646021964 (number)

646021964 is an even 9-digits composite number following 646021963 and preceding 646021965. In scientific notation, it is written as 6.46021964 × 10^8. The sum of its digits is 38. It has a total of 6 prime factors and 48 positive divisors. There are 242611200 positive integers (up to 646021964) that are relatively prime to 646021964.

Interesting facts

Basic properties

Name

Name six hundred forty-six million twenty-one thousand nine hundred sixty-four

Notation

Scientific notation 6.46021964 × 10^8
Engineering notation 6.46021964 × 10^6

Prime Factorization of 646021964

Prime Factorization 2 × 2 × 119 × 61 × 19 × 1171

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 323010982
Product of the distinct prime numbers

The prime factorization of 646021964 is 2 × 2 × 119 × 61 × 19 × 1171. Since it has a total of 6 prime factors.

Most popular turbo-numbers

6, 5, 59, 30, 158, 761, 8088, 2999, 43912, 20021, 828814, 840318, 6807126, 1796581, 4976854, 23372909, 819117486, 147934980, 1688402523, 5565916377

Basic calculations (n = 646021964)

Multiplication

n×y
n×2 1292043928
n×3 1938065892
n×4 2584087856
n×5 3230109820

Division

n÷y
n÷2 323010982
n÷3 215340654.66667
n÷3 161505491
n÷5 129204392.8

Exponentiation

ny
n2 417344377970417296
n3 2.6961363472081E+26
n4 1.7417632982351E+35
n5 1.125217346749E+44

Nth Root

y√n
2√n 25416.962131616
3√n 864.46834426063
4√n 159.42698056357
5√n 57.816188379468

Divisors of 646021964

1, 2, 4, 19, 38, 61, 76, 119, 122, 238, 244, 476, 1159, 1171, 2261, 2318, 2342, 4522, 4636, 4684, 7259, 9044, 14518, 22249, 29036, 44498, 71431, 88996, 137921, 139349, 142862, 275842, 278698, 285724, 551684, 557396, 1357189, 2647631, 2714378, 5295262, 5428756, 8500289, 10590524, 17000578, 34001156, 161505491, 323010982, 646021964

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 -646021963
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 646021964 can be divided by 48 positive divisors. The sum of these divisors (counting 646021964) is 1, the average is 0.020833333333333.

Base conversion 646021964

Base System Value
2 Binary 100110100000011000001101001100
3 Ternary 1200000121022112102
4 Quaternary 212200120031030
5 Quinary 2310340200324
6 Senary 144034254232
8 Octal 4640301514
10 Decimal 646021964
12 Duodecimal 160427378
16 Hexadecimal 2681834c
20 Vigesimal a1hcei4
36 Base36 aomhqk

Cryptographic Hash Functions

md5 ac36c9eea34876df1ede5a09c1d93c66
sha1 d24ba73ee962d57165a9699bff29937a49edc948
sha256 4a6a62337439d0ff8505f7ea723a776c7dfb8861df055ef63e31cceea1fd9b58
sha512 1697d43cbf04a71c681828603e819ea69667d780fb7dd1d68a9e1d13589bc766f3691e3ea02641b0960662fc5854750417822d09b07c34589200024ee6fbf0f4
ripemd-160 fe26b0d4973a6e39bae3cb99f16ece40a890c1cd

646021964 as geometric shapes

Circle

Radius = n
Diameter 1292043928
Circumference 4059075712.3201
Area 1.3111260318489E+18

Sphere

Radius = n
Volume 1.1293549521954E+27
Surface area 5.2445041273955E+18
Circumference 4059075712.3201

Square

Length = n
Perimeter 2584087856
Area 417344377970417296
Diagonal 913613023.0797

Cube

Length = n
Surface area 2504066267822503776
Volume 2.6961363472081E+26
Space diagonal 1118942864.4534

Equilateral Triangle

Length = n
Perimeter 1938065892
Area 1.807154167245E+17
Altitude 559471432.22672

Triangular Pyramid

Length = n
Surface area 1.807154167245E+17
Volume 3.1774271568573E+25
Height 304537674.3599