128976445 (number)

128976445 is an odd 9-digits composite number following 128976444 and preceding 128976446. In scientific notation, it is written as 1.28976445 × 10^8. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 95088960 positive integers (up to 128976445) that are relatively prime to 128976445.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million nine hundred seventy-six thousand four hundred forty-five

Notation

Scientific notation 1.28976445 × 10^8
Engineering notation 1.28976445 × 10^6

Prime Factorization of 128976445

Prime Factorization 5 × 13 × 2411 × 823

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 128976445
Product of the distinct prime numbers

The prime factorization of 128976445 is 5 × 13 × 2411 × 823. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 9, 22, 63, 511, 595, 3140, 4525, 32533, 54018, 324900, 246294, 725622, 972552, 77314553, 90925709, 863379816, 813689714, 4914081531, 5383463053

Basic calculations (n = 128976445)

Multiplication

n×y
n×2 257952890
n×3 386929335
n×4 515905780
n×5 644882225

Division

n÷y
n÷2 64488222.5
n÷3 42992148.333333
n÷3 32244111.25
n÷5 25795289

Exponentiation

ny
n2 16634923364838025
n3 2.1455132784442E+24
n4 2.7672067535403E+32
n5 3.5690448965162E+40

Nth Root

y√n
2√n 11356.779693205
3√n 505.24667881786
4√n 106.56819268996
5√n 41.889201366043

Divisors of 128976445

1, 5, 13, 65, 823, 2411, 4115, 10699, 12055, 31343, 53495, 156715, 1984253, 9921265, 25795289, 128976445

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 -128976444
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 128976445 can be divided by 16 positive divisors. The sum of these divisors (counting 128976445) is 1, the average is 0.0625.

Base conversion 128976445

Base System Value
2 Binary 111101100000000011000111101
3 Ternary 22222200200102101
4 Quaternary 13230000120331
5 Quinary 231004221240
6 Senary 20444225101
8 Octal 754003075
10 Decimal 128976445
12 Duodecimal 3723b191
16 Hexadecimal 7b0063d
20 Vigesimal 2062125
36 Base36 24sev1

Cryptographic Hash Functions

md5 552bf48c86f7ebbc05f001cb50058f49
sha1 d1c8be4b1514a95c01b9584fa844183887ab462d
sha256 8942a0af15cd2a0369d8660f34e8685ca112ca7c34101f54b487a25c7b5e2e54
sha512 5356fd78af94095cef2b5f8bd52e70adc8ed9f6702c0c3b967e48d4939fee5d9732cd8815a7a247af6257ba1c71816c55ed54af738fcab2f6c4b7582c0080996
ripemd-160 0055e3a71d928fa11f756671817a383c94b074bf

128976445 as geometric shapes

Circle

Radius = n
Diameter 257952890
Circumference 810382904.19626
Area 5.2260153036004E+16

Sphere

Radius = n
Volume 8.9871050049864E+24
Surface area 2.0904061214402E+17
Circumference 810382904.19626

Square

Length = n
Perimeter 515905780
Area 16634923364838025
Diagonal 182400237.74567

Cube

Length = n
Surface area 99809540189028150
Volume 2.1455132784442E+24
Space diagonal 223393755.71961

Equilateral Triangle

Length = n
Perimeter 386929335
Area 7.2031331119785E+15
Altitude 111696877.85981

Triangular Pyramid

Length = n
Surface area 7.2031331119785E+15
Volume 2.5285116471895E+23
Height 60800079.248556