129538437 (number)

129538437 is an odd 9-digits composite number following 129538436 and preceding 129538438. In scientific notation, it is written as 1.29538437 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 74021952 positive integers (up to 129538437) that are relatively prime to 129538437.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million five hundred thirty-eight thousand four hundred thirty-seven

Notation

Scientific notation 1.29538437 × 10^8
Engineering notation 1.29538437 × 10^6

Prime Factorization of 129538437

Prime Factorization 7 × 3 × 6168497

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129538437
Product of the distinct prime numbers

The prime factorization of 129538437 is 7 × 3 × 6168497. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 3, 59, 12, 637, 133, 3239, 7148, 18621, 99647, 592580, 608475, 9838948, 7566723, 3758032, 73123883, 745397633, 696202473, 8931377913, 3280067442

Basic calculations (n = 129538437)

Multiplication

n×y
n×2 259076874
n×3 388615311
n×4 518153748
n×5 647692185

Division

n÷y
n÷2 64769218.5
n÷3 43179479
n÷3 32384609.25
n÷5 25907687.4

Exponentiation

ny
n2 16780206660402969
n3 2.1736817433256E+24
n4 2.8157533556583E+32
n5 3.6474828866948E+40

Nth Root

y√n
2√n 11381.495376268
3√n 505.97945648185
4√n 106.68409148635
5√n 41.92564286048

Divisors of 129538437

1, 3, 7, 21, 6168497, 18505491, 43179479, 129538437

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129538436
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129538437 can be divided by 8 positive divisors. The sum of these divisors (counting 129538437) is 1, the average is 0.125.

Base conversion 129538437

Base System Value
2 Binary 111101110001001100110000101
3 Ternary 100000202020022220
4 Quaternary 13232021212011
5 Quinary 231130212222
6 Senary 20504242553
8 Octal 756114605
10 Decimal 129538437
12 Duodecimal 37470459
16 Hexadecimal 7b89985
20 Vigesimal 209c61h
36 Base36 254ghx

Cryptographic Hash Functions

md5 49d51f8e907ade427468702e16ad13d5
sha1 ff28ee36dc457345ab12a5c8c2758553c6748207
sha256 b46ff983d8ad79804666018ea1073882172b15c3a67304a1cccb10c5a4970632
sha512 240ef3ed3c43115f21260efb2346ce40ed81e51cd847f84b17c37ab8f52d6b1702646fe3ea625373c251ae4ac51c741a644cb7ac886441366d4fefab0aa68231
ripemd-160 ee1fbbab01a29b9d41d2f997b951f8e7ccaabd48

129538437 as geometric shapes

Circle

Radius = n
Diameter 259076874
Circumference 813914004.07341
Area 5.271657397004E+16

Sphere

Radius = n
Volume 9.1050967947652E+24
Surface area 2.1086629588016E+17
Circumference 813914004.07341

Square

Length = n
Perimeter 518153748
Area 16780206660402969
Diagonal 183195014.45401

Cube

Length = n
Surface area 100681239962417814
Volume 2.1736817433256E+24
Space diagonal 224367154.41706

Equilateral Triangle

Length = n
Perimeter 388615311
Area 7.2660426243309E+15
Altitude 112183577.20853

Triangular Pyramid

Length = n
Surface area 7.2660426243309E+15
Volume 2.5617085014115E+23
Height 61065004.818004