509920 is 2 × 2 × 2 × 2 × 2 × 5 × 907 × 541. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78509920)

Multiplication

n×y
n×2 157019840
n×3 235529760
n×4 314039680
n×5 392549600

Division

n÷y
n÷2 39254960
n÷3 26169973.333333
n÷3 19627480
n÷5 15701984

Exponentiation

ny
n2 6163807538406400
n3 4.8392003673568E+23
n4 3.7992523370516E+31
n5 2.9827899704173E+39

Nth Root

y√n
2√n 8860.5823736366
3√n 428.19492096846
4√n 94.130666488858
5√n 37.930180286963

Divisors of 78509920

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78509919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78509920 can be divided by 48 positive divisors. The sum of these divisors (counting 78509920) is 1, the average is 0.020833333333333.

Base conversion 78509920

Base System Value
2 Binary 100101011011111011101100000
3 Ternary 12110201201100211
4 Quaternary 10223133131200
5 Quinary 130044304140
6 Senary 11442423504
8 Octal 453373540
10 Decimal 78509920
12 Duodecimal 22361b94
16 Hexadecimal 4adf760
20 Vigesimal 14adeg0
36 Base36 1aqqn4

Cryptographic Hash Functions

md5 8e73917b9aaa99c59baeb6c9a3d0e4e2
sha1 0c8c6fd583f5fbd66978760e9f344f091410df17
sha256 434652565a6b54467fa60fa6b9606eb0e65670ecd82e40680d612bc975e32810
sha512 62eef065cd0330bf1fa7beaf1d2a9b4fd30bd83cc7e2c8320d54b8b0c154ef7a98707dd22937a86ee7a06457abf0f01c60000ced23f4855a03209071c98ad0e9
ripemd-160 99d1d1a620dd9c9681ba3a5be5c27b815cf4d90d

78509920 as geometric shapes

Circle

Radius = n
Diameter 157019840
Circumference 493292375.81184
Area 1.9364172480799E+16

Sphere

Radius = n
Volume 2.0270395097783E+24
Surface area 7.7456689923196E+16
Circumference 493292375.81184

Square

Length = n
Perimeter 314039680
Area 6163807538406400
Diagonal 111029793.64483

Cube

Length = n
Surface area 36982845230438400
Volume 4.8392003673568E+23
Space diagonal 135983170.33817

Equilateral Triangle

Length = n
Perimeter 235529760
Area 2.669006956149E+15
Altitude 67991585.169084

Triangular Pyramid

Length = n
Surface area 2.669006956149E+15
Volume 5.7030523254641E+22
Height 37009931.214942