61639938 (number)

61639938 is an even 8-digits composite number following 61639937 and preceding 61639939. In scientific notation, it is written as 6.1639938 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors. There are 20346552 positive integers (up to 61639938) that are relatively prime to 61639938.

Interesting facts

Basic properties

Name

Name sixty-one million six hundred thirty-nine thousand nine hundred thirty-eight

Notation

Scientific notation 6.1639938 × 10^7
Engineering notation 6.1639938 × 10^6

Prime Factorization of 61639938

Prime Factorization 2 × 3 × 3 × 103 × 33247

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20546646
Product of the distinct prime numbers

The prime factorization of 61639938 is 2 × 3 × 3 × 103 × 33247. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 3, 36, 73, 909, 789, 4843, 3966, 85263, 85407, 995622, 657667, 7116636, 5679692, 93584302, 57771767, 3114779, 504815994, 7776852622, 4349439351

Basic calculations (n = 61639938)

Multiplication

n×y
n×2 123279876
n×3 184919814
n×4 246559752
n×5 308199690

Division

n÷y
n÷2 30819969
n÷3 20546646
n÷3 15409984.5
n÷5 12327987.6

Exponentiation

ny
n2 3799481956643844
n3 2.3419983223965E+23
n4 1.4436063138862E+31
n5 8.8983803684355E+38

Nth Root

y√n
2√n 7851.1106220712
3√n 395.02149752144
4√n 88.60649311462
5√n 36.138692744108

Divisors of 61639938

1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 33247, 66494, 99741, 199482, 299223, 598446, 3424441, 6848882, 10273323, 20546646, 30819969, 61639938

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -61639937
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 61639938 can be divided by 24 positive divisors. The sum of these divisors (counting 61639938) is 1, the average is 0.041666666666667.

Base conversion 61639938

Base System Value
2 Binary 11101011001000110100000010
3 Ternary 11021222122002200
4 Quaternary 3223020310002
5 Quinary 111234434223
6 Senary 10041054030
8 Octal 353106402
10 Decimal 61639938
12 Duodecimal 18787316
16 Hexadecimal 3ac8d02
20 Vigesimal j54jgi
36 Base36 10p5oi

Cryptographic Hash Functions

md5 d048d68bf8d1262dcc71f4434df5439f
sha1 66dba536d50db6bedf241d69356c4b4ac223356b
sha256 9fd8b3af200abfc675b86e90dca6cdf89cd6bfe5535145434890e8f78da936f9
sha512 2af20751c1c39a7c8c6613e897b5c74190163ce324fe787695697e7c3be154ec22f87015f1793d06396ea31fd670beeebcd720916fdc693336ed6b23edf305b3
ripemd-160 4459295a2ccfd35427df37fde439f20f4e2e1433

61639938 as geometric shapes

Circle

Radius = n
Diameter 123279876
Circumference 387295152.77706
Area 1.1936424602439E+16

Sphere

Radius = n
Volume 9.8101396324804E+23
Surface area 4.7745698409757E+16
Circumference 387295152.77706

Square

Length = n
Perimeter 246559752
Area 3799481956643844
Diagonal 87172036.303437

Cube

Length = n
Surface area 22796891739863064
Volume 2.3419983223965E+23
Space diagonal 106763504.3914

Equilateral Triangle

Length = n
Perimeter 184919814
Area 1.6452239478371E+15
Altitude 53381752.195698

Triangular Pyramid

Length = n
Surface area 1.6452239478371E+15
Volume 2.7600714921567E+22
Height 29057345.434479