1285440 (number)

1285440 is an even 7-digits composite number following 1285439 and preceding 1285441. In scientific notation, it is written as 1.285440 × 10^6. The sum of its digits is 24. It has a total of 10 prime factors and 112 positive divisors. There are 313344 positive integers (up to 1285440) that are relatively prime to 1285440.

Interesting facts

Basic properties

Name

Name one million two hundred eighty-five thousand four hundred forty

Notation

Scientific notation 1.285440 × 10^6
Engineering notation 1.285440 × 10^6

Prime Factorization of 1285440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 103

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 40170
Product of the distinct prime numbers

The prime factorization of 1285440 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 103. Since it has a total of 10 prime factors.

Most popular turbo-numbers

8, 9, 95, 37, 991, 873, 4835, 1490, 57520, 48148, 605840, 587563, 5206820, 4570362, 43900293, 86199738, 251110356, 931051744, 8833615491, 2723420630

Basic calculations (n = 1285440)

Multiplication

n×y
n×2 2570880
n×3 3856320
n×4 5141760
n×5 6427200

Division

n÷y
n÷2 642720
n÷3 428480
n÷3 321360
n÷5 257088

Exponentiation

ny
n2 1652355993600
n3 2124004488413184000
n4 2.7302803295858E+24
n5 3.5096115468628E+30

Nth Root

y√n
2√n 1133.772463945
3√n 108.73030426771
4√n 33.671537891
5√n 16.665193552949

Divisors of 1285440

1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 103, 104, 120, 130, 156, 160, 192, 195, 206, 208, 240, 260, 309, 312, 320, 390, 412, 416, 480, 515, 520, 618, 624, 780, 824, 832, 960, 1030, 1040, 1236, 1248, 1339, 1545, 1560, 1648, 2060, 2080, 2472, 2496, 2678, 3090, 3120, 3296, 4017, 4120, 4160, 4944, 5356, 6180, 6240, 6592, 6695, 8034, 8240, 9888, 10712, 12360, 12480, 13390, 16068, 16480, 19776, 20085, 21424, 24720, 26780, 32136, 32960, 40170, 42848, 49440, 53560, 64272, 80340, 85696, 98880, 107120, 128544, 160680, 214240, 257088, 321360, 428480, 642720, 1285440

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1285439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
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 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1285440 can be divided by 112 positive divisors. The sum of these divisors (counting 1285440) is 1, the average is 0.0089285714285714.

Base conversion 1285440

Base System Value
2 Binary 100111001110101000000
3 Ternary 2102022021220
4 Quaternary 10321311000
5 Quinary 312113230
6 Senary 43315040
8 Octal 4716500
10 Decimal 1285440
12 Duodecimal 51ba80
16 Hexadecimal 139d40
20 Vigesimal 80dc0
36 Base36 rjuo

Cryptographic Hash Functions

md5 1eff618a759e53bfa7aebb6dfde51f44
sha1 b1b8649bc2459938d8978e48f5cb1a968b909525
sha256 67273c864c2430787c28c1dac7c97276b1b96b46b081d441be9c80e08583adc6
sha512 fde31aad4c572426e31e7c4669267dc1da43251db7f9682b369b9039e0488c8d00352b86a4a39c0224b7f3ac4707380bd337df74c93a45f756906a1b05ef3723
ripemd-160 94488e11f34f5602b3db6ac101f5dec62eb69213

1285440 as geometric shapes

Circle

Radius = n
Diameter 2570880
Circumference 8076657.7212609
Area 5191029450608.8

Sphere

Radius = n
Volume 8.8970091959875E+18
Surface area 20764117802435
Circumference 8076657.7212609

Square

Length = n
Perimeter 5141760
Area 1652355993600
Diagonal 1817886.6816169

Cube

Length = n
Surface area 9914135961600
Volume 2124004488413184000
Space diagonal 2226447.3900813

Equilateral Triangle

Length = n
Perimeter 3856320
Area 715491133276.54
Altitude 1113223.6950407

Triangular Pyramid

Length = n
Surface area 715491133276.54
Volume 2.503163295046E+17
Height 605962.22720562