78729864 (number)

78729864 is an even 8-digits composite number following 78729863 and preceding 78729865. In scientific notation, it is written as 7.8729864 × 10^7. The sum of its digits is 51. It has a total of 6 prime factors and 32 positive divisors. There are 26174016 positive integers (up to 78729864) that are relatively prime to 78729864.

Interesting facts

Basic properties

Name

Name seventy-eight million seven hundred twenty-nine thousand eight hundred sixty-four

Notation

Scientific notation 7.8729864 × 10^7
Engineering notation 7.8729864 × 10^6

Prime Factorization of 78729864

Prime Factorization 2 × 2 × 2 × 3 × 397 × 8263

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 19682466
Product of the distinct prime numbers

The prime factorization of 78729864 is 2 × 2 × 2 × 3 × 397 × 8263. Since it has a total of 6 prime factors.

Most popular turbo-numbers

7, 9, 23, 68, 505, 841, 8661, 4039, 2609, 55307, 235928, 95267, 6349348, 5511668, 28469570, 20583084, 541540302, 112400480, 6843441661, 656204135

Basic calculations (n = 78729864)

Multiplication

n×y
n×2 157459728
n×3 236189592
n×4 314919456
n×5 393649320

Division

n÷y
n÷2 39364932
n÷3 26243288
n÷3 19682466
n÷5 15745972.8

Exponentiation

ny
n2 6198391485458496
n3 4.8799851866891E+23
n4 3.8420057007004E+31
n5 3.0248058630337E+39

Nth Root

y√n
2√n 8872.9850670448
3√n 428.59440803769
4√n 94.196523646283
5√n 37.951408643071

Divisors of 78729864

1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1588, 2382, 3176, 4764, 8263, 9528, 16526, 24789, 33052, 49578, 66104, 99156, 198312, 3280411, 6560822, 9841233, 13121644, 19682466, 26243288, 39364932, 78729864

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78729863
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78729864 can be divided by 32 positive divisors. The sum of these divisors (counting 78729864) is 1, the average is 0.03125.

Base conversion 78729864

Base System Value
2 Binary 100101100010101001010001000
3 Ternary 12111010220001220
4 Quaternary 10230111022020
5 Quinary 130123323424
6 Senary 11451242040
8 Octal 454251210
10 Decimal 78729864
12 Duodecimal 22449320
16 Hexadecimal 4b15288
20 Vigesimal 14c14d4
36 Base36 1avgco

Cryptographic Hash Functions

md5 0160feefb28f9e2d4111c623a0e845d3
sha1 00b3d666794b2c3c6a7651b9452058462afe764f
sha256 0113f9c2a0f355db9a89b8f4e0f3c522923b2e18ca3d60db0c48ab3bc21ab44a
sha512 9cc2121ee4e2cdebbfacaf0a5d89f452061a3519e277957fe8dad617c0dd41da4f7cb41717ceaa7eddc5be23d993192b80afeb12c3611dc370c8e5c13acb82bb
ripemd-160 c5207808acc09553725b4d68a8dd58e1c39ac000

78729864 as geometric shapes

Circle

Radius = n
Diameter 157459728
Circumference 494674324.72105
Area 1.947282115479E+16

Sphere

Radius = n
Volume 2.0441234149506E+24
Surface area 7.789128461916E+16
Circumference 494674324.72105

Square

Length = n
Perimeter 314919456
Area 6198391485458496
Diagonal 111340841.43259

Cube

Length = n
Surface area 37190348912750976
Volume 4.8799851866891E+23
Space diagonal 136364124.52099

Equilateral Triangle

Length = n
Perimeter 236189592
Area 2.6839822445041E+15
Altitude 68182062.260494

Triangular Pyramid

Length = n
Surface area 2.6839822445041E+15
Volume 5.7511176959962E+22
Height 37113613.810863