78729878 (number)

78729878 is an even 8-digits composite number following 78729877 and preceding 78729879. In scientific notation, it is written as 7.8729878 × 10^7. The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors. There are 38832096 positive integers (up to 78729878) that are relatively prime to 78729878.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.8729878 × 10^7
Engineering notation 7.8729878 × 10^6

Prime Factorization of 78729878

Prime Factorization 2 × 24047 × 1637

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78729878
Product of the distinct prime numbers

The prime factorization of 78729878 is 2 × 24047 × 1637. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78729878)

Multiplication

n×y
n×2 157459756
n×3 236189634
n×4 314919512
n×5 393649390

Division

n÷y
n÷2 39364939
n÷3 26243292.666667
n÷3 19682469.5
n÷5 15745975.6

Exponentiation

ny
n2 6198393689894884
n3 4.8799877900139E+23
n4 3.8420084334929E+31
n5 3.0248085524386E+39

Nth Root

y√n
2√n 8872.9858559563
3√n 428.59443344237
4√n 94.196527833866
5√n 37.9514099928

Divisors of 78729878

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 -78729877
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 78729878 can be divided by 8 positive divisors. The sum of these divisors (counting 78729878) is 1, the average is 0.125.

Base conversion 78729878

Base System Value
2 Binary 100101100010101001010010110
3 Ternary 12111010220002102
4 Quaternary 10230111022112
5 Quinary 130123324003
6 Senary 11451242102
8 Octal 454251226
10 Decimal 78729878
12 Duodecimal 22449332
16 Hexadecimal 4b15296
20 Vigesimal 14c14di
36 Base36 1avgd2

Cryptographic Hash Functions

md5 a04c28a72bdfa26c19d1de3c37150915
sha1 8d005027a765edb6e73078a479460fd55d1c7a34
sha256 099bd3cb2cda5e0d07fd89ade0bfb4b2b711ec2fb57107d91e51f9e901197b1d
sha512 e001c86a074f7d16025db3a66d0425ad068bd16fc0efaced01aa8692122a1aaaa860d2de1e104c8efb80356b31c195bfa4e9ada5270a10c39e9177704ae4c499
ripemd-160 391302e2056061fe070793ad8a72582ca3d127cd

78729878 as geometric shapes

Circle

Radius = n
Diameter 157459756
Circumference 494674412.68564
Area 1.9472828080231E+16

Sphere

Radius = n
Volume 2.0441245054288E+24
Surface area 7.7891312320924E+16
Circumference 494674412.68564

Square

Length = n
Perimeter 314919512
Area 6198393689894884
Diagonal 111340861.23158

Cube

Length = n
Surface area 37190362139369304
Volume 4.8799877900139E+23
Space diagonal 136364148.7697

Equilateral Triangle

Length = n
Perimeter 236189634
Area 2.6839831990531E+15
Altitude 68182074.38485

Triangular Pyramid

Length = n
Surface area 2.6839831990531E+15
Volume 5.751120764044E+22
Height 37113620.410526