128889750 (number)

128889750 is an even 9-digits composite number following 128889749 and preceding 128889751. In scientific notation, it is written as 1.28889750 × 10^8. The sum of its digits is 48. It has a total of 7 prime factors and 64 positive divisors. There are 29376000 positive integers (up to 128889750) that are relatively prime to 128889750.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred eighty-nine thousand seven hundred fifty

Notation

Scientific notation 1.28889750 × 10^8
Engineering notation 1.28889750 × 10^6

Prime Factorization of 128889750

Prime Factorization 2 × 33 × 5 × 5 × 5 × 17 × 919

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5155590
Product of the distinct prime numbers

The prime factorization of 128889750 is 2 × 33 × 5 × 5 × 5 × 17 × 919. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 9, 69, 14, 971, 788, 9965, 9047, 5926, 84498, 72852, 129608, 9893137, 7742737, 96116052, 75329034, 842001521, 421415993, 8783126578, 5278150735

Basic calculations (n = 128889750)

Multiplication

n×y
n×2 257779500
n×3 386669250
n×4 515559000
n×5 644448750

Division

n÷y
n÷2 64444875
n÷3 42963250
n÷3 32222437.5
n÷5 25777950

Exponentiation

ny
n2 16612567655062500
n3 2.1411896919191E+24
n4 2.7597740409403E+32
n5 3.5570658619328E+40

Nth Root

y√n
2√n 11352.962168527
3√n 505.13344837799
4√n 106.5502800021
5√n 41.883568459766

Divisors of 128889750

1, 2, 5, 10, 17, 25, 33, 34, 50, 66, 85, 125, 165, 170, 250, 330, 425, 561, 825, 850, 919, 1122, 1650, 1838, 2125, 2805, 4125, 4250, 4595, 5610, 8250, 9190, 14025, 15623, 22975, 28050, 30327, 31246, 45950, 60654, 70125, 78115, 114875, 140250, 151635, 156230, 229750, 303270, 390575, 515559, 758175, 781150, 1031118, 1516350, 1952875, 2577795, 3790875, 3905750, 5155590, 7581750, 12888975, 25777950, 64444875, 128889750

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128889749
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128889750 can be divided by 64 positive divisors. The sum of these divisors (counting 128889750) is 1, the average is 0.015625.

Base conversion 128889750

Base System Value
2 Binary 111101011101011001110010110
3 Ternary 22222112021111110
4 Quaternary 13223223032112
5 Quinary 230443433000
6 Senary 20442315450
8 Octal 753531626
10 Decimal 128889750
12 Duodecimal 371b8b86
16 Hexadecimal 7aeb396
20 Vigesimal 205b47a
36 Base36 24qjyu

Cryptographic Hash Functions

md5 78686d8a6f5859693e6b714fa6b94a1d
sha1 5defaeda31c3eaf9f414355a7fdf111902a1f611
sha256 cb1656d62888d85e2810d35ca3a63914c59256628ec65591f57b724e30616c0f
sha512 80e123d06f3145eed79763698f46166824019da2e33c1e7f130e14c67576f819c33926859f27191f2ef9a5a8331d3f6b2ba7f57f43aa63bf9ecf3b5f97b8fc01
ripemd-160 fbb067137783ab539d47214405497c19bc562124

128889750 as geometric shapes

Circle

Radius = n
Diameter 257779500
Circumference 809838183.44605
Area 5.2189920502408E+16

Sphere

Radius = n
Volume 8.9689944081003E+24
Surface area 2.0875968200963E+17
Circumference 809838183.44605

Square

Length = n
Perimeter 515559000
Area 16612567655062500
Diagonal 182277632.50088

Cube

Length = n
Surface area 99675405930375000
Volume 2.1411896919191E+24
Space diagonal 223243595.57485

Equilateral Triangle

Length = n
Perimeter 386669250
Area 7.1934528056859E+15
Altitude 111621797.78743

Triangular Pyramid

Length = n
Surface area 7.1934528056859E+15
Volume 2.5234162516045E+23
Height 60759210.833626