129797938 (number)

129797938 is an even 9-digits composite number following 129797937 and preceding 129797939. In scientific notation, it is written as 1.29797938 × 10^8. The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors. There are 64898968 positive integers (up to 129797938) that are relatively prime to 129797938.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million seven hundred ninety-seven thousand nine hundred thirty-eight

Notation

Scientific notation 1.29797938 × 10^8
Engineering notation 1.29797938 × 10^6

Prime Factorization of 129797938

Prime Factorization 2 × 64898969

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 129797938
Product of the distinct prime numbers

The prime factorization of 129797938 is 2 × 64898969. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 4, 7, 92, 710, 511, 8576, 9905, 64297, 39253, 356603, 348623, 1786627, 1531164, 59455314, 24022990, 373113097, 22939627, 4216798086, 7913483936

Basic calculations (n = 129797938)

Multiplication

n×y
n×2 259595876
n×3 389393814
n×4 519191752
n×5 648989690

Division

n÷y
n÷2 64898969
n÷3 43265979.333333
n÷3 32449484.5
n÷5 25959587.6

Exponentiation

ny
n2 16847504709051844
n3 2.1867713716802E+24
n4 2.8383841492152E+32
n5 3.6841640982002E+40

Nth Root

y√n
2√n 11392.889800222
3√n 506.3171029682
4√n 106.73748076576
5√n 41.942427127633

Divisors of 129797938

1, 2, 64898969, 129797938

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 -129797937
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 129797938 can be divided by 4 positive divisors. The sum of these divisors (counting 129797938) is 1, the average is 0.25.

Base conversion 129797938

Base System Value
2 Binary 111101111001000111100110010
3 Ternary 100001020102022001
4 Quaternary 13233020330302
5 Quinary 231212013223
6 Senary 20514004214
8 Octal 757107462
10 Decimal 129797938
12 Duodecimal 3757666a
16 Hexadecimal 7bc8f32
20 Vigesimal 20b4egi
36 Base36 25a0qa

Cryptographic Hash Functions

md5 3d81f8813700bd5326c9819b4d8a46ff
sha1 aab6116f9bd2850bd684b8c3020198e2f81771a5
sha256 a755d4be9fca088ac81174e1ecb5efe2cbae53576f1c1b13ec5743300f67a800
sha512 031ec246d0280711acaa141dd95a60fc637f69a843fd7f903b057345608a85b3b73edf50c54509650f291b52c5a1a4cdfa2414cb58480cab1b4f2a1a72d2ba72
ripemd-160 d005a1ef0346b311341b7b7e9aa81e74e76be648

129797938 as geometric shapes

Circle

Radius = n
Diameter 259595876
Circumference 815544496.94381
Area 5.2927997025277E+16

Sphere

Radius = n
Volume 9.1599265018014E+24
Surface area 2.1171198810111E+17
Circumference 815544496.94381

Square

Length = n
Perimeter 519191752
Area 16847504709051844
Diagonal 183562004.28766

Cube

Length = n
Surface area 101085028254311064
Volume 2.1867713716802E+24
Space diagonal 224816623.33368

Equilateral Triangle

Length = n
Perimeter 389393814
Area 7.2951835342084E+15
Altitude 112408311.66684

Triangular Pyramid

Length = n
Surface area 7.2951835342084E+15
Volume 2.5771347763662E+23
Height 61187334.762554