42789945 (number)

42789945 is an odd 8-digits composite number following 42789944 and preceding 42789946. In scientific notation, it is written as 4.2789945 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors. There are 19595520 positive integers (up to 42789945) that are relatively prime to 42789945.

Interesting facts

Basic properties

Name

Name forty-two million seven hundred eighty-nine thousand nine hundred forty-five

Notation

Scientific notation 4.2789945 × 10^7
Engineering notation 4.2789945 × 10^6

Prime Factorization of 42789945

Prime Factorization 3 × 37 × 2365 × 163

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 42789945
Product of the distinct prime numbers

The prime factorization of 42789945 is 3 × 37 × 2365 × 163. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 42789945)

Multiplication

n×y
n×2 85579890
n×3 128369835
n×4 171159780
n×5 213949725

Division

n÷y
n÷2 21394972.5
n÷3 14263315
n÷3 10697486.25
n÷5 8557989

Exponentiation

ny
n2 1830979393103025
n3 7.8347507527012E+22
n4 3.3524855379679E+30
n5 1.4345267178294E+38

Nth Root

y√n
2√n 6541.4023725804
3√n 349.76840461
4√n 80.87893651984
5√n 33.594512682424

Divisors of 42789945

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -42789944
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 42789945 can be divided by 16 positive divisors. The sum of these divisors (counting 42789945) is 1, the average is 0.0625.

Base conversion 42789945

Base System Value
2 Binary 10100011001110110000111001
3 Ternary 2222111221202210
4 Quaternary 2203032300321
5 Quinary 41423234240
6 Senary 4125045333
8 Octal 243166071
10 Decimal 42789945
12 Duodecimal 123b6849
16 Hexadecimal 28cec39
20 Vigesimal d78eh5
36 Base36 ph4xl

Cryptographic Hash Functions

md5 a2ede0ac38e6d5d99880dd60fe295583
sha1 1bd04300cdd5a5ba6ec82885228c727a7b61e57f
sha256 7708f4f54a117b58f148fe2f79082ac693c8dc4aa0b41555f69b1543297cf6e2
sha512 d075cb04c4edd09a7f588a1fa3fddd2eab62f72c13b29b78b2cb97e47bb16040bbc2f2c8c265ba0008c84762db50a0bbe04fad475f52896663124d544e0a9c48
ripemd-160 42a3c0f75660151a47ac6b692bb60efeb881a7ef

42789945 as geometric shapes

Circle

Radius = n
Diameter 85579890
Circumference 268857153.71902
Area 5.7521914102468E+15

Sphere

Radius = n
Volume 3.2818127209858E+23
Surface area 2.3008765640987E+16
Circumference 268857153.71902

Square

Length = n
Perimeter 171159780
Area 1830979393103025
Diagonal 60514120.552199

Cube

Length = n
Surface area 10985876358618150
Volume 7.8347507527012E+22
Space diagonal 74114358.793078

Equilateral Triangle

Length = n
Perimeter 128369835
Area 7.9283733411652E+14
Altitude 37057179.396539

Triangular Pyramid

Length = n
Surface area 7.9283733411652E+14
Volume 9.2333423102357E+21
Height 20171373.5174