78161408 (number)

78161408 is an even 8-digits composite number following 78161407 and preceding 78161409. In scientific notation, it is written as 7.8161408 × 10^7. The sum of its digits is 35. It has a total of 11 prime factors and 40 positive divisors. There are 36071424 positive integers (up to 78161408) that are relatively prime to 78161408.

Interesting facts

Basic properties

Name

Name seventy-eight million one hundred sixty-one thousand four hundred eight

Notation

Scientific notation 7.8161408 × 10^7
Engineering notation 7.8161408 × 10^6

Prime Factorization of 78161408

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 11743

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 305318
Product of the distinct prime numbers

The prime factorization of 78161408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 11743. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78161408)

Multiplication

n×y
n×2 156322816
n×3 234484224
n×4 312645632
n×5 390807040

Division

n÷y
n÷2 39080704
n÷3 26053802.666667
n÷3 19540352
n÷5 15632281.6

Exponentiation

ny
n2 6109205700542464
n3 4.7750411931603E+23
n4 3.7322394291541E+31
n5 2.917170887758E+39

Nth Root

y√n
2√n 8840.8940724341
3√n 427.56038361397
4√n 94.026028696495
5√n 37.896445293947

Divisors of 78161408

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 -78161407
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 78161408 can be divided by 40 positive divisors. The sum of these divisors (counting 78161408) is 1, the average is 0.025.

Base conversion 78161408

Base System Value
2 Binary 100101010001010011000000000
3 Ternary 12110002000021222
4 Quaternary 10222022120000
5 Quinary 130002131113
6 Senary 11431134212
8 Octal 452123000
10 Decimal 78161408
12 Duodecimal 22214368
16 Hexadecimal 4a8a600
20 Vigesimal 148a3a8
36 Base36 1aj9q8

Cryptographic Hash Functions

md5 f11927c5959be8d351b2ac271d69d0a5
sha1 931c0cfe142f2d06db58d64ef8e808b6b6a78252
sha256 9075bd531c8518e98617a3989daebb3591dfabf1a95ad118af32c550f0282a85
sha512 483f2e8687493c1b838e6af5b484c71c1ef4c0c01ffb7ec38564268eda96a049708610d2f14059a9cfe90e15f0cb7d357055e97a3064e7a4950640778e327925
ripemd-160 5d6a8aa49c9bb59038042d5a31556ac4109d7fb4

78161408 as geometric shapes

Circle

Radius = n
Diameter 156322816
Circumference 491102610.33407
Area 1.9192635748093E+16

Sphere

Radius = n
Volume 2.0001645777361E+24
Surface area 7.6770542992372E+16
Circumference 491102610.33407

Square

Length = n
Perimeter 312645632
Area 6109205700542464
Diagonal 110536923.24778

Cube

Length = n
Surface area 36655234203254784
Volume 4.7750411931603E+23
Space diagonal 135379529.84712

Equilateral Triangle

Length = n
Perimeter 234484224
Area 2.6453636668072E+15
Altitude 67689764.92356

Triangular Pyramid

Length = n
Surface area 2.6453636668072E+15
Volume 5.6274400135479E+22
Height 36845641.082592