12985688 (number)

12985688 is an even 8-digits composite number following 12985687 and preceding 12985689. In scientific notation, it is written as 1.2985688 × 10^7. The sum of its digits is 47. It has a total of 5 prime factors and 16 positive divisors. There are 6110848 positive integers (up to 12985688) that are relatively prime to 12985688.

Interesting facts

Basic properties

Name

Name twelve million nine hundred eighty-five thousand six hundred eighty-eight

Notation

Scientific notation 1.2985688 × 10^7
Engineering notation 1.2985688 × 10^6

Prime Factorization of 12985688

Prime Factorization 2 × 2 × 2 × 17 × 95483

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3246422
Product of the distinct prime numbers

The prime factorization of 12985688 is 2 × 2 × 2 × 17 × 95483. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 7, 66, 14, 402, 375, 9372, 5401, 11440, 442, 145893, 755404, 9219798, 5299021, 79883960, 13598722, 531117028, 896139676, 7804356484, 7486480438

Basic calculations (n = 12985688)

Multiplication

n×y
n×2 25971376
n×3 38957064
n×4 51942752
n×5 64928440

Division

n÷y
n÷2 6492844
n÷3 4328562.6666667
n÷3 3246422
n÷5 2597137.6

Exponentiation

ny
n2 168628092833344
n3 2.1897518015688E+21
n4 2.8435433692611E+28
n5 3.6925367007693E+35

Nth Root

y√n
2√n 3603.5660116057
3√n 235.04714913325
4√n 60.029709407973
5√n 26.466285485696

Divisors of 12985688

1, 2, 4, 8, 17, 34, 68, 136, 95483, 190966, 381932, 763864, 1623211, 3246422, 6492844, 12985688

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12985687
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12985688 can be divided by 16 positive divisors. The sum of these divisors (counting 12985688) is 1, the average is 0.0625.

Base conversion 12985688

Base System Value
2 Binary 110001100010010101011000
3 Ternary 220102202000102
4 Quaternary 301202111120
5 Quinary 11311020223
6 Senary 1142154532
8 Octal 61422530
10 Decimal 12985688
12 Duodecimal 4422a48
16 Hexadecimal c62558
20 Vigesimal 413448
36 Base36 7qbtk

Cryptographic Hash Functions

md5 0727b19965a47ca2a793ee16b4f751cf
sha1 b7e2cfe7eda71e9d0d847505ad71f997f48ebd26
sha256 2f13c52d577ef6b202fbe4c2920c993ef8eddd0a460ffe25b95954671e8d949d
sha512 4f7d6028f99e9bf49d95e59a7b422d242c239fa8884092aa4100ea9dd38b82e3f3222f158914647f48b6661fb8340b8a0370ec5291e1b57431594817afc717fd
ripemd-160 325d6041132270e3c87245a66dd473945f4d0353

12985688 as geometric shapes

Circle

Radius = n
Diameter 25971376
Circumference 81591484.045218
Area 5.2976077763409E+14

Sphere

Radius = n
Volume 9.1724108973249E+21
Surface area 2.1190431105364E+15
Circumference 81591484.045218

Square

Length = n
Perimeter 51942752
Area 168628092833344
Diagonal 18364536.086346

Cube

Length = n
Surface area 1011768557000064
Volume 2.1897518015688E+21
Space diagonal 22491871.387237

Equilateral Triangle

Length = n
Perimeter 38957064
Area 73018106092698
Altitude 11245935.693619

Triangular Pyramid

Length = n
Surface area 73018106092698
Volume 2.5806472466746E+20
Height 6121512.0287819