172938981 (number)

172938981 is an odd 9-digits composite number following 172938980 and preceding 172938982. In scientific notation, it is written as 1.72938981 × 10^8. The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors. There are 115292652 positive integers (up to 172938981) that are relatively prime to 172938981.

Interesting facts

Basic properties

Name

Name one hundred seventy-two million nine hundred thirty-eight thousand nine hundred eighty-one

Notation

Scientific notation 1.72938981 × 10^8
Engineering notation 1.72938981 × 10^6

Prime Factorization of 172938981

Prime Factorization 3 × 57646327

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 172938981
Product of the distinct prime numbers

The prime factorization of 172938981 is 3 × 57646327. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 172938981)

Multiplication

n×y
n×2 345877962
n×3 518816943
n×4 691755924
n×5 864694905

Division

n÷y
n÷2 86469490.5
n÷3 57646327
n÷3 43234745.25
n÷5 34587796.2

Exponentiation

ny
n2 29907891149318361
n3 5.172240219222E+24
n4 8.9448195299948E+32
n5 1.5469079747462E+41

Nth Root

y√n
2√n 13150.626639062
3√n 557.13994702152
4√n 114.6761816554
5√n 44.420002549094

Divisors of 172938981

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -172938980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 172938981 can be divided by 4 positive divisors. The sum of these divisors (counting 172938981) is 1, the average is 0.25.

Base conversion 172938981

Base System Value
2 Binary 1010010011101101011011100101
3 Ternary 110001102012200110
4 Quaternary 22103231123211
5 Quinary 323233021411
6 Senary 25054403233
8 Octal 1223553345
10 Decimal 172938981
12 Duodecimal 49b00519
16 Hexadecimal a4ed6e5
20 Vigesimal 2e0h791
36 Base36 2uyokl

Cryptographic Hash Functions

md5 c9fa23308cba60c01ad14d7958424dda
sha1 f438ec81e6b9599556c9099181906a16c3d4525c
sha256 5e0a08699feb5ed48482e4aabb8b2900f9056e6d7ed8ca251be5c7ebd1b88600
sha512 c2f15c2e309114c4017f5c3a2993ded3041a47b7689d19e68596b505c49f23e3c00c08fba16ed647d449e47b184681ac34c8913480aee32e459a7a26dd23ea98
ripemd-160 2d5ca11dbab96a57f58cf63caa9e4ae4d6c505d2

172938981 as geometric shapes

Circle

Radius = n
Diameter 345877962
Circumference 1086607664.4578
Area 9.3958411119062E+16

Sphere

Radius = n
Volume 2.1665429167079E+25
Surface area 3.7583364447625E+17
Circumference 1086607664.4578

Square

Length = n
Perimeter 691755924
Area 29907891149318361
Diagonal 244572652.39318

Cube

Length = n
Surface area 179447346895910166
Volume 5.172240219222E+24
Space diagonal 299539101.70119

Equilateral Triangle

Length = n
Perimeter 518816943
Area 1.2950496754465E+16
Altitude 149769550.85059

Triangular Pyramid

Length = n
Surface area 1.2950496754465E+16
Volume 6.0955435548962E+23
Height 81524217.464394