51691639 is an odd 8-digits composite number following 51691638
and preceding 51691640 . In scientific notation, it is written as 5.1691639 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 50920056 positive integers (up to 51691639) that are relatively prime to 51691639.
51691639 has 4 divisors, whose sum is 52463224
The reverse of 51691639 is 93619615
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
fifty-one million six hundred ninety-one thousand six hundred thirty-nine
Scientific notation
5.1691639 × 10^7
Engineering notation
5.1691639 × 10^6
Prime Factorization
67 × 771517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51691639
Product of the distinct prime numbers
The prime factorization of 51691639 is 67 × 771517.
Since it has a total of 2 prime factors.
3 , 7 , 38 , 80 , 479 , 513 , 9788 , 3230 , 14472 , 50830 , 455642 , 629012 , 1540154 , 5376416 , 42706733 , 11046577 , 15607217 , 526611681 , 3526704033 , 7565133169
n×2
103383278
n×3
155074917
n×4
206766556
n×5
258458195
n÷2
25845819.5
n÷3
17230546.333333
n÷3
12922909.75
n÷5
10338327.8
n2
2672025542506321
n3
1.3812137974202E+23
n4
7.1397204998062E+30
n5
3.6906385463688E+38
2 √n
7189.6897707759
3 √n
372.51185704641
4 √n
84.792038369035
5 √n
34.888641611766
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51691638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51691639 can be divided by 4 positive divisors.
The sum of these divisors (counting 51691639) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000101001100000001110111
3
Ternary
10121021012121011
4
Quaternary
3011030001313
5
Quinary
101213113024
6
Senary
5043533051
8
Octal
305140167
10
Decimal
51691639
12
Duodecimal
1538a187
16
Hexadecimal
314c077
20
Vigesimal
g3191j
36
Base36
urxiv
md5
849279b8e798961eac2e5a680b77d6e0
sha1
f3760398fe0a11ab12e2822ee43ed4bbabce40ee
sha256
70b0e0a9812b853e071d470e8b6f2997a9bbc43f084d6c078f3eef348dbf4aed
sha512
5ea7fae5613406f180217c3147f82c6350279a79d3879669f0b16074bf93ed7bc4368e4d173f08c9351eb8e4c9bd1da449fe298e5c39b6be77abb235fe571b8a
ripemd-160
6b87bddcb2094d53f1f0782dff7bbb9abbbe0360
Diameter
103383278
Circumference
324788146.66883
Area
8.3944158145421E+15
Volume
5.7856148253494E+23
Surface area
3.3577663258169E+16
Circumference
324788146.66883
Perimeter
206766556
Area
2672025542506321
Diagonal
73103016.935094
Surface area
16032153255037926
Volume
1.3812137974202E+23
Space diagonal
89532545.074509
Perimeter
155074917
Area
1.1570209996857E+15
Altitude
44766272.537254
Surface area
1.1570209996857E+15
Volume
1.627776070707E+22
Height
24367672.311698