51988390 is an even 8-digits composite number following 51988389
and preceding 51988391 . In scientific notation, it is written as 5.1988390 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 20795352 positive integers (up to 51988390) that are relatively prime to 51988390.
51988390 has 8 divisors, whose sum is 93579120
The reverse of 51988390 is 09388915
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
fifty-one million nine hundred eighty-eight thousand three hundred ninety
Scientific notation
5.1988390 × 10^7
Engineering notation
5.1988390 × 10^6
Prime Factorization
2 × 5 × 5198839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51988390
Product of the distinct prime numbers
The prime factorization of 51988390 is 2 × 5 × 5198839.
Since it has a total of 3 prime factors.
8 , 1 , 49 , 3 , 12 , 391 , 6540 , 4827 , 98672 , 66520 , 470904 , 769184 , 7509034 , 8479375 , 11270132 , 69956009 , 94619110 , 57068101 , 8271505426 , 5928467983
n×2
103976780
n×3
155965170
n×4
207953560
n×5
259941950
n÷2
25994195
n÷3
17329463.333333
n÷3
12997097.5
n÷5
10397678
n2
2702792694792100
n3
1.40513840706E+23
n4
7.3050883510215E+30
n5
3.7977978217736E+38
2 √n
7210.2974973298
3 √n
373.22333511761
4 √n
84.913470647064
5 √n
34.928607636166
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
-51988389
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 51988390 can be divided by 8 positive divisors.
The sum of these divisors (counting 51988390) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000110010100011110100110
3
Ternary
10121211021122221
4
Quaternary
3012110132212
5
Quinary
101302112030
6
Senary
5054142554
8
Octal
306243646
10
Decimal
51988390
12
Duodecimal
154b1a5a
16
Hexadecimal
31947a6
20
Vigesimal
g4iaja
36
Base36
uyahy
md5
1a67fe88bd618541cb1657e9ad69faee
sha1
b4b2a59bab096776c0838983d71f9666334579cf
sha256
4660cf860ff243f3f57daade65e25567edb85b4996a03ed273d3cc170e916ae4
sha512
0aecfe356478ceddf0ff8b0431c2480403deae7ca07bdd3e0605bbe340b97267851af36e2b16da2c6db3a456bf263f6d09dc7e1ff01411b4b2833ca7090fed2d
ripemd-160
b454bb88810e0d239bf96062ddf979d2a593c6c4
Diameter
103976780
Circumference
326652688.19192
Area
8.491073674135E+15
Volume
5.8858299958622E+23
Surface area
3.396429469654E+16
Circumference
326652688.19192
Perimeter
207953560
Area
2702792694792100
Diagonal
73522686.223942
Surface area
16216756168752600
Volume
1.40513840706E+23
Space diagonal
90046532.883706
Perimeter
155965170
Area
1.1703435674265E+15
Altitude
45023266.441853
Surface area
1.1703435674265E+15
Volume
1.655971493563E+22
Height
24507562.074647