649707987 (number)

649707987 is an odd 9-digits composite number following 649707986 and preceding 649707988. In scientific notation, it is written as 6.49707987 × 10^8. The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors. There are 433068768 positive integers (up to 649707987) that are relatively prime to 649707987.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.49707987 × 10^8
Engineering notation 6.49707987 × 10^6

Prime Factorization of 649707987

Prime Factorization 3 × 8053 × 26893

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 649707987
Product of the distinct prime numbers

The prime factorization of 649707987 is 3 × 8053 × 26893. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 649707987)

Multiplication

n×y
n×2 1299415974
n×3 1949123961
n×4 2598831948
n×5 3248539935

Division

n÷y
n÷2 324853993.5
n÷3 216569329
n÷3 162426996.75
n÷5 129941597.4

Exponentiation

ny
n2 422120468371592169
n3 2.742550397772E+26
n4 1.7818568981825E+35
n5 1.1576866584402E+44

Nth Root

y√n
2√n 25489.370078525
3√n 866.10936638238
4√n 159.65390718214
5√n 57.882014957394

Divisors of 649707987

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 -649707986
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 649707987 can be divided by 8 positive divisors. The sum of these divisors (counting 649707987) is 1, the average is 0.125.

Base conversion 649707987

Base System Value
2 Binary 100110101110011100000111010011
3 Ternary 1200021112120210210
4 Quaternary 212232130013103
5 Quinary 2312311123422
6 Senary 144245255203
8 Octal 4656340723
10 Decimal 649707987
12 Duodecimal 161704503
16 Hexadecimal 26b9c1d3
20 Vigesimal a30d9j7
36 Base36 aqthw3

Cryptographic Hash Functions

md5 7853ee815248d1bdc8b824fa160a0107
sha1 26f93c2cd184fb1a8213d9c0bd73b0d8a85ee71a
sha256 9fd64203d675d06ee0356321e51096f62d2118827d376d49d26b2353a71d7d78
sha512 362e0477963c408c67ef2efe0e4949ed78656feccf0e8d9f6fd4189ed0810bcb035835303eaaae1c6e78f9f91250948d8b00495e855a6ce33618703e8535d24b
ripemd-160 86bd3532193fc08b6bfa29e8897da8a8746bb5f5

649707987 as geometric shapes

Circle

Radius = n
Diameter 1299415974
Circumference 4082235677.8756
Area 1.3261305623661E+18

Sphere

Radius = n
Volume 1.1487968242321E+27
Surface area 5.3045222494643E+18
Circumference 4082235677.8756

Square

Length = n
Perimeter 2598831948
Area 422120468371592169
Diagonal 918825846.79752

Cube

Length = n
Surface area 2532722810229553014
Volume 2.742550397772E+26
Space diagonal 1125327243.5673

Equilateral Triangle

Length = n
Perimeter 1949123961
Area 1.8278352453359E+17
Altitude 562663621.78365

Triangular Pyramid

Length = n
Surface area 1.8278352453359E+17
Volume 3.2321266400175E+25
Height 306275282.26584