20081250 (number)

20081250 is an even 8-digits composite number following 20081249 and preceding 20081251. In scientific notation, it is written as 2.0081250 × 10^7. The sum of its digits is 18. It has a total of 8 prime factors and 48 positive divisors. There are 4320000 positive integers (up to 20081250) that are relatively prime to 20081250.

Interesting facts

Basic properties

Name

Name twenty million eighty-one thousand two hundred fifty

Notation

Scientific notation 2.0081250 × 10^7
Engineering notation 2.0081250 × 10^6

Prime Factorization of 20081250

Prime Factorization 2 × 459 × 7 × 5 × 5 × 5 × 5 × 5

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 32130
Product of the distinct prime numbers

The prime factorization of 20081250 is 2 × 459 × 7 × 5 × 5 × 5 × 5 × 5. Since it has a total of 8 prime factors.

Most popular turbo-numbers

10, 3, 79, 54, 667, 697, 9997, 5571, 67842, 9198, 370678, 226624, 2985529, 6312215, 88989343, 68518488, 100304856, 927122159, 2166228915, 7636474551

Basic calculations (n = 20081250)

Multiplication

n×y
n×2 40162500
n×3 60243750
n×4 80325000
n×5 100406250

Division

n÷y
n÷2 10040625
n÷3 6693750
n÷3 5020312.5
n÷5 4016250

Exponentiation

ny
n2 403256601562500
n3 8.097896630127E+21
n4 1.6261588670374E+29
n5 3.2655302748694E+36

Nth Root

y√n
2√n 4481.2107738869
3√n 271.80884240441
4√n 66.941846209131
5√n 28.877403987917

Divisors of 20081250

1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 459, 625, 875, 918, 1250, 1750, 2295, 3125, 3213, 4375, 4590, 6250, 6426, 8750, 11475, 16065, 21875, 22950, 32130, 43750, 57375, 80325, 114750, 160650, 286875, 401625, 573750, 803250, 1434375, 2008125, 2868750, 4016250, 10040625, 20081250

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20081249
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20081250 can be divided by 48 positive divisors. The sum of these divisors (counting 20081250) is 1, the average is 0.020833333333333.

Base conversion 20081250

Base System Value
2 Binary 1001100100110101001100010
3 Ternary 1101210020022000
4 Quaternary 1030212221202
5 Quinary 20120100000
6 Senary 1554224430
8 Octal 114465142
10 Decimal 20081250
12 Duodecimal 6885116
16 Hexadecimal 1326a62
20 Vigesimal 65a32a
36 Base36 byesi

Cryptographic Hash Functions

md5 57e2df47ecf6b6dde5abbf415fd84ca6
sha1 026c7b5203e514e2e9c87be7b1effe3b31a466c6
sha256 8f69cbab3908b274f885794cb72e4cf290c9b4413bab9b8cc7153de32dbd7a7f
sha512 e81091650a0eb9fd50428e96db035084c022670fa9091d552cd73ee8c476ebfd2b223f03a864d577af6f1af2516f080bef7cd183b340ece708e5f6d4d9d17c8d
ripemd-160 0fcbc7ea8ba04c766fff286c39b0987457edad6a

20081250 as geometric shapes

Circle

Radius = n
Diameter 40162500
Circumference 126174214.9498
Area 1.2668679769803E+15

Sphere

Radius = n
Volume 3.3920390083649E+22
Surface area 5.0674719079213E+15
Circumference 126174214.9498

Square

Length = n
Perimeter 80325000
Area 403256601562500
Diagonal 28399176.099405

Cube

Length = n
Surface area 2419539609375000
Volume 8.097896630127E+21
Space diagonal 34781745.279493

Equilateral Triangle

Length = n
Perimeter 60243750
Area 1.7461523059845E+14
Altitude 17390872.639746

Triangular Pyramid

Length = n
Surface area 1.7461523059845E+14
Volume 9.5434627008508E+20
Height 9466392.0331349