68129968 (number)

68129968 is an even 8-digits composite number following 68129967 and preceding 68129969. In scientific notation, it is written as 6.8129968 × 10^7. The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors. There are 33733440 positive integers (up to 68129968) that are relatively prime to 68129968.

Interesting facts

Basic properties

Name

Name sixty-eight million one hundred twenty-nine thousand nine hundred sixty-eight

Notation

Scientific notation 6.8129968 × 10^7
Engineering notation 6.8129968 × 10^6

Prime Factorization of 68129968

Prime Factorization 2 × 2 × 2 × 2 × 103 × 41341

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 8516246
Product of the distinct prime numbers

The prime factorization of 68129968 is 2 × 2 × 2 × 2 × 103 × 41341. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68129968)

Multiplication

n×y
n×2 136259936
n×3 204389904
n×4 272519872
n×5 340649840

Division

n÷y
n÷2 34064984
n÷3 22709989.333333
n÷3 17032492
n÷5 13625993.6

Exponentiation

ny
n2 4641692539681024
n3 3.1623836419431E+23
n4 2.154530963293E+31
n5 1.4678812558416E+39

Nth Root

y√n
2√n 8254.0879568854
3√n 408.42538614175
4√n 90.852011297964
5√n 36.869533021026

Divisors of 68129968

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68129967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68129968 can be divided by 20 positive divisors. The sum of these divisors (counting 68129968) is 1, the average is 0.05.

Base conversion 68129968

Base System Value
2 Binary 100000011111001010010110000
3 Ternary 11202012100202011
4 Quaternary 10003321102300
5 Quinary 114420124333
6 Senary 10432132304
8 Octal 403712260
10 Decimal 68129968
12 Duodecimal 1a997094
16 Hexadecimal 40f94b0
20 Vigesimal 115g4i8
36 Base36 14k9f4

Cryptographic Hash Functions

md5 aa32c9769bde2fab210b88fcf5ebe650
sha1 d9b0e3549bfc3cdd5a4bc56e0c9786087eefe8e5
sha256 6d98c136f4b300fdf479a53d34a8a902bbeb2b36f64b46d5b6e924c5c7a01e84
sha512 fd82219f14741a1a4fe7d6818225575af0ca9b608b87771cf095175a237a45606d4d6ff0dea3f8a6d01d09663773ef3ce02271a9fc830a4b774ecc77b8724376
ripemd-160 735c74e847a9f5f8503e486d014fe60255dba902

68129968 as geometric shapes

Circle

Radius = n
Diameter 136259936
Circumference 428073213.91622
Area 1.4582307182884E+16

Sphere

Radius = n
Volume 1.3246561623148E+24
Surface area 5.8329228731538E+16
Circumference 428073213.91622

Square

Length = n
Perimeter 272519872
Area 4641692539681024
Diagonal 96350324.749645

Cube

Length = n
Surface area 27850155238086144
Volume 3.1623836419431E+23
Space diagonal 118004566.09404

Equilateral Triangle

Length = n
Perimeter 204389904
Area 2.0099118279602E+15
Altitude 59002283.047021

Triangular Pyramid

Length = n
Surface area 2.0099118279602E+15
Volume 3.7269048632189E+22
Height 32116774.916548