68091920 (number)

68091920 is an even 8-digits composite number following 68091919 and preceding 68091921. In scientific notation, it is written as 6.8091920 × 10^7. The sum of its digits is 35. It has a total of 7 prime factors and 40 positive divisors. There are 24944640 positive integers (up to 68091920) that are relatively prime to 68091920.

Interesting facts

Basic properties

Name

Name sixty-eight million ninety-one thousand nine hundred twenty

Notation

Scientific notation 6.8091920 × 10^7
Engineering notation 6.8091920 × 10^6

Prime Factorization of 68091920

Prime Factorization 2 × 2 × 2 × 2 × 65 × 233 × 281

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8511490
Product of the distinct prime numbers

The prime factorization of 68091920 is 2 × 2 × 2 × 2 × 65 × 233 × 281. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 10, 78, 33, 954, 723, 3194, 3266, 56542, 20301, 299363, 849416, 2502006, 499145, 79619098, 87416220, 708914626, 132094467, 436643115, 672555033

Basic calculations (n = 68091920)

Multiplication

n×y
n×2 136183840
n×3 204275760
n×4 272367680
n×5 340459600

Division

n÷y
n÷2 34045960
n÷3 22697306.666667
n÷3 17022980
n÷5 13618384

Exponentiation

ny
n2 4636509569286400
n3 3.1570883867108E+23
n4 2.1497220986084E+31
n5 1.4637870516068E+39

Nth Root

y√n
2√n 8251.7828376661
3√n 408.34934196111
4√n 90.839324291113
5√n 36.865414053982

Divisors of 68091920

1, 2, 4, 8, 16, 65, 130, 233, 260, 281, 466, 520, 562, 932, 1040, 1124, 1864, 2248, 3728, 4496, 15145, 18265, 30290, 36530, 60580, 65473, 73060, 121160, 130946, 146120, 242320, 261892, 292240, 523784, 1047568, 4255745, 8511490, 17022980, 34045960, 68091920

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68091919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68091920 can be divided by 40 positive divisors. The sum of these divisors (counting 68091920) is 1, the average is 0.025.

Base conversion 68091920

Base System Value
2 Binary 100000011110000000000010000
3 Ternary 11202010102112222
4 Quaternary 10003300000100
5 Quinary 114412420140
6 Senary 10431240212
8 Octal 403600020
10 Decimal 68091920
12 Duodecimal 1a979068
16 Hexadecimal 40f0010
20 Vigesimal 115b9g0
36 Base36 14jg28

Cryptographic Hash Functions

md5 be91b45248230855f85063989f9addf6
sha1 e80d5c997d31a1e93cb734f230b9430dc065e02e
sha256 94b2bbf2a8be876d4668790f783739415ec88137f874030109a95f98bd63ab42
sha512 33aeb1b75b4e3abe262cfd624c2ee4b10d6d5f7592bee17369b0341b90cb8ec978cd1a42b2e8d295ff64d6f8123c113dcec485ec2ebe4701d1626aa973e26e9e
ripemd-160 a29cc8664c01e06066d73779d4e25568fbcc714c

68091920 as geometric shapes

Circle

Radius = n
Diameter 136183840
Circumference 427834151.28165
Area 1.4566024401169E+16

Sphere

Radius = n
Volume 1.3224380909899E+24
Surface area 5.8264097604676E+16
Circumference 427834151.28165

Square

Length = n
Perimeter 272367680
Area 4636509569286400
Diagonal 96296516.752024

Cube

Length = n
Surface area 27819057415718400
Volume 3.1570883867108E+23
Space diagonal 117938665.02492

Equilateral Triangle

Length = n
Perimeter 204275760
Area 2.0076675359458E+15
Altitude 58969332.512458

Triangular Pyramid

Length = n
Surface area 2.0076675359458E+15
Volume 3.7206643450809E+22
Height 32098838.917341