61749940 (number)

61749940 is an even 8-digits composite number following 61749939 and preceding 61749941. In scientific notation, it is written as 6.1749940 × 10^7. The sum of its digits is 40. It has a total of 6 prime factors and 48 positive divisors. There are 19958400 positive integers (up to 61749940) that are relatively prime to 61749940.

Interesting facts

Basic properties

Name

Name sixty-one million seven hundred forty-nine thousand nine hundred forty

Notation

Scientific notation 6.1749940 × 10^7
Engineering notation 6.1749940 × 10^6

Prime Factorization of 61749940

Prime Factorization 2 × 2 × 115 × 7 × 127 × 151

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 30874970
Product of the distinct prime numbers

The prime factorization of 61749940 is 2 × 2 × 115 × 7 × 127 × 151. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 61749940)

Multiplication

n×y
n×2 123499880
n×3 185249820
n×4 246999760
n×5 308749700

Division

n÷y
n÷2 30874970
n÷3 20583313.333333
n÷3 15437485
n÷5 12349988

Exponentiation

ny
n2 3813055090003600
n3 2.3545592302442E+23
n4 1.4539389119402E+31
n5 8.9780640575975E+38

Nth Root

y√n
2√n 7858.1130050414
3√n 395.25634164519
4√n 88.645998246065
5√n 36.151582094457

Divisors of 61749940

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -61749939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 61749940 can be divided by 48 positive divisors. The sum of these divisors (counting 61749940) is 1, the average is 0.020833333333333.

Base conversion 61749940

Base System Value
2 Binary 11101011100011101010110100
3 Ternary 11022012012222211
4 Quaternary 3223203222310
5 Quinary 111301444230
6 Senary 10043303204
8 Octal 353435264
10 Decimal 61749940
12 Duodecimal 1881ab04
16 Hexadecimal 3ae3ab4
20 Vigesimal j5ieh0
36 Base36 10rik4

Cryptographic Hash Functions

md5 3b98856a71110055ffb1115c487e4d9c
sha1 c35b786826b13120ccd72847d2c64ee8a1a84fc8
sha256 3f51c5264a0813e9995043c34bcebedbebae84701ac9e2ee103d56a13688dd23
sha512 75994e87ab43060ba015e302b646bfb6a140c8026d8b17ae5ac23d7e141aab1bb6db01986cb95d19384ccb38d79e5bc0a03f90b2a9c3e550c3f2265b5fba687c
ripemd-160 1871d4e2448c92f97b93533308dd722ed22ee4cd

61749940 as geometric shapes

Circle

Radius = n
Diameter 123499880
Circumference 387986315.72722
Area 1.1979065858488E+16

Sphere

Radius = n
Volume 9.8627546402362E+23
Surface area 4.7916263433954E+16
Circumference 387986315.72722

Square

Length = n
Perimeter 246999760
Area 3813055090003600
Diagonal 87327602.623725

Cube

Length = n
Surface area 22878330540021600
Volume 2.3545592302442E+23
Space diagonal 106954033.44433

Equilateral Triangle

Length = n
Perimeter 185249820
Area 1.6511012869863E+15
Altitude 53477016.722165

Triangular Pyramid

Length = n
Surface area 1.6511012869863E+15
Volume 2.7748746640184E+22
Height 29109200.874575