51887978 is an even 8-digits composite number following 51887977
and preceding 51887979 . In scientific notation, it is written as 5.1887978 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 24417856 positive integers (up to 51887978) that are relatively prime to 51887978.
51887978 has 8 divisors, whose sum is 82410372
The reverse of 51887978 is 87978815
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
fifty-one million eight hundred eighty-seven thousand nine hundred seventy-eight
Scientific notation
5.1887978 × 10^7
Engineering notation
5.1887978 × 10^6
Prime Factorization
2 × 17 × 1526117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51887978
Product of the distinct prime numbers
The prime factorization of 51887978 is 2 × 17 × 1526117.
Since it has a total of 3 prime factors.
9 , 7 , 27 , 92 , 770 , 285 , 1248 , 7317 , 99128 , 65665 , 350885 , 17642 , 5673074 , 6939132 , 4171731 , 6338456 , 506366026 , 382783015 , 9169541767 , 1608746749
n×2
103775956
n×3
155663934
n×4
207551912
n×5
259439890
n÷2
25943989
n÷3
17295992.666667
n÷3
12971994.5
n÷5
10377595.6
n2
2692362260928484
n3
1.3970123376309E+23
n4
7.2488145440719E+30
n5
3.7612632958888E+38
2 √n
7203.3310350143
3 √n
372.98289518508
4 √n
84.87243978474
5 √n
34.915104759465
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51887977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51887978 can be divided by 8 positive divisors.
The sum of these divisors (counting 51887978) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000101111011111101101010
3
Ternary
10121122011220222
4
Quaternary
3011323331222
5
Quinary
101240403403
6
Senary
5052050042
8
Octal
305737552
10
Decimal
51887978
12
Duodecimal
15463922
16
Hexadecimal
317bf6a
20
Vigesimal
g45jii
36
Base36
uw50q
md5
570f3ee822ce37980c521f887db3d983
sha1
2364c969fe1a51ea24429124142826294724b798
sha256
9418ac7e12903cbb4a5b5de61e745113a11169672b3d205258dddf15d79823c4
sha512
32947b286f76e4709ebdb0c88d7b1e860a76948d4d3f4f3b6a56d27dbe6afc112c4152752304d57fab735025da91ec5c357bcca125f5554bedb72a400d624828
ripemd-160
7fe6f99fcaf186b6047bf2abc1c56354cdc838e7
Diameter
103775956
Circumference
326021780.98886
Area
8.4583054997353E+15
Volume
5.8517915958339E+23
Surface area
3.3833221998941E+16
Circumference
326021780.98886
Perimeter
207551912
Area
2692362260928484
Diagonal
73380682.211717
Surface area
16154173565570904
Volume
1.3970123376309E+23
Space diagonal
89872614.198016
Perimeter
155663934
Area
1.1658270570773E+15
Altitude
44936307.099008
Surface area
1.1658270570773E+15
Volume
1.6463948289001E+22
Height
24460227.403906