39745981 (number)

39745981 is an odd 8-digits composite number following 39745980 and preceding 39745982. In scientific notation, it is written as 3.9745981 × 10^7. The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors. There are 36132700 positive integers (up to 39745981) that are relatively prime to 39745981.

Interesting facts

Basic properties

Name

Name thirty-nine million seven hundred forty-five thousand nine hundred eighty-one

Notation

Scientific notation 3.9745981 × 10^7
Engineering notation 3.9745981 × 10^6

Prime Factorization of 39745981

Prime Factorization 11 × 3613271

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 39745981
Product of the distinct prime numbers

The prime factorization of 39745981 is 11 × 3613271. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 4, 65, 96, 559, 517, 4346, 4519, 51219, 36699, 670059, 742869, 1745369, 9644013, 38426946, 2444145, 477043447, 347942579, 8216683101, 1955702564

Basic calculations (n = 39745981)

Multiplication

n×y
n×2 79491962
n×3 119237943
n×4 158983924
n×5 198729905

Division

n÷y
n÷2 19872990.5
n÷3 13248660.333333
n÷3 9936495.25
n÷5 7949196.2

Exponentiation

ny
n2 1579743005652361
n3 6.2788435487542E+22
n4 2.4955879639076E+30
n5 9.9189591797298E+37

Nth Root

y√n
2√n 6304.4413709702
3√n 341.2697074764
4√n 79.400512409997
5√n 33.102336115727

Divisors of 39745981

1, 11, 3613271, 39745981

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -39745980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 39745981 can be divided by 4 positive divisors. The sum of these divisors (counting 39745981) is 1, the average is 0.25.

Base conversion 39745981

Base System Value
2 Binary 10010111100111100110111101
3 Ternary 2202210022020101
4 Quaternary 2113213212331
5 Quinary 40133332411
6 Senary 3535521101
8 Octal 227474675
10 Decimal 39745981
12 Duodecimal 11389191
16 Hexadecimal 25e79bd
20 Vigesimal c884j1
36 Base36 nnw71

Cryptographic Hash Functions

md5 ce5addc0f0731d9eef197e5f60d240b3
sha1 75e440e578c66a0c81acc6f3fd16a399d18d8e39
sha256 be360e549fc5279c05ae72833d4adc54debc8e144b36fa94ce97a24ebf2c9a25
sha512 b78e1759b99270544f65577323f31c99ecbc17095fe3981e0ae3ed302e4dc4f242fa0694310a2c6c9efdc4ec3b7a001297ec63c1018137ff187e9d7e83a04d18
ripemd-160 b435bf3823816bf8c7b70b3a1cf3c57a04cfef22

39745981 as geometric shapes

Circle

Radius = n
Diameter 79491962
Circumference 249731363.83864
Area 4.9629090211173E+15

Sphere

Radius = n
Volume 2.6300758354408E+23
Surface area 1.9851636084469E+16
Circumference 249731363.83864

Square

Length = n
Perimeter 158983924
Area 1579743005652361
Diagonal 56209305.380023

Cube

Length = n
Surface area 9478458033914166
Volume 6.2788435487542E+22
Space diagonal 68842058.488667

Equilateral Triangle

Length = n
Perimeter 119237943
Area 6.8404878717286E+14
Altitude 34421029.244334

Triangular Pyramid

Length = n
Surface area 6.8404878717286E+14
Volume 7.3996880855558E+21
Height 18736435.126674