51287907 (number)

51287907 is an odd 8-digits composite number following 51287906 and preceding 51287908. In scientific notation, it is written as 5.1287907 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 29727280 positive integers (up to 51287907) that are relatively prime to 51287907.

Interesting facts

Basic properties

Name

Name fifty-one million two hundred eighty-seven thousand nine hundred seven

Notation

Scientific notation 5.1287907 × 10^7
Engineering notation 5.1287907 × 10^6

Prime Factorization of 51287907

Prime Factorization 3 × 121 × 23 × 6143

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 51287907
Product of the distinct prime numbers

The prime factorization of 51287907 is 3 × 121 × 23 × 6143. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 51287907)

Multiplication

n×y
n×2 102575814
n×3 153863721
n×4 205151628
n×5 256439535

Division

n÷y
n÷2 25643953.5
n÷3 17095969
n÷3 12821976.75
n÷5 10257581.4

Exponentiation

ny
n2 2630449404440649
n3 1.3491024442316E+23
n4 6.9192640693222E+30
n5 3.5487457209584E+38

Nth Root

y√n
2√n 7161.5575819789
3√n 371.53949984163
4√n 84.62598644612
5√n 34.833971748314

Divisors of 51287907

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 -51287906
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 51287907 can be divided by 16 positive divisors. The sum of these divisors (counting 51287907) is 1, the average is 0.0625.

Base conversion 51287907

Base System Value
2 Binary 11000011101001011101100011
3 Ternary 10120111200210010
4 Quaternary 3003221131203
5 Quinary 101112203112
6 Senary 5031140003
8 Octal 303513543
10 Decimal 51287907
12 Duodecimal 15214603
16 Hexadecimal 30e9763
20 Vigesimal g0ajf7
36 Base36 uja03

Cryptographic Hash Functions

md5 00af15389baaf5169c1c741195a27782
sha1 fde57198e9010717270ddcbdfd34bb9080bc5502
sha256 0b6c432b2efaf944fa82283337c3a3924e70adaad41ac4ac7a95e955a1487b98
sha512 f2c41257558808b454a9849c597ccddb4eed5d626a193bfd52ba9eff314e71f6b73b8955d71551ee383ac16726624bef23294d64eaeda6f108732d6591dff875
ripemd-160 cac0a23abf5bd295c0dff6d99293ec3d891a90da

51287907 as geometric shapes

Circle

Radius = n
Diameter 102575814
Circumference 322251423.69839
Area 8.2638005246304E+15

Sphere

Radius = n
Volume 5.6511071036506E+23
Surface area 3.3055202098522E+16
Circumference 322251423.69839

Square

Length = n
Perimeter 205151628
Area 2630449404440649
Diagonal 72532053.66513

Cube

Length = n
Surface area 15782696426643894
Volume 1.3491024442316E+23
Space diagonal 88833260.737867

Equilateral Triangle

Length = n
Perimeter 153863721
Area 1.1390180038076E+15
Altitude 44416630.368934

Triangular Pyramid

Length = n
Surface area 1.1390180038076E+15
Volume 1.5899324780525E+22
Height 24177351.22171