68750145 (number)

68750145 is an odd 8-digits composite number following 68750144 and preceding 68750146. In scientific notation, it is written as 6.8750145 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors. There are 35612928 positive integers (up to 68750145) that are relatively prime to 68750145.

Interesting facts

Basic properties

Name

Name sixty-eight million seven hundred fifty thousand one hundred forty-five

Notation

Scientific notation 6.8750145 × 10^7
Engineering notation 6.8750145 × 10^6

Prime Factorization of 68750145

Prime Factorization 9 × 5 × 83 × 79 × 233

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 68750145
Product of the distinct prime numbers

The prime factorization of 68750145 is 9 × 5 × 83 × 79 × 233. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68750145)

Multiplication

n×y
n×2 137500290
n×3 206250435
n×4 275000580
n×5 343750725

Division

n÷y
n÷2 34375072.5
n÷3 22916715
n÷3 17187536.25
n÷5 13750029

Exponentiation

ny
n2 4726582437521025
n3 3.2495322793402E+23
n4 2.2340581538682E+31
n5 1.5359182201687E+39

Nth Root

y√n
2√n 8291.5707197129
3√n 409.66092330396
4√n 91.058062354263
5√n 36.936413519866

Divisors of 68750145

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 -68750144
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 68750145 can be divided by 32 positive divisors. The sum of these divisors (counting 68750145) is 1, the average is 0.03125.

Base conversion 68750145

Base System Value
2 Binary 100000110010000101101000001
3 Ternary 11210100212110200
4 Quaternary 10012100231001
5 Quinary 120100001040
6 Senary 10453315413
8 Octal 406205501
10 Decimal 68750145
12 Duodecimal 1b035b69
16 Hexadecimal 4190b41
20 Vigesimal 119df75
36 Base36 14xjy9

Cryptographic Hash Functions

md5 ab5ca1a638fa564b16d4be2a240afeb5
sha1 f19a78cae0d4b15264def32bdf7250524a2f406a
sha256 60496f6c41239f75cb270e4e7aadbfc717a39ab5f4b105a3ec4e4267acff62bb
sha512 975102a79deb0cd280fc65ee11fa3fcd077ba13be3c461119c06750c210182222f8fe34cdda1436ae63480859226e91e3cbc8f32f7df2241eb60acd443cc4fca
ripemd-160 984cf735481916badff7e0197a8e668a21bd828c

68750145 as geometric shapes

Circle

Radius = n
Diameter 137500290
Circumference 431969900.93047
Area 1.4848996662303E+16

Sphere

Radius = n
Volume 1.3611608981838E+24
Surface area 5.939598664921E+16
Circumference 431969900.93047

Square

Length = n
Perimeter 275000580
Area 4726582437521025
Diagonal 97227387.474117

Cube

Length = n
Surface area 28359494625126150
Volume 3.2495322793402E+23
Space diagonal 119078744.16773

Equilateral Triangle

Length = n
Perimeter 206250435
Area 2.0466702319873E+15
Altitude 59539372.083864

Triangular Pyramid

Length = n
Surface area 2.0466702319873E+15
Volume 3.8296105173434E+22
Height 32409129.158039