161008540 (number)

161008540 is an even 9-digits composite number following 161008539 and preceding 161008541. In scientific notation, it is written as 1.61008540 × 10^8. The sum of its digits is 25. It has a total of 5 prime factors and 24 positive divisors. There are 50184000 positive integers (up to 161008540) that are relatively prime to 161008540.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million eight thousand five hundred forty

Notation

Scientific notation 1.61008540 × 10^8
Engineering notation 1.61008540 × 10^6

Prime Factorization of 161008540

Prime Factorization 2 × 2 × 77 × 5 × 104551

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 80504270
Product of the distinct prime numbers

The prime factorization of 161008540 is 2 × 2 × 77 × 5 × 104551. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 4, 37, 72, 902, 690, 3271, 1649, 39396, 77513, 70673, 907579, 8755746, 8004924, 27183987, 46494366, 855323513, 468727996, 2401152637, 4238768445

Basic calculations (n = 161008540)

Multiplication

n×y
n×2 322017080
n×3 483025620
n×4 644034160
n×5 805042700

Division

n÷y
n÷2 80504270
n÷3 53669513.333333
n÷3 40252135
n÷5 32201708

Exponentiation

ny
n2 25923749952931600
n3 4.1739451312466E+24
n4 6.7204081162212E+32
n5 1.0820430989969E+41

Nth Root

y√n
2√n 12688.914059131
3√n 544.02180113754
4√n 112.64508004849
5√n 43.789479435927

Divisors of 161008540

1, 2, 4, 5, 10, 20, 77, 154, 308, 385, 770, 1540, 104551, 209102, 418204, 522755, 1045510, 2091020, 8050427, 16100854, 32201708, 40252135, 80504270, 161008540

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161008539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161008540 can be divided by 24 positive divisors. The sum of these divisors (counting 161008540) is 1, the average is 0.041666666666667.

Base conversion 161008540

Base System Value
2 Binary 1001100110001100101110011100
3 Ternary 102012222002012021
4 Quaternary 21212030232130
5 Quinary 312204233130
6 Senary 23550545524
8 Octal 1146145634
10 Decimal 161008540
12 Duodecimal 45b082a4
16 Hexadecimal 998cb9c
20 Vigesimal 2a66170
36 Base36 2nuyzg

Cryptographic Hash Functions

md5 1b7178146606d9d260307a5d27627b64
sha1 4c6f938df92a844173d1a00689f5a43d6c2242b3
sha256 d935eb8b58f08db1209f735e72a0aafbea2987815922860adc5894a94e9bcdbc
sha512 761baa16cd59420741c30859f58f87af6987becf3be60504cea5e0aa04ef31388ed8f5485caf5655cf17f1686564407ab709b5860ff8dc19f8dda42063b718cc
ripemd-160 00333a8ef103def432c1e8f27537488c342d76b2

161008540 as geometric shapes

Circle

Radius = n
Diameter 322017080
Circumference 1011646492.8584
Area 8.1441862405629E+16

Sphere

Radius = n
Volume 1.7483780481082E+25
Surface area 3.2576744962251E+17
Circumference 1011646492.8584

Square

Length = n
Perimeter 644034160
Area 25923749952931600
Diagonal 227700460.92589

Cube

Length = n
Surface area 155542499717589600
Volume 4.1739451312466E+24
Space diagonal 278874971.73249

Equilateral Triangle

Length = n
Perimeter 483025620
Area 1.1225313010297E+16
Altitude 139437485.86624

Triangular Pyramid

Length = n
Surface area 1.1225313010297E+16
Volume 4.9190415110084E+23
Height 75900153.641964