161730980 (number)

161730980 is an even 9-digits composite number following 161730979 and preceding 161730981. In scientific notation, it is written as 1.61730980 × 10^8. The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors. There are 64692384 positive integers (up to 161730980) that are relatively prime to 161730980.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred thirty thousand nine hundred eighty

Notation

Scientific notation 1.61730980 × 10^8
Engineering notation 1.61730980 × 10^6

Prime Factorization of 161730980

Prime Factorization 2 × 2 × 5 × 8086549

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 80865490
Product of the distinct prime numbers

The prime factorization of 161730980 is 2 × 2 × 5 × 8086549. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 2, 25, 75, 488, 448, 1212, 8858, 23183, 75865, 361743, 704068, 3397233, 6471969, 54212110, 389326, 277106420, 551579747, 2476851144, 9759429900

Basic calculations (n = 161730980)

Multiplication

n×y
n×2 323461960
n×3 485192940
n×4 646923920
n×5 808654900

Division

n÷y
n÷2 80865490
n÷3 53910326.666667
n÷3 40432745
n÷5 32346196

Exponentiation

ny
n2 26156909891760400
n3 4.2303826705661E+24
n4 6.8418393508567E+32
n5 1.1065373832166E+41

Nth Root

y√n
2√n 12717.349566635
3√n 544.83425647629
4√n 112.77122667877
5√n 43.828705486093

Divisors of 161730980

1, 2, 4, 5, 10, 20, 8086549, 16173098, 32346196, 40432745, 80865490, 161730980

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161730979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161730980 can be divided by 12 positive divisors. The sum of these divisors (counting 161730980) is 1, the average is 0.083333333333333.

Base conversion 161730980

Base System Value
2 Binary 1001101000111101000110100100
3 Ternary 102021022210012022
4 Quaternary 21220331012210
5 Quinary 312400342410
6 Senary 24014242312
8 Octal 1150750644
10 Decimal 161730980
12 Duodecimal 461b6398
16 Hexadecimal 9a3d1a4
20 Vigesimal 2aag790
36 Base36 2oagf8

Cryptographic Hash Functions

md5 356282a45acd37d9d7bc799d3ebfbab2
sha1 a415a64af9e4ccd977292a734f0be6f0bc13c32d
sha256 aac63291220ef39ef59bb4ff9ff4a9c916c34b850d0e4bea8c265197429c571c
sha512 d2b1745cfca9aa110a16f31362274bb36179e0f70029242fa16e5c81e7e0fee34ddd0ed505932305103eaab00dc441de1203fa20ad940997e3c9ae8e7c9e1b66
ripemd-160 90ca24de6d83a484c0e5fc74ca74892a1fd567de

161730980 as geometric shapes

Circle

Radius = n
Diameter 323461960
Circumference 1016185717.2518
Area 8.2174355956565E+16

Sphere

Radius = n
Volume 1.7720185492965E+25
Surface area 3.2869742382626E+17
Circumference 1016185717.2518

Square

Length = n
Perimeter 646923920
Area 26156909891760400
Diagonal 228722145.37189

Cube

Length = n
Surface area 156941459350562400
Volume 4.2303826705661E+24
Space diagonal 280126274.51791

Equilateral Triangle

Length = n
Perimeter 485192940
Area 1.1326274225382E+16
Altitude 140063137.25895

Triangular Pyramid

Length = n
Surface area 1.1326274225382E+16
Volume 4.9855537889522E+23
Height 76240715.123964