129221285 (number)

129221285 is an odd 9-digits composite number following 129221284 and preceding 129221286. In scientific notation, it is written as 1.29221285 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 103310080 positive integers (up to 129221285) that are relatively prime to 129221285.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29221285 × 10^8
Engineering notation 1.29221285 × 10^6

Prime Factorization of 129221285

Prime Factorization 5 × 1721 × 15017

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129221285
Product of the distinct prime numbers

The prime factorization of 129221285 is 5 × 1721 × 15017. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129221285)

Multiplication

n×y
n×2 258442570
n×3 387663855
n×4 516885140
n×5 646106425

Division

n÷y
n÷2 64610642.5
n÷3 43073761.666667
n÷3 32305321.25
n÷5 25844257

Exponentiation

ny
n2 16698140497051225
n3 2.1577551721395E+24
n4 2.7882789605926E+32
n5 3.6030499022624E+40

Nth Root

y√n
2√n 11367.554046496
3√n 505.56618522557
4√n 106.61873215573
5√n 41.905093218376

Divisors of 129221285

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 -129221284
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 129221285 can be divided by 8 positive divisors. The sum of these divisors (counting 129221285) is 1, the average is 0.125.

Base conversion 129221285

Base System Value
2 Binary 111101100111100001010100101
3 Ternary 100000011010021112
4 Quaternary 13230330022211
5 Quinary 231040040120
6 Senary 20453354405
8 Octal 754741245
10 Decimal 129221285
12 Duodecimal 37338a05
16 Hexadecimal 7b3c2a5
20 Vigesimal 207cd45
36 Base36 24xns5

Cryptographic Hash Functions

md5 607b87f3989ac2ae6d54d2f172ffc723
sha1 4a84d3d8b7cd8ed427c86ea199dc3f981a0ef930
sha256 5bc0e452b473009e0dc4a3896193b1bff1a1ee0bfa024439cba84fa899dacd03
sha512 ba0cdf49a24120a06a823c03ec55f7bdbfcfcb684936553f4bd3b9ac7e48059f41d0e9769935a34cef8ea027240a29128fb75773dc7e2568cecf640c2422683d
ripemd-160 2a13a1be05afe5f5278bba5f1562e4e9a56ee6cd

129221285 as geometric shapes

Circle

Radius = n
Diameter 258442570
Circumference 811921279.28687
Area 5.2458755514146E+16

Sphere

Radius = n
Volume 9.0383837293851E+24
Surface area 2.0983502205659E+17
Circumference 811921279.28687

Square

Length = n
Perimeter 516885140
Area 16698140497051225
Diagonal 182746493.79428

Cube

Length = n
Surface area 100188842982307350
Volume 2.1577551721395E+24
Space diagonal 223817831.03934

Equilateral Triangle

Length = n
Perimeter 387663855
Area 7.230506933204E+15
Altitude 111908915.51967

Triangular Pyramid

Length = n
Surface area 7.230506933204E+15
Volume 2.542938857267E+23
Height 60915497.931426