51981858 is an even 8-digits composite number following 51981857
and preceding 51981859 . In scientific notation, it is written as 5.1981858 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 17327268 positive integers (up to 51981858) that are relatively prime to 51981858.
51981858 has 16 divisors, whose sum is 115515360
The reverse of 51981858 is 85818915
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-one million nine hundred eighty-one thousand eight hundred fifty-eight
Scientific notation
5.1981858 × 10^7
Engineering notation
5.1981858 × 10^6
Prime Factorization
2 × 9 × 3 × 962627
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51981858
Product of the distinct prime numbers
The prime factorization of 51981858 is 2 × 9 × 3 × 962627.
Since it has a total of 4 prime factors.
4 , 10 , 48 , 19 , 444 , 803 , 7456 , 4701 , 82179 , 95413 , 915908 , 292052 , 5781523 , 9230460 , 83579306 , 87321316 , 426356416 , 555107413 , 3667978801 , 2516941204
n×2
103963716
n×3
155945574
n×4
207927432
n×5
259909290
n÷2
25990929
n÷3
17327286
n÷3
12995464.5
n÷5
10396371.6
n2
2702113561132164
n3
1.4046088343465E+23
n4
7.3014176972543E+30
n5
3.7954125793736E+38
2 √n
7209.8445198215
3 √n
373.20770344207
4 √n
84.910803316312
5 √n
34.927729881989
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 962627 , 1925254 , 2887881 , 5775762 , 8663643 , 17327286 , 25990929 , 51981858
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
-51981857
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 51981858 can be divided by 16 positive divisors.
The sum of these divisors (counting 51981858) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000110010010111000100010
3
Ternary
10121210221201000
4
Quaternary
3012102320202
5
Quinary
101301404413
6
Senary
5054052430
8
Octal
306227042
10
Decimal
51981858
12
Duodecimal
154aa116
16
Hexadecimal
3192e22
20
Vigesimal
g4heci
36
Base36
uy5gi
md5
def4baa2cee535b210cefcc734f07d37
sha1
00aebd9881a9fb52b3584a636d2176c3529227f8
sha256
db0435050a4b7be42da81ec770a6ac938e22d5be2c8121e8ba40c485e02a3c04
sha512
e54afaeece1c1060f1a685055220922786bc91332ba52e4c36e900ff3d83db1ccc33faf5fdb08dd291ce40e2d0c87f972116c9200fc769642e712155e1c0f333
ripemd-160
831eeeb041c0dfee445bce4c3ec373de35d5d233
Diameter
103963716
Circumference
326611646.4255
Area
8.4889401128182E+15
Volume
5.8836117268669E+23
Surface area
3.3955760451273E+16
Circumference
326611646.4255
Perimeter
207927432
Area
2702113561132164
Diagonal
73513448.580952
Surface area
16212681366792984
Volume
1.4046088343465E+23
Space diagonal
90035219.127831
Perimeter
155945574
Area
1.1700494939254E+15
Altitude
45017609.563915
Surface area
1.1700494939254E+15
Volume
1.6553473861349E+22
Height
24504482.860317