1381908 (number)

1381908 is an even 7-digits composite number following 1381907 and preceding 1381909. In scientific notation, it is written as 1.381908 × 10^6. The sum of its digits is 30. It has a total of 7 prime factors and 72 positive divisors. There are 383040 positive integers (up to 1381908) that are relatively prime to 1381908.

Interesting facts

Basic properties

Name

Name one million three hundred eighty-one thousand nine hundred eight

Notation

Scientific notation 1.381908 × 10^6
Engineering notation 1.381908 × 10^6

Prime Factorization of 1381908

Prime Factorization 2 × 2 × 3 × 11 × 19 × 29 × 19

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 36366
Product of the distinct prime numbers

The prime factorization of 1381908 is 2 × 2 × 3 × 11 × 19 × 29 × 19. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1381908)

Multiplication

n×y
n×2 2763816
n×3 4145724
n×4 5527632
n×5 6909540

Division

n÷y
n÷2 690954
n÷3 460636
n÷3 345477
n÷5 276381.6

Exponentiation

ny
n2 1909669720464
n3 2638987864066965312
n4 3.6468384412571E+24
n5 5.0395952166807E+30

Nth Root

y√n
2√n 1175.5458306676
3√n 111.3849148037
4√n 34.286233836157
5√n 16.908139651807

Divisors of 1381908

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1381907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1381908 can be divided by 72 positive divisors. The sum of these divisors (counting 1381908) is 1, the average is 0.013888888888889.

Base conversion 1381908

Base System Value
2 Binary 101010001011000010100
3 Ternary 2121012121210
4 Quaternary 11101120110
5 Quinary 323210113
6 Senary 45341420
8 Octal 5213024
10 Decimal 1381908
12 Duodecimal 567870
16 Hexadecimal 151614
20 Vigesimal 8cef8
36 Base36 tmac

Cryptographic Hash Functions

md5 6025751cbbb7122a7e7f225127ed030a
sha1 a7528a38dcb4da93779ead5cf9a3963779a5c81e
sha256 a1a54007c8d8a743780c4fd55bdc24b75c0e63b56097d699b27b515687701f85
sha512 2e95506c8bdcf5106c9b1a93d8b7d8f7c7956fdd1e49e044626fff8eae41c0b5f644d4bd2df7cf6ce0961beebd9860f793876d90fa188327f218fd0e3095a20f
ripemd-160 69728a9aa6effe9c796587087c4aa5df649d8122

1381908 as geometric shapes

Circle

Radius = n
Diameter 2763816
Circumference 8682784.0414739
Area 5999404364592.6

Sphere

Radius = n
Volume 1.1054166515554E+19
Surface area 23997617458370
Circumference 8682784.0414739

Square

Length = n
Perimeter 5527632
Area 1909669720464
Diagonal 1954313.0355519

Cube

Length = n
Surface area 11458018322784
Volume 2638987864066965312
Space diagonal 2393534.8673859

Equilateral Triangle

Length = n
Perimeter 4145724
Area 826911245379.88
Altitude 1196767.4336929

Triangular Pyramid

Length = n
Surface area 826911245379.88
Volume 3.1100770235846E+17
Height 651437.67851729