168156972 (number)

168156972 is an even 9-digits composite number following 168156971 and preceding 168156973. In scientific notation, it is written as 1.68156972 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 42 positive divisors. There are 56051352 positive integers (up to 168156972) that are relatively prime to 168156972.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million one hundred fifty-six thousand nine hundred seventy-two

Notation

Scientific notation 1.68156972 × 10^8
Engineering notation 1.68156972 × 10^6

Prime Factorization of 168156972

Prime Factorization 2 × 2 × 27 × 9 × 3 × 57667

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 84078486
Product of the distinct prime numbers

The prime factorization of 168156972 is 2 × 2 × 27 × 9 × 3 × 57667. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168156972)

Multiplication

n×y
n×2 336313944
n×3 504470916
n×4 672627888
n×5 840784860

Division

n÷y
n÷2 84078486
n÷3 56052324
n÷3 42039243
n÷5 33631394.4

Exponentiation

ny
n2 28276767232208784
n3 4.754935555717E+24
n4 7.9957556510452E+32
n5 1.3445420591316E+41

Nth Root

y√n
2√n 12967.535309379
3√n 551.95663648015
4√n 113.87508642973
5√n 44.171584231647

Divisors of 168156972

42 divisors

τ Total Divisors 42
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168156971
Sum of the proper positive divisors of n
A Arithmetic Mean 0.023809523809524
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 42
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168156972 can be divided by 42 positive divisors. The sum of these divisors (counting 168156972) is 1, the average is 0.023809523809524.

Base conversion 168156972

Base System Value
2 Binary 1010000001011101111100101100
3 Ternary 102201102021000000
4 Quaternary 22001131330230
5 Quinary 321022010342
6 Senary 24404104300
8 Octal 1201357454
10 Decimal 168156972
12 Duodecimal 48395090
16 Hexadecimal a05df2c
20 Vigesimal 2cajc8c
36 Base36 2s46r0

Cryptographic Hash Functions

md5 5fae5331c164e74302e6ec896cf2d772
sha1 b157a06507c0c8e3b502c6545d04d9305cccae77
sha256 5b6e6cdd62ffed1786e5acf647ba8c4a783e63fb1332d2c4a442c06f1254f568
sha512 39fba538a876bd6a990e0ecd962977adcef1d44011a650204f0801d024a985b5f9b8e59fd697b399d81a39514bba037dbc7c43ea25a5727e107367df8b5e9612
ripemd-160 6c6cc308d5caaa5bcc77191ebb12e6780b4722b4

168156972 as geometric shapes

Circle

Radius = n
Diameter 336313944
Circumference 1056561415.7702
Area 8.8834084203976E+16

Sphere

Radius = n
Volume 1.9917427480178E+25
Surface area 3.553363368159E+17
Circumference 1056561415.7702

Square

Length = n
Perimeter 672627888
Area 28276767232208784
Diagonal 237809870.40999

Cube

Length = n
Surface area 169660603393252704
Volume 4.754935555717E+24
Space diagonal 291256419.15094

Equilateral Triangle

Length = n
Perimeter 504470916
Area 1.2244199379996E+16
Altitude 145628209.57547

Triangular Pyramid

Length = n
Surface area 1.2244199379996E+16
Volume 5.6037452925876E+23
Height 79269956.803331