129742738 (number)

129742738 is an even 9-digits composite number following 129742737 and preceding 129742739. In scientific notation, it is written as 1.29742738 × 10^8. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 63893376 positive integers (up to 129742738) that are relatively prime to 129742738.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million seven hundred forty-two thousand seven hundred thirty-eight

Notation

Scientific notation 1.29742738 × 10^8
Engineering notation 1.29742738 × 10^6

Prime Factorization of 129742738

Prime Factorization 2 × 223 × 97 × 2999

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 129742738
Product of the distinct prime numbers

The prime factorization of 129742738 is 2 × 223 × 97 × 2999. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 8, 26, 60, 412, 225, 424, 5420, 24569, 61752, 853626, 55511, 7038393, 8089008, 98286322, 37563157, 919039735, 511510584, 1385430414, 2538874931

Basic calculations (n = 129742738)

Multiplication

n×y
n×2 259485476
n×3 389228214
n×4 518970952
n×5 648713690

Division

n÷y
n÷2 64871369
n÷3 43247579.333333
n÷3 32435684.5
n÷5 25948547.6

Exponentiation

ny
n2 16833178063736644
n3 2.1839826112307E+24
n4 2.8335588372546E+32
n5 3.6763368182951E+40

Nth Root

y√n
2√n 11390.466979014
3√n 506.24531788587
4√n 106.72613072258
5√n 41.938859095726

Divisors of 129742738

1, 2, 97, 194, 223, 446, 2999, 5998, 21631, 43262, 290903, 581806, 668777, 1337554, 64871369, 129742738

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 -129742737
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 129742738 can be divided by 16 positive divisors. The sum of these divisors (counting 129742738) is 1, the average is 0.0625.

Base conversion 129742738

Base System Value
2 Binary 111101110111011011110010010
3 Ternary 100001010121120121
4 Quaternary 13232323132102
5 Quinary 231203231423
6 Senary 20512500454
8 Octal 756733622
10 Decimal 129742738
12 Duodecimal 3754a72a
16 Hexadecimal 7bbb792
20 Vigesimal 20ahggi
36 Base36 258u4y

Cryptographic Hash Functions

md5 abb5316be9d5bf1b00da17b51f59da1e
sha1 559bc64ab194a7699f9147f4e68125763e984a6b
sha256 68761fee50b1edf41172cb6b1e8b48b80b19a57d4301e514286d847e9e710c50
sha512 ef651b9f40e4f0409bc8bc66b34604ea645bf99a4083bc3260e12ba7aecaad4c73d40b5eae255ba73a0a5f9bd4d5fe810d07e842ab14dbfcdfe2e526c7b0721a
ripemd-160 cb39cdd62ffc526bc16ff98e4469bb91bd4115c0

129742738 as geometric shapes

Circle

Radius = n
Diameter 259485476
Circumference 815197665.11485
Area 5.2882988541604E+16

Sphere

Radius = n
Volume 9.1482449693471E+24
Surface area 2.1153195416642E+17
Circumference 815197665.11485

Square

Length = n
Perimeter 518970952
Area 16833178063736644
Diagonal 183483939.69902

Cube

Length = n
Surface area 100999068382419864
Volume 2.1839826112307E+24
Space diagonal 224721014.1291

Equilateral Triangle

Length = n
Perimeter 389228214
Area 7.2889799148114E+15
Altitude 112360507.06455

Triangular Pyramid

Length = n
Surface area 7.2889799148114E+15
Volume 2.5738481906579E+23
Height 61161313.233006