Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

12951985 (number)

12951985 is an odd 8-digits composite number following 12951984 and preceding 12951986. In scientific notation, it is written as 1.2951985 × 10^7. The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors. There are 10361584 positive integers (up to 12951985) that are relatively prime to 12951985.

Interesting facts

12951985 has 4 divisors, whose sum is 15542388
The reverse of 12951985 is 58915921
Previous prime number is 5

Basic properties

Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4

Name

Name	twelve million nine hundred fifty-one thousand nine hundred eighty-five

Notation

Scientific notation	1.2951985 × 10^7
Engineering notation	1.2951985 × 10^6

Prime Factorization of 12951985

Prime Factorization 5 × 2590397

Composite number

ω	Distinct Factors	2	Total number of distinct prime factors
Ω	Total Factors	2	Total number of prime factors
rad	Radical	12951985	Product of the distinct prime numbers

The prime factorization of 12951985 is 5 × 2590397. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 6, 16, 50, 762, 217, 2176, 9602, 79326, 36830, 270613, 837899, 2056550, 8193048, 44698519, 55153446, 866290895, 103575687, 9943937961, 5969217827

Basic calculations (n = 12951985)

Multiplication

n×y

n×2	25903970
n×3	38855955
n×4	51807940
n×5	64759925

Division

n÷y

n÷2	6475992.5
n÷3	4317328.3333333
n÷3	3237996.25
n÷5	2590397

Exponentiation

n^y

n²	167753915440225
n³	2.1727461964731E+21
n⁴	2.8141376145526E+28
n⁵	3.6448668171621E+35

Nth Root

^y√n

²√n	3598.8866333909
³√n	234.84362616337
⁴√n	59.990721227461
⁵√n	26.452533103926

Divisors of 12951985

1, 5, 2590397, 12951985

4 divisors

τ	Total Divisors	4	Total number of the positive divisors of n
σ	Sum of Divisors	1	Sum of all the positive divisors of n
s	Aliquot Sum	-12951984	Sum of the proper positive divisors of n
A	Arithmetic Mean	0.25	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	4	Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12951985 can be divided by 4 positive divisors. The sum of these divisors (counting 12951985) is 1, the average is 0.25.

Base conversion 12951985

Base	System	Value
2	Binary	110001011010000110110001
3	Ternary	220101000210011
4	Quaternary	301122012301
5	Quinary	11303430420
6	Senary	1141334521
8	Octal	61320661
10	Decimal	12951985
12	Duodecimal	4407441
16	Hexadecimal	c5a1b1
20	Vigesimal	40ijj5
36	Base36	7pltd

Cryptographic Hash Functions

md5	bd7d17c3b7511dfb26e1be2afff025ae
sha1	92378e5ccebf288e2188229ba0f9778811b65e56
sha256	3891f1a56f0bedba163e55f0f711e3ddfd37a5eb1de4107cf35dd94e75b82eb5
sha512	dc966dbadb97a0b6c04ac4695350f6777006ef57aa5c76292c873f741ae64723bcb6e00446475fdfe086e4f5adce46b0944ee42e3146159c8b14679ee57dd0f7
ripemd-160	d38a93f253665bb663de702e95fcc6f32856e579

12951985 as geometric shapes

Circle

Radius = n

Diameter	25903970
Circumference	81379721.85081
Area	5.2701446835793E+14

Sphere

Radius = n

Volume	9.1011779852733E+21
Surface area	2.1080578734317E+15
Circumference	81379721.85081

Square

Length = n

Perimeter	51807940
Area	167753915440225
Diagonal	18316872.846653

Cube

Length = n

Surface area	1006523492641350
Volume	2.1727461964731E+21
Space diagonal	22433496.07887

Equilateral Triangle

Length = n

Perimeter	38855955
Area	72639576177771
Altitude	11216748.039435

Triangular Pyramid

Length = n

Surface area	72639576177771
Volume	2.5606059488723E+20
Height	6105624.2822176