86787988 (number)

86787988 is an even 8-digits composite number following 86787987 and preceding 86787989. In scientific notation, it is written as 8.6787988 × 10^7. The sum of its digits is 61. It has a total of 4 prime factors and 12 positive divisors. There are 37194840 positive integers (up to 86787988) that are relatively prime to 86787988.

Interesting facts

Basic properties

Name

Name eighty-six million seven hundred eighty-seven thousand nine hundred eighty-eight

Notation

Scientific notation 8.6787988 × 10^7
Engineering notation 8.6787988 × 10^6

Prime Factorization of 86787988

Prime Factorization 2 × 2 × 7 × 3099571

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 43393994
Product of the distinct prime numbers

The prime factorization of 86787988 is 2 × 2 × 7 × 3099571. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 86787988)

Multiplication

n×y
n×2 173575976
n×3 260363964
n×4 347151952
n×5 433939940

Division

n÷y
n÷2 43393994
n÷3 28929329.333333
n÷3 21696997
n÷5 17357597.6

Exponentiation

ny
n2 7532154861088144
n3 6.5370056569826E+23
n4 5.6733356851414E+31
n5 4.9237738936202E+39

Nth Root

y√n
2√n 9316.007084583
3√n 442.74453250937
4√n 96.519464796397
5√n 38.698303295902

Divisors of 86787988

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -86787987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 86787988 can be divided by 12 positive divisors. The sum of these divisors (counting 86787988) is 1, the average is 0.083333333333333.

Base conversion 86787988

Base System Value
2 Binary 101001011000100011110010100
3 Ternary 20001022021201221
4 Quaternary 11023010132110
5 Quinary 134204203423
6 Senary 12340100124
8 Octal 513043624
10 Decimal 86787988
12 Duodecimal 25094644
16 Hexadecimal 52c4794
20 Vigesimal 17289j8
36 Base36 1fo61g

Cryptographic Hash Functions

md5 0b1d07e24cac7e47925dff76d892d67a
sha1 121fea44c65ae07c8b80ceb6425ad28988e605a6
sha256 61b745542fa8994325ff68289ab609935dcb599a8758b8410d532a281e636d17
sha512 5a7b467c2651a3a5716f0ec52604b4da4b76e2d9abd63e2c36a715ca8dd2abea70a3192d7b4a2ed862a958e1d843c8756c452a882d1dd071142af370ca448b72
ripemd-160 4db8bf210db390088993c9d05a63d6ddd141d181

86787988 as geometric shapes

Circle

Radius = n
Diameter 173575976
Circumference 545305011.04128
Area 2.3662962377295E+16

Sphere

Radius = n
Volume 2.7382145264602E+24
Surface area 9.4651849509181E+16
Circumference 545305011.04128

Square

Length = n
Perimeter 347151952
Area 7532154861088144
Diagonal 122736749.68067

Cube

Length = n
Surface area 45192929166528864
Volume 6.5370056569826E+23
Space diagonal 150321204.70268

Equilateral Triangle

Length = n
Perimeter 260363964
Area 3.2615187274704E+15
Altitude 75160602.351339

Triangular Pyramid

Length = n
Surface area 3.2615187274704E+15
Volume 7.7039350478454E+22
Height 40912249.893558