129521705 (number)

129521705 is an odd 9-digits composite number following 129521704 and preceding 129521706. In scientific notation, it is written as 1.29521705 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 103539328 positive integers (up to 129521705) that are relatively prime to 129521705.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29521705 × 10^8
Engineering notation 1.29521705 × 10^6

Prime Factorization of 129521705

Prime Factorization 5 × 1433 × 18077

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129521705
Product of the distinct prime numbers

The prime factorization of 129521705 is 5 × 1433 × 18077. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129521705)

Multiplication

n×y
n×2 259043410
n×3 388565115
n×4 518086820
n×5 647608525

Division

n÷y
n÷2 64760852.5
n÷3 43173901.666667
n÷3 32380426.25
n÷5 25904341

Exponentiation

ny
n2 16775872066107025
n3 2.1728395528641E+24
n4 2.8142988357839E+32
n5 3.6451278359025E+40

Nth Root

y√n
2√n 11380.760299734
3√n 505.95767037985
4√n 106.68064632225
5√n 41.924559728524

Divisors of 129521705

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 -129521704
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 129521705 can be divided by 8 positive divisors. The sum of these divisors (counting 129521705) is 1, the average is 0.125.

Base conversion 129521705

Base System Value
2 Binary 111101110000101100000101001
3 Ternary 100000201101101012
4 Quaternary 13232011200221
5 Quinary 231124143310
6 Senary 20504033305
8 Octal 756054051
10 Decimal 129521705
12 Duodecimal 37462835
16 Hexadecimal 7b85829
20 Vigesimal 209a455
36 Base36 2543l5

Cryptographic Hash Functions

md5 84762608687ac52fe826846e58f690b4
sha1 3564d4d717ec7833094c3e7a98421d3259eb7573
sha256 223747c3ffaffa6e618d7979fafd0582bff22e310b5dfd6458939b52cc47baed
sha512 fa2a34ab81862c51d048da915b67c78949c11c0d9de8e1d17d7eaed26da3aa0179518491c09859e1be635719e47f5d5013017336a6eddd7e9b3eee877cefb101
ripemd-160 d10a86dc271fa5e4034c0d6b22721a374f9098fc

129521705 as geometric shapes

Circle

Radius = n
Diameter 259043410
Circumference 813808873.81685
Area 5.2702956440444E+16

Sphere

Radius = n
Volume 9.1015690356094E+24
Surface area 2.1081182576178E+17
Circumference 813808873.81685

Square

Length = n
Perimeter 518086820
Area 16775872066107025
Diagonal 183171351.83269

Cube

Length = n
Surface area 100655232396642150
Volume 2.1728395528641E+24
Space diagonal 224338173.74295

Equilateral Triangle

Length = n
Perimeter 388565115
Area 7.2641656899432E+15
Altitude 112169086.87147

Triangular Pyramid

Length = n
Surface area 7.2641656899432E+15
Volume 2.5607159704342E+23
Height 61057117.277562