155805216 (number)

155805216 is an even 9-digits composite number following 155805215 and preceding 155805217. In scientific notation, it is written as 1.55805216 × 10^8. The sum of its digits is 33. It has a total of 8 prime factors and 48 positive divisors. There are 44064000 positive integers (up to 155805216) that are relatively prime to 155805216.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million eight hundred five thousand two hundred sixteen

Notation

Scientific notation 1.55805216 × 10^8
Engineering notation 1.55805216 × 10^6

Prime Factorization of 155805216

Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 103 × 2251

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 9737826
Product of the distinct prime numbers

The prime factorization of 155805216 is 2 × 2 × 2 × 2 × 2 × 21 × 103 × 2251. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 155805216)

Multiplication

n×y
n×2 311610432
n×3 467415648
n×4 623220864
n×5 779026080

Division

n÷y
n÷2 77902608
n÷3 51935072
n÷3 38951304
n÷5 31161043.2

Exponentiation

ny
n2 24275265332806656
n3 3.7822129586353E+24
n4 5.8928850697816E+32
n5 9.181422311605E+40

Nth Root

y√n
2√n 12482.195960647
3√n 538.09711582283
4√n 111.72374841835
5√n 43.502718653872

Divisors of 155805216

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 -155805215
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 155805216 can be divided by 48 positive divisors. The sum of these divisors (counting 155805216) is 1, the average is 0.020833333333333.

Base conversion 155805216

Base System Value
2 Binary 1001010010010110011000100000
3 Ternary 101212011201120120
4 Quaternary 21102112120200
5 Quinary 304341231331
6 Senary 23243240240
8 Octal 1122263040
10 Decimal 155805216
12 Duodecimal 44219080
16 Hexadecimal 9496620
20 Vigesimal 28dfd0g
36 Base36 2krg2o

Cryptographic Hash Functions

md5 0cf079496b07af2adb969d5b247c708b
sha1 4e2856b46e69fc5afce254ff6064362982abc383
sha256 9c4eb37da94ef611474c788091d729a07afab3d4dd3904ef814e13a59a0df5f5
sha512 97f126df76111ed55be2b28e64ec4213570882b88f76a073bc455f91071605db4bd6175e6ab2acc84e4e09ae622e32c94f00de9652990475a7e757341d5fd2e8
ripemd-160 d0f87b8bdbb6abb3d680492ca081979a39916f21

155805216 as geometric shapes

Circle

Radius = n
Diameter 311610432
Circumference 978953043.95314
Area 7.6262995233488E+16

Sphere

Radius = n
Volume 1.5842896593548E+25
Surface area 3.0505198093395E+17
Circumference 978953043.95314

Square

Length = n
Perimeter 623220864
Area 24275265332806656
Diagonal 220341849.55567

Cube

Length = n
Surface area 145651591996839936
Volume 3.7822129586353E+24
Space diagonal 269862550.19624

Equilateral Triangle

Length = n
Perimeter 467415648
Area 1.0511498230909E+16
Altitude 134931275.09812

Triangular Pyramid

Length = n
Surface area 1.0511498230909E+16
Volume 4.4573807182377E+23
Height 73447283.185223