78366987 (number)

78366987 is an odd 8-digits composite number following 78366986 and preceding 78366988. In scientific notation, it is written as 7.8366987 × 10^7. The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors. There are 52016256 positive integers (up to 78366987) that are relatively prime to 78366987.

Interesting facts

Basic properties

Name

Name seventy-eight million three hundred sixty-six thousand nine hundred eighty-seven

Notation

Scientific notation 7.8366987 × 10^7
Engineering notation 7.8366987 × 10^6

Prime Factorization of 78366987

Prime Factorization 27 × 233 × 12457

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 78366987
Product of the distinct prime numbers

The prime factorization of 78366987 is 27 × 233 × 12457. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78366987)

Multiplication

n×y
n×2 156733974
n×3 235100961
n×4 313467948
n×5 391834935

Division

n÷y
n÷2 39183493.5
n÷3 26122329
n÷3 19591746.75
n÷5 15673397.4

Exponentiation

ny
n2 6141384651458169
n3 4.8128181114282E+23
n4 3.7716605437166E+31
n5 2.9557367279785E+39

Nth Root

y√n
2√n 8852.5130330319
3√n 427.93490981802
4√n 94.087794282956
5√n 37.916359289943

Divisors of 78366987

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 -78366986
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 78366987 can be divided by 8 positive divisors. The sum of these divisors (counting 78366987) is 1, the average is 0.125.

Base conversion 78366987

Base System Value
2 Binary 100101010111100100100001011
3 Ternary 12110110110022000
4 Quaternary 10222330210023
5 Quinary 130030220422
6 Senary 11435402043
8 Octal 452744413
10 Decimal 78366987
12 Duodecimal 222b3323
16 Hexadecimal 4abc90b
20 Vigesimal 149fh97
36 Base36 1anocr

Cryptographic Hash Functions

md5 3c37f4c49c751308376061acd2dc1cf5
sha1 79306cda1bf47021c012cbea75a9ea5e53d456ea
sha256 ffd48b530c44db8f640e45aaa9d5e4477af4b26a6f4c81183bc47a9e97851e59
sha512 56ccdf4483cd435c062c9fbcc5b784e85fd04d1d80252336f2c75dee41a875c4f6f79ebfa66c4c4f139902fe93514360ae6d40845e3ff1f20556e32458f96483
ripemd-160 a9e8c59d1ec4995836b9a53ba3603a60238727e0

78366987 as geometric shapes

Circle

Radius = n
Diameter 156733974
Circumference 492394301.28633
Area 1.929372890389E+16

Sphere

Radius = n
Volume 2.0159885362569E+24
Surface area 7.717491561556E+16
Circumference 492394301.28633

Square

Length = n
Perimeter 313467948
Area 6141384651458169
Diagonal 110827655.85772

Cube

Length = n
Surface area 36848307908749014
Volume 4.8128181114282E+23
Space diagonal 135735603.12009

Equilateral Triangle

Length = n
Perimeter 235100961
Area 2.6592975612873E+15
Altitude 67867801.560045

Triangular Pyramid

Length = n
Surface area 2.6592975612873E+15
Volume 5.6719605386805E+22
Height 36942551.952572