12857980 (number)

12857980 is an even 8-digits composite number following 12857979 and preceding 12857981. In scientific notation, it is written as 1.2857980 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 5143184 positive integers (up to 12857980) that are relatively prime to 12857980.

Interesting facts

Basic properties

Name

Name twelve million eight hundred fifty-seven thousand nine hundred eighty

Notation

Scientific notation 1.2857980 × 10^7
Engineering notation 1.2857980 × 10^6

Prime Factorization of 12857980

Prime Factorization 2 × 2 × 5 × 642899

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6428990
Product of the distinct prime numbers

The prime factorization of 12857980 is 2 × 2 × 5 × 642899. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 5, 70, 14, 491, 335, 8371, 2157, 46153, 4227, 304031, 447707, 1049831, 9257350, 89948568, 61793670, 186059082, 593785472, 3894408814, 572475035

Basic calculations (n = 12857980)

Multiplication

n×y
n×2 25715960
n×3 38573940
n×4 51431920
n×5 64289900

Division

n÷y
n÷2 6428990
n÷3 4285993.3333333
n÷3 3214495
n÷5 2571596

Exponentiation

ny
n2 165327649680400
n3 2.1257796130376E+21
n4 2.7333231748845E+28
n5 3.5145014716201E+35

Nth Root

y√n
2√n 3585.8025600973
3√n 234.27408408033
4√n 59.881571122485
5√n 26.414022848768

Divisors of 12857980

1, 2, 4, 5, 10, 20, 642899, 1285798, 2571596, 3214495, 6428990, 12857980

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12857979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12857980 can be divided by 12 positive divisors. The sum of these divisors (counting 12857980) is 1, the average is 0.083333333333333.

Base conversion 12857980

Base System Value
2 Binary 110001000011001001111100
3 Ternary 220012020211111
4 Quaternary 301003021330
5 Quinary 11242423410
6 Senary 1135331404
8 Octal 61031174
10 Decimal 12857980
12 Duodecimal 4380b64
16 Hexadecimal c4327c
20 Vigesimal 4074j0
36 Base36 7nla4

Cryptographic Hash Functions

md5 651bb8d6e49c3b9ee9160cb96f003bac
sha1 7bcf782ca52f9e2c7473fafe2453568a9b541bea
sha256 e095beb3a8b09e6429712a6e1630e2646dd65d81d225dd9c1bb4773ef44e5b5d
sha512 19dcee4360196bc3e6db92d1a2ca22b87be08e4a72e16d3f24d212c4bf4fec3f17cff6de1b0935cbae17a50bca3eb9893744d469930def65579d938d377c802c
ripemd-160 0d78775e72aad352c6c3601f1b667b7dc2367212

12857980 as geometric shapes

Circle

Radius = n
Diameter 25715960
Circumference 80789071.016009
Area 5.1939212967121E+14

Sphere

Radius = n
Volume 8.9044448206265E+21
Surface area 2.0775685186848E+15
Circumference 80789071.016009

Square

Length = n
Perimeter 51431920
Area 165327649680400
Diagonal 18183929.700722

Cube

Length = n
Surface area 991965898082400
Volume 2.1257796130376E+21
Space diagonal 22270674.642704

Equilateral Triangle

Length = n
Perimeter 38573940
Area 71588972285600
Altitude 11135337.321352

Triangular Pyramid

Length = n
Surface area 71588972285600
Volume 2.5052552994783E+20
Height 6061309.9002407