65819985 (number)

65819985 is an odd 8-digits composite number following 65819984 and preceding 65819986. In scientific notation, it is written as 6.5819985 × 10^7. The sum of its digits is 51. It has a total of 6 prime factors and 64 positive divisors. There are 27330240 positive integers (up to 65819985) that are relatively prime to 65819985.

Interesting facts

Basic properties

Name

Name sixty-five million eight hundred nineteen thousand nine hundred eighty-five

Notation

Scientific notation 6.5819985 × 10^7
Engineering notation 6.5819985 × 10^6

Prime Factorization of 65819985

Prime Factorization 5 × 3 × 7 × 49 × 11 × 1163

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 65819985
Product of the distinct prime numbers

The prime factorization of 65819985 is 5 × 3 × 7 × 49 × 11 × 1163. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 10, 14, 74, 875, 841, 3751, 2820, 38572, 36253, 396039, 682877, 2414209, 29561, 74811574, 98747026, 902908970, 356646334, 3308190549, 5186702614

Basic calculations (n = 65819985)

Multiplication

n×y
n×2 131639970
n×3 197459955
n×4 263279940
n×5 329099925

Division

n÷y
n÷2 32909992.5
n÷3 21939995
n÷3 16454996.25
n÷5 13163997

Exponentiation

ny
n2 4332270425400225
n3 2.8514997441579E+23
n4 1.8768567038797E+31
n5 1.2353468009651E+39

Nth Root

y√n
2√n 8112.951682341
3√n 403.75625144081
4√n 90.071925050712
5√n 36.616055340208

Divisors of 65819985

1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 343, 385, 539, 735, 1029, 1155, 1163, 1617, 1715, 2695, 3489, 3773, 5145, 5815, 8085, 8141, 11319, 12793, 17445, 18865, 24423, 38379, 40705, 56595, 56987, 63965, 89551, 122115, 170961, 191895, 268653, 284935, 398909, 447755, 626857, 854805, 1196727, 1343265, 1880571, 1994545, 3134285, 4387999, 5983635, 9402855, 13163997, 21939995, 65819985

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -65819984
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 65819985 can be divided by 64 positive divisors. The sum of these divisors (counting 65819985) is 1, the average is 0.015625.

Base conversion 65819985

Base System Value
2 Binary 11111011000101010101010001
3 Ternary 11120212000001020
4 Quaternary 3323011111101
5 Quinary 113322214420
6 Senary 10310430053
8 Octal 373052521
10 Decimal 65819985
12 Duodecimal 1a062329
16 Hexadecimal 3ec5551
20 Vigesimal 10b79j5
36 Base36 136r0x

Cryptographic Hash Functions

md5 d953dbd841c810b489b4ae1ffb8cd879
sha1 d4185ad26742f29ea6637d64379ad723ba89b8c5
sha256 fffb1d66a61228a101235e4dcd2353fc79058723c31911dadb6bca6ebf6bed7b
sha512 c914cba94251c1bbe84caf7c0baeb498b8a3f89e8491e5eca9fc6b623451e28f5a74a660915337d6a0d6184a1341a4f733f35d4446931c3fea1a7b90dd7bcdd1
ripemd-160 5a2feca1e139331f4a8f592d33348eafd09c5382

65819985 as geometric shapes

Circle

Radius = n
Diameter 131639970
Circumference 413559162.67078
Area 1.3610228941802E+16

Sphere

Radius = n
Volume 1.1944334197279E+24
Surface area 5.4440915767207E+16
Circumference 413559162.67078

Square

Length = n
Perimeter 263279940
Area 4332270425400225
Diagonal 93083515.462194

Cube

Length = n
Surface area 25993622552401350
Volume 2.8514997441579E+23
Space diagonal 114003558.17342

Equilateral Triangle

Length = n
Perimeter 197459955
Area 1.8759281222303E+15
Altitude 57001779.086711

Triangular Pyramid

Length = n
Surface area 1.8759281222303E+15
Volume 3.3605246760762E+22
Height 31027838.487398