68879920 (number)

68879920 is an even 8-digits composite number following 68879919 and preceding 68879921. In scientific notation, it is written as 6.8879920 × 10^7. The sum of its digits is 49. It has a total of 7 prime factors and 40 positive divisors. There are 25930752 positive integers (up to 68879920) that are relatively prime to 68879920.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.8879920 × 10^7
Engineering notation 6.8879920 × 10^6

Prime Factorization of 68879920

Prime Factorization 2 × 2 × 2 × 2 × 5 × 17 × 50647

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8609990
Product of the distinct prime numbers

The prime factorization of 68879920 is 2 × 2 × 2 × 2 × 5 × 17 × 50647. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68879920)

Multiplication

n×y
n×2 137759840
n×3 206639760
n×4 275519680
n×5 344399600

Division

n÷y
n÷2 34439960
n÷3 22959973.333333
n÷3 17219980
n÷5 13775984

Exponentiation

ny
n2 4744443379206400
n3 3.2679688040427E+23
n4 2.2509742978495E+31
n5 1.5504692955793E+39

Nth Root

y√n
2√n 8299.3927488702
3√n 409.91852436141
4√n 91.101003006939
5√n 36.950347477009

Divisors of 68879920

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 -68879919
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 68879920 can be divided by 40 positive divisors. The sum of these divisors (counting 68879920) is 1, the average is 0.025.

Base conversion 68879920

Base System Value
2 Binary 100000110110000011000110000
3 Ternary 11210121110111011
4 Quaternary 10012300120300
5 Quinary 120113124140
6 Senary 10500200304
8 Octal 406603060
10 Decimal 68879920
12 Duodecimal 1b099094
16 Hexadecimal 41b0630
20 Vigesimal 11a9jg0
36 Base36 150c34

Cryptographic Hash Functions

md5 9616755be52de178a2e883f15ec55eac
sha1 7fe35492ad575499ec4962536e0164ce9d6a6b60
sha256 dfa0591bcc8a7d151acb325ae7eb10746c7398c6f60449e9b11e570ea383d16b
sha512 3dde5cdac65951d9633acf7ecdda958fb0dabaf0470f925e210f2c5982d1465ae1a9b3f5bd15e3520e3c9a2ed2a4e1ad5ed2cd6668abb2f8148ee26513d28981
ripemd-160 d7ce1af7749225b272846feca5bc30179a0b9f39

68879920 as geometric shapes

Circle

Radius = n
Diameter 137759840
Circumference 432785301.30371
Area 1.4905108465488E+16

Sphere

Radius = n
Volume 1.3688835715921E+24
Surface area 5.962043386195E+16
Circumference 432785301.30371

Square

Length = n
Perimeter 275519680
Area 4744443379206400
Diagonal 97410917.039174

Cube

Length = n
Surface area 28466660275238400
Volume 3.2679688040427E+23
Space diagonal 119303521.06128

Equilateral Triangle

Length = n
Perimeter 206639760
Area 2.0544042466048E+15
Altitude 59651760.53064

Triangular Pyramid

Length = n
Surface area 2.0544042466048E+15
Volume 3.8513381700744E+22
Height 32470305.679725