646989012 (number)

646989012 is an even 9-digits composite number following 646989011 and preceding 646989013. In scientific notation, it is written as 6.46989012 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 214885440 positive integers (up to 646989012) that are relatively prime to 646989012.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.46989012 × 10^8
Engineering notation 6.46989012 × 10^6

Prime Factorization of 646989012

Prime Factorization 2 × 2 × 9 × 3 × 281 × 21319

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 323494506
Product of the distinct prime numbers

The prime factorization of 646989012 is 2 × 2 × 9 × 3 × 281 × 21319. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 646989012)

Multiplication

n×y
n×2 1293978024
n×3 1940967036
n×4 2587956048
n×5 3234945060

Division

n÷y
n÷2 323494506
n÷3 215663004
n÷3 161747253
n÷5 129397802.4

Exponentiation

ny
n2 418594781648736144
n3 2.7082622420727E+26
n4 1.7522159122355E+35
n5 1.1336644418679E+44

Nth Root

y√n
2√n 25435.978691609
3√n 864.89947799988
4√n 159.48660975646
5√n 57.833487352131

Divisors of 646989012

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -646989011
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 646989012 can be divided by 48 positive divisors. The sum of these divisors (counting 646989012) is 1, the average is 0.020833333333333.

Base conversion 646989012

Base System Value
2 Binary 100110100100000100010011010100
3 Ternary 1200002102110002000
4 Quaternary 212210010103110
5 Quinary 2311112122022
6 Senary 144111115300
8 Octal 4644042324
10 Decimal 646989012
12 Duodecimal 160812b30
16 Hexadecimal 269044d4
20 Vigesimal a23dcac
36 Base36 ap77x0

Cryptographic Hash Functions

md5 1de1d61ab9db069f7a03fc61bb3cb830
sha1 a60e665de1abde0506cb05d7771f3b01061f39b6
sha256 f51e3df9a9a842a87a7c54a5d6d418bf5b0fa260fc304b5d6efcda8b159580e9
sha512 91cf87426f497f4c8a6a6fa83f8af654e7a702af3b54b09c5fe01a44a09883183d145a34d4e99a822669c42611fd5824fb3cb204642945c867613e349bbb8056
ripemd-160 46a4c52cc749d9e9f29762e412916b593876bc29

646989012 as geometric shapes

Circle

Radius = n
Diameter 1293978024
Circumference 4065151854.105
Area 1.3150542908587E+18

Sphere

Radius = n
Volume 1.1344342351587E+27
Surface area 5.2602171634348E+18
Circumference 4065151854.105

Square

Length = n
Perimeter 2587956048
Area 418594781648736144
Diagonal 914980635.47677

Cube

Length = n
Surface area 2511568689892416864
Volume 2.7082622420727E+26
Space diagonal 1120617840.7228

Equilateral Triangle

Length = n
Perimeter 1940967036
Area 1.812568573997E+17
Altitude 560308920.3614

Triangular Pyramid

Length = n
Surface area 1.812568573997E+17
Volume 3.1917176610018E+25
Height 304993545.15892