129021520 (number)

129021520 is an even 9-digits composite number following 129021519 and preceding 129021521. In scientific notation, it is written as 1.29021520 × 10^8. The sum of its digits is 22. It has a total of 7 prime factors and 40 positive divisors. There are 51025920 positive integers (up to 129021520) that are relatively prime to 129021520.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million twenty-one thousand five hundred twenty

Notation

Scientific notation 1.29021520 × 10^8
Engineering notation 1.29021520 × 10^6

Prime Factorization of 129021520

Prime Factorization 2 × 2 × 2 × 2 × 5 × 89 × 18121

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16127690
Product of the distinct prime numbers

The prime factorization of 129021520 is 2 × 2 × 2 × 2 × 5 × 89 × 18121. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 5, 25, 4, 615, 28, 5186, 851, 14670, 61883, 412176, 524750, 1678245, 9698439, 77934862, 24772390, 515439226, 916540390, 3725852372, 51271799

Basic calculations (n = 129021520)

Multiplication

n×y
n×2 258043040
n×3 387064560
n×4 516086080
n×5 645107600

Division

n÷y
n÷2 64510760
n÷3 43007173.333333
n÷3 32255380
n÷5 25804304

Exponentiation

ny
n2 16646552623110400
n3 2.1477635221937E+24
n4 2.7710771423398E+32
n5 3.5752858494194E+40

Nth Root

y√n
2√n 11358.764017269
3√n 505.30553023972
4√n 106.5775023974
5√n 41.892128864713

Divisors of 129021520

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 18121, 36242, 72484, 90605, 144968, 181210, 289936, 362420, 724840, 1449680, 1612769, 3225538, 6451076, 8063845, 12902152, 16127690, 25804304, 32255380, 64510760, 129021520

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129021519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129021520 can be divided by 40 positive divisors. The sum of these divisors (counting 129021520) is 1, the average is 0.025.

Base conversion 129021520

Base System Value
2 Binary 111101100001011011001010000
3 Ternary 22222202222020211
4 Quaternary 13230023121100
5 Quinary 231012142040
6 Senary 20445213504
8 Octal 754133120
10 Decimal 129021520
12 Duodecimal 37261294
16 Hexadecimal 7b0b650
20 Vigesimal 2067dg0
36 Base36 24tdn4

Cryptographic Hash Functions

md5 240e185772d56b2391875a0014327e96
sha1 3086b134f05823ed180123095bbfe801078ea45d
sha256 7ceea88d03d5702fe7dd77378f461061f0699297fdee6341b71225cc36350436
sha512 0260d97afe325f0cf57c57bdc8e7c341978621f97cfc6a488cc861579b84e093bf067472bf5a9815ec2b292b6ecfaed5aec7d2062f56583de8a5dbe725847b03
ripemd-160 0f89dda8e17c94ecce477d46c6f62c0c56894529

129021520 as geometric shapes

Circle

Radius = n
Diameter 258043040
Circumference 810666118.77398
Area 5.229668742836E+16

Sphere

Radius = n
Volume 8.9965308039625E+24
Surface area 2.0918674971344E+17
Circumference 810666118.77398

Square

Length = n
Perimeter 516086080
Area 16646552623110400
Diagonal 182463983.42199

Cube

Length = n
Surface area 99879315738662400
Volume 2.1477635221937E+24
Space diagonal 223471827.90976

Equilateral Triangle

Length = n
Perimeter 387064560
Area 7.208168728524E+15
Altitude 111735913.95488

Triangular Pyramid

Length = n
Surface area 7.208168728524E+15
Volume 2.5311635848804E+23
Height 60821327.807331