165720138 (number)

165720138 is an even 9-digits composite number following 165720137 and preceding 165720139. In scientific notation, it is written as 1.65720138 × 10^8. The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors. There are 55240044 positive integers (up to 165720138) that are relatively prime to 165720138.

Interesting facts

Basic properties

Name

Name one hundred sixty-five million seven hundred twenty thousand one hundred thirty-eight

Notation

Scientific notation 1.65720138 × 10^8
Engineering notation 1.65720138 × 10^6

Prime Factorization of 165720138

Prime Factorization 2 × 3 × 27620023

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 165720138
Product of the distinct prime numbers

The prime factorization of 165720138 is 2 × 3 × 27620023. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 165720138)

Multiplication

n×y
n×2 331440276
n×3 497160414
n×4 662880552
n×5 828600690

Division

n÷y
n÷2 82860069
n÷3 55240046
n÷3 41430034.5
n÷5 33144027.6

Exponentiation

ny
n2 27463164138739044
n3 4.5511993509885E+24
n4 7.5422538451132E+32
n5 1.2499033480432E+41

Nth Root

y√n
2√n 12873.233393363
3√n 549.27744013686
4√n 113.4602723131
5√n 44.042813793424

Divisors of 165720138

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 -165720137
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 165720138 can be divided by 8 positive divisors. The sum of these divisors (counting 165720138) is 1, the average is 0.125.

Base conversion 165720138

Base System Value
2 Binary 1001111000001011000001001010
3 Ternary 102112211110021220
4 Quaternary 21320023001022
5 Quinary 314411021023
6 Senary 24235542510
8 Octal 1170130112
10 Decimal 165720138
12 Duodecimal 475baa36
16 Hexadecimal 9e0b04a
20 Vigesimal 2bff06i
36 Base36 2qnyh6

Cryptographic Hash Functions

md5 78f9ae6dfce5d9a03cb5fcd5a6306944
sha1 61275f2820e46b66d8ea73062c14a25c365ef59a
sha256 397ea128a910260c22820de415247fe974e58004b76b86b87b59f85876050909
sha512 bc7570d2574bb2c718c4626f4c3f570ccbdbf7fcb5942c80a0317760b40f53c34f054ec36fb84a4b344694b264f360c730bcb2524816d79994f048b58a9a67c8
ripemd-160 1eb300c0ada925e29a8f5eb38eb583ae8516119c

165720138 as geometric shapes

Circle

Radius = n
Diameter 331440276
Circumference 1041250336.1854
Area 8.6278074702593E+16

Sphere

Radius = n
Volume 1.9064019261451E+25
Surface area 3.4511229881037E+17
Circumference 1041250336.1854

Square

Length = n
Perimeter 662880552
Area 27463164138739044
Diagonal 234363666.71794

Cube

Length = n
Surface area 164778984832434264
Volume 4.5511993509885E+24
Space diagonal 287035698.85333

Equilateral Triangle

Length = n
Perimeter 497160414
Area 1.1891898906225E+16
Altitude 143517849.42666

Triangular Pyramid

Length = n
Surface area 1.1891898906225E+16
Volume 5.363639872693E+23
Height 78121222.239314