128540901 (number)

128540901 is an odd 9-digits composite number following 128540900 and preceding 128540902. In scientific notation, it is written as 1.28540901 × 10^8. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 85649120 positive integers (up to 128540901) that are relatively prime to 128540901.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.28540901 × 10^8
Engineering notation 1.28540901 × 10^6

Prime Factorization of 128540901

Prime Factorization 3 × 2111 × 20297

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128540901
Product of the distinct prime numbers

The prime factorization of 128540901 is 3 × 2111 × 20297. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 1, 63, 25, 558, 772, 2763, 6654, 35428, 37532, 213501, 843689, 7699140, 7319256, 73608475, 61689188, 473556013, 705401225, 5739487750, 6396479726

Basic calculations (n = 128540901)

Multiplication

n×y
n×2 257081802
n×3 385622703
n×4 514163604
n×5 642704505

Division

n÷y
n÷2 64270450.5
n÷3 42846967
n÷3 32135225.25
n÷5 25708180.2

Exponentiation

ny
n2 16522763229891801
n3 2.12385087258E+24
n4 2.7300170475106E+32
n5 3.5091885103238E+40

Nth Root

y√n
2√n 11337.587970993
3√n 504.6773104321
4√n 106.4781102903
5√n 41.860871720845

Divisors of 128540901

1, 3, 2111, 6333, 20297, 60891, 42846967, 128540901

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 -128540900
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 128540901 can be divided by 8 positive divisors. The sum of these divisors (counting 128540901) is 1, the average is 0.125.

Base conversion 128540901

Base System Value
2 Binary 111101010010110000011100101
3 Ternary 22221212112222010
4 Quaternary 13222112003211
5 Quinary 230401302101
6 Senary 20431024433
8 Octal 752260345
10 Decimal 128540901
12 Duodecimal 3706b119
16 Hexadecimal 7a960e5
20 Vigesimal 2037c51
36 Base36 24j2sl

Cryptographic Hash Functions

md5 e11e392c12d1ee4272472707fc0b058c
sha1 2d1704edf782f629cc66e47349e883590c6d1690
sha256 9cd7568a5a60610ebca0614d3fceb2dfba1ce207ebe4627c4929b3dc89e48850
sha512 10a27227bb5f7dec14567dddeb707b6d694c074d3f2df18031906853257899dc3da398256e2b607dbc4d56264d7baa4f637438f65369a4acdfea602b33004993
ripemd-160 e400484f51592907b93e127ef029cf3b170d82f8

128540901 as geometric shapes

Circle

Radius = n
Diameter 257081802
Circumference 807646300.53483
Area 5.1907791580032E+16

Sphere

Radius = n
Volume 8.89636573149E+24
Surface area 2.0763116632013E+17
Circumference 807646300.53483

Square

Length = n
Perimeter 514163604
Area 16522763229891801
Diagonal 181784285.51386

Cube

Length = n
Surface area 99136579379350806
Volume 2.12385087258E+24
Space diagonal 222639371.38268

Equilateral Triangle

Length = n
Perimeter 385622703
Area 7.1545663489009E+15
Altitude 111319685.69134

Triangular Pyramid

Length = n
Surface area 7.1545663489009E+15
Volume 2.5029822570504E+23
Height 60594761.837952