156668989 (number)

156668989 is an odd 9-digits composite number following 156668988 and preceding 156668990. In scientific notation, it is written as 1.56668989 × 10^8. The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors. There are 152286480 positive integers (up to 156668989) that are relatively prime to 156668989.

Interesting facts

Basic properties

Name

Name one hundred fifty-six million six hundred sixty-eight thousand nine hundred eighty-nine

Notation

Scientific notation 1.56668989 × 10^8
Engineering notation 1.56668989 × 10^6

Prime Factorization of 156668989

Prime Factorization 37 × 2131 × 1987

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 156668989
Product of the distinct prime numbers

The prime factorization of 156668989 is 37 × 2131 × 1987. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 156668989)

Multiplication

n×y
n×2 313337978
n×3 470006967
n×4 626675956
n×5 783344945

Division

n÷y
n÷2 78334494.5
n÷3 52222996.333333
n÷3 39167247.25
n÷5 31333797.8

Exponentiation

ny
n2 24545172114282121
n3 3.8454672999756E+24
n4 6.0246547411973E+32
n5 9.4387656737744E+40

Nth Root

y√n
2√n 12516.748339725
3√n 539.08967452283
4√n 111.87827465475
5√n 43.550847236927

Divisors of 156668989

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 -156668988
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 156668989 can be divided by 8 positive divisors. The sum of these divisors (counting 156668989) is 1, the average is 0.125.

Base conversion 156668989

Base System Value
2 Binary 1001010101101001010000111101
3 Ternary 101220210121110011
4 Quaternary 21111221100331
5 Quinary 310101401424
6 Senary 23313543221
8 Octal 1125512075
10 Decimal 156668989
12 Duodecimal 44574b11
16 Hexadecimal 956943d
20 Vigesimal 28j3c99
36 Base36 2l9ykd

Cryptographic Hash Functions

md5 0424f1b95d067b75e425e604345b1084
sha1 42af0fc3dc63673f7dcaec06c528d19e82564bac
sha256 44a908b94d76d9581ec8eaea2a335d27be6bdf6ab7ebab68c906d3f4d9b12193
sha512 02d897d954b6ec165816d4a12efabd9b77fdb7e403774b6bba4ed6f0e021a4671cbb9652c1a5a1b0d2c527dabffaf2af9c1b094888807c27c6a8f8e557efb6a0
ripemd-160 05d45ebbee1e33c0dced4d001537a5f29d26adf1

156668989 as geometric shapes

Circle

Radius = n
Diameter 313337978
Circumference 984380289.77548
Area 7.7110932395326E+16

Sphere

Radius = n
Volume 1.6107855758964E+25
Surface area 3.084437295813E+17
Circumference 984380289.77548

Square

Length = n
Perimeter 626675956
Area 24545172114282121
Diagonal 221563409.04708

Cube

Length = n
Surface area 147271032685692726
Volume 3.8454672999756E+24
Space diagonal 271358648.91845

Equilateral Triangle

Length = n
Perimeter 470006967
Area 1.0628371295615E+16
Altitude 135679324.45922

Triangular Pyramid

Length = n
Surface area 1.0628371295615E+16
Volume 4.5319266744064E+23
Height 73854469.68236