68279920 (number)

68279920 is an even 8-digits composite number following 68279919 and preceding 68279921. In scientific notation, it is written as 6.8279920 × 10^7. The sum of its digits is 43. It has a total of 8 prime factors and 80 positive divisors. There are 24966144 positive integers (up to 68279920) that are relatively prime to 68279920.

Interesting facts

Basic properties

Name

Name sixty-eight million two hundred seventy-nine thousand nine hundred twenty

Notation

Scientific notation 6.8279920 × 10^7
Engineering notation 6.8279920 × 10^6

Prime Factorization of 68279920

Prime Factorization 2 × 2 × 2 × 2 × 5 × 19 × 29 × 1549

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8534990
Product of the distinct prime numbers

The prime factorization of 68279920 is 2 × 2 × 2 × 2 × 5 × 19 × 29 × 1549. Since it has a total of 8 prime factors.

Most popular turbo-numbers

5, 8, 54, 64, 762, 336, 1032, 1036, 85292, 14562, 868853, 384034, 4919335, 2961939, 24403642, 9914098, 978775869, 685150478, 6573666914, 6443387216

Basic calculations (n = 68279920)

Multiplication

n×y
n×2 136559840
n×3 204839760
n×4 273119680
n×5 341399600

Division

n÷y
n÷2 34139960
n÷3 22759973.333333
n÷3 17069980
n÷5 13655984

Exponentiation

ny
n2 4662147475206400
n3 3.1833105663529E+23
n4 2.1735619080573E+31
n5 1.484106331972E+39

Nth Root

y√n
2√n 8263.1664632875
3√n 408.72481055045
4√n 90.901960723009
5√n 36.885748496917

Divisors of 68279920

1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 1549, 2204, 2320, 2755, 3098, 4408, 5510, 6196, 7745, 8816, 11020, 12392, 15490, 22040, 24784, 29431, 30980, 44080, 44921, 58862, 61960, 89842, 117724, 123920, 147155, 179684, 224605, 235448, 294310, 359368, 449210, 470896, 588620, 718736, 853499, 898420, 1177240, 1706998, 1796840, 2354480, 3413996, 3593680, 4267495, 6827992, 8534990, 13655984, 17069980, 34139960, 68279920

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68279919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68279920 can be divided by 80 positive divisors. The sum of these divisors (counting 68279920) is 1, the average is 0.0125.

Base conversion 68279920

Base System Value
2 Binary 100000100011101111001110000
3 Ternary 11202110222102221
4 Quaternary 10010131321300
5 Quinary 114434424140
6 Senary 10435250424
8 Octal 404357160
10 Decimal 68279920
12 Duodecimal 1aa49a14
16 Hexadecimal 411de70
20 Vigesimal 116ejg0
36 Base36 14nh4g

Cryptographic Hash Functions

md5 ed5ae954e72326eda111550dbef4c39f
sha1 79d11f18016ef04a2cff1b8abfea23445170997e
sha256 20fab710dfd04da684b9d9c3a0f0858035d84e583e226ed82ff35b8a84650a54
sha512 81d783e1abe16b1fd8f9a1d7248d268a6abccb7cfb5f6b36fadcbcf0d61a62c34944735612f8ae17003690217743242ecc89cef825afa5a226d1c52338faf8b0
ripemd-160 23ed4e8af097a67a0aceabad5188ce2b15406ff8

68279920 as geometric shapes

Circle

Radius = n
Diameter 136559840
Circumference 429015390.1194
Area 1.4646568258061E+16

Sphere

Radius = n
Volume 1.3334220119132E+24
Surface area 5.8586273032243E+16
Circumference 429015390.1194

Square

Length = n
Perimeter 273119680
Area 4662147475206400
Diagonal 96562388.90175

Cube

Length = n
Surface area 27972884851238400
Volume 3.1833105663529E+23
Space diagonal 118264290.57674

Equilateral Triangle

Length = n
Perimeter 204839760
Area 2.0187690748591E+15
Altitude 59132145.288369

Triangular Pyramid

Length = n
Surface area 2.0187690748591E+15
Volume 3.7515674801516E+22
Height 32187462.96725