868697987 (number)

868697987 is an odd 9-digits composite number following 868697986 and preceding 868697988. In scientific notation, it is written as 8.68697987 × 10^8. The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors. There are 834346240 positive integers (up to 868697987) that are relatively prime to 868697987.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 8.68697987 × 10^8
Engineering notation 8.68697987 × 10^6

Prime Factorization of 868697987

Prime Factorization 29 × 191 × 156833

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 868697987
Product of the distinct prime numbers

The prime factorization of 868697987 is 29 × 191 × 156833. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 868697987)

Multiplication

n×y
n×2 1737395974
n×3 2606093961
n×4 3474791948
n×5 4343489935

Division

n÷y
n÷2 434348993.5
n÷3 289565995.66667
n÷3 217174496.75
n÷5 173739597.4

Exponentiation

ny
n2 754636192617852169
n3 6.5555094144447E+26
n4 5.6947578320877E+35
n5 4.9470246651871E+44

Nth Root

y√n
2√n 29473.682956156
3√n 954.16380556679
4√n 171.67901140255
5√n 61.344236146092

Divisors of 868697987

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 -868697986
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 868697987 can be divided by 8 positive divisors. The sum of these divisors (counting 868697987) is 1, the average is 0.125.

Base conversion 868697987

Base System Value
2 Binary 110011110001110100011110000011
3 Ternary 2020112121102121112
4 Quaternary 303301310132003
5 Quinary 3234341313422
6 Senary 222111113535
8 Octal 6361643603
10 Decimal 868697987
12 Duodecimal 202b128ab
16 Hexadecimal 33c74783
20 Vigesimal db974j7
36 Base36 ed77nn

Cryptographic Hash Functions

md5 b1838300195a69a14ff65492429a05ef
sha1 be0b05d33616f2358d88ec85b1b2a12abaa21e6b
sha256 4e5f33eadb5ee8bb44ab4e69e279ec0b6350386206d3ad8847a147ec704fc33c
sha512 335ee7ef3a620dade021a253f7858ee2b85b1f70a26125f7e75d984a2dc9f3f37ffd0e11485fd2288e20eaddd7eda65f602f617ed4bdcf222a798525dcb8ab4e
ripemd-160 131431c1f794d54f70254fd2d17bf2ebcb2b5a9b

868697987 as geometric shapes

Circle

Radius = n
Diameter 1737395974
Circumference 5458190428.2949
Area 2.3707595188612E+18

Sphere

Radius = n
Volume 2.7459653622611E+27
Surface area 9.4830380754449E+18
Circumference 5458190428.2949

Square

Length = n
Perimeter 3474791948
Area 754636192617852169
Diagonal 1228524474.8216

Cube

Length = n
Surface area 4527817155707113014
Volume 6.5555094144447E+26
Space diagonal 1504629049.9168

Equilateral Triangle

Length = n
Perimeter 2606093961
Area 3.2676705671111E+17
Altitude 752314524.9584

Triangular Pyramid

Length = n
Surface area 3.2676705671111E+17
Volume 7.7257419351435E+25
Height 409508158.27387