155121966 (number)

155121966 is an even 9-digits composite number following 155121965 and preceding 155121967. In scientific notation, it is written as 1.55121966 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 96 positive divisors. There are 48218976 positive integers (up to 155121966) that are relatively prime to 155121966.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million one hundred twenty-one thousand nine hundred sixty-six

Notation

Scientific notation 1.55121966 × 10^8
Engineering notation 1.55121966 × 10^6

Prime Factorization of 155121966

Prime Factorization 2 × 3 × 9 × 9 × 19 × 157 × 107

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 17235774
Product of the distinct prime numbers

The prime factorization of 155121966 is 2 × 3 × 9 × 9 × 19 × 157 × 107. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 155121966)

Multiplication

n×y
n×2 310243932
n×3 465365898
n×4 620487864
n×5 775609830

Division

n÷y
n÷2 77560983
n÷3 51707322
n÷3 38780491.5
n÷5 31024393.2

Exponentiation

ny
n2 24062824335705156
n3 3.7326726184672E+24
n4 5.79019515011E+32
n5 8.9818645520873E+40

Nth Root

y√n
2√n 12454.796907216
3√n 537.30939381852
4√n 111.60106140721
5√n 43.464497201718

Divisors of 155121966

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -155121965
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 155121966 can be divided by 96 positive divisors. The sum of these divisors (counting 155121966) is 1, the average is 0.010416666666667.

Base conversion 155121966

Base System Value
2 Binary 1001001111101111100100101110
3 Ternary 101210220000100000
4 Quaternary 21033233210232
5 Quinary 304202400331
6 Senary 23220445130
8 Octal 1117574456
10 Decimal 155121966
12 Duodecimal 43b497a6
16 Hexadecimal 93ef92e
20 Vigesimal 289a4i6
36 Base36 2kcsvi

Cryptographic Hash Functions

md5 a63a43869c0e35cb1a2877e97d8234b5
sha1 c167477ccfc10c1352d0deccc4d7889c6dda05b7
sha256 e804f6edbe63e8e26dc45ec2a78da1b076e8db760890eb52da21cf6024702cf0
sha512 23fbeb2b54998a48705c9d1726249dccee3d2953c0d996d2785b53dc4fa81c4258282c136460104f48be46fe9c917b5300a84e5c0a38141009cb0eb8a87ec28b
ripemd-160 f00cb3d0b6c8bc2a2932f5507b8442e5415a96d5

155121966 as geometric shapes

Circle

Radius = n
Diameter 310243932
Circumference 974660057.59201
Area 7.5595592157673E+16

Sphere

Radius = n
Volume 1.563538250191E+25
Surface area 3.0238236863069E+17
Circumference 974660057.59201

Square

Length = n
Perimeter 620487864
Area 24062824335705156
Diagonal 219375588.13918

Cube

Length = n
Surface area 144376946014230936
Volume 3.7326726184672E+24
Space diagonal 268679126.48197

Equilateral Triangle

Length = n
Perimeter 465365898
Area 1.0419508580762E+16
Altitude 134339563.24099

Triangular Pyramid

Length = n
Surface area 1.0419508580762E+16
Volume 4.3989968674459E+23
Height 73125196.046393