161520493 (number)

161520493 is an odd 9-digits composite number following 161520492 and preceding 161520494. In scientific notation, it is written as 1.61520493 × 10^8. The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors. There are 158999808 positive integers (up to 161520493) that are relatively prime to 161520493.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million five hundred twenty thousand four hundred ninety-three

Notation

Scientific notation 1.61520493 × 10^8
Engineering notation 1.61520493 × 10^6

Prime Factorization of 161520493

Prime Factorization 233 × 89 × 7789

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161520493
Product of the distinct prime numbers

The prime factorization of 161520493 is 233 × 89 × 7789. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161520493)

Multiplication

n×y
n×2 323040986
n×3 484561479
n×4 646081972
n×5 807602465

Division

n÷y
n÷2 80760246.5
n÷3 53840164.333333
n÷3 40380123.25
n÷5 32304098.6

Exponentiation

ny
n2 26088869658963049
n3 4.2138870891285E+24
n4 6.8062912008236E+32
n5 1.0993555102586E+41

Nth Root

y√n
2√n 12709.071287864
3√n 544.59779319429
4√n 112.73451684317
5√n 43.817291248597

Divisors of 161520493

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 -161520492
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 161520493 can be divided by 8 positive divisors. The sum of these divisors (counting 161520493) is 1, the average is 0.125.

Base conversion 161520493

Base System Value
2 Binary 1001101000001001101101101101
3 Ternary 102020221002110111
4 Quaternary 21220021231231
5 Quinary 312322123433
6 Senary 24005540021
8 Octal 1150115555
10 Decimal 161520493
12 Duodecimal 46114611
16 Hexadecimal 9a09b6d
20 Vigesimal 2a9a14d
36 Base36 2o5y0d

Cryptographic Hash Functions

md5 2e60cf2a056965bd2ff6f7bc582f37d3
sha1 af02cc23fe5d793e2f7c728aac6058e990528705
sha256 665249ad4437fe4c63a807449333ae04f2efd8aa8c0e5dd7bcfc9a907e5c5e7d
sha512 6bf8f271552fcb6d439b466ea13ee72346732859957d8e23b6996d027a6b6830d8b5dfd3d48563b470ed391226b896068ddcc077e8feb82d7ee0ba3cf58b1993
ripemd-160 9ec382fb3e618c2b4e3e80234bae1cad1d472034

161520493 as geometric shapes

Circle

Radius = n
Diameter 323040986
Circumference 1014863188.426
Area 8.196060126106E+16

Sphere

Radius = n
Volume 1.7651088963017E+25
Surface area 3.2784240504424E+17
Circumference 1014863188.426

Square

Length = n
Perimeter 646081972
Area 26088869658963049
Diagonal 228424471.80179

Cube

Length = n
Surface area 156533217953778294
Volume 4.2138870891285E+24
Space diagonal 279761700.33957

Equilateral Triangle

Length = n
Perimeter 484561479
Area 1.1296811940342E+16
Altitude 139880850.16979

Triangular Pyramid

Length = n
Surface area 1.1296811940342E+16
Volume 4.9661135597953E+23
Height 76141490.600596