82786138 is an even 8-digits composite number following 82786137
and preceding 82786139 . In scientific notation, it is written as 8.2786138 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 40770840 positive integers (up to 82786138) that are relatively prime to 82786138.
82786138 has 12 divisors, whose sum is 126073962
The reverse of 82786138 is 83168728
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-two million seven hundred eighty-six thousand one hundred thirty-eight
Scientific notation
8.2786138 × 10^7
Engineering notation
8.2786138 × 10^6
Prime Factorization
2 × 67 × 67 × 9221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1235614
Product of the distinct prime numbers
The prime factorization of 82786138 is 2 × 67 × 67 × 9221.
Since it has a total of 4 prime factors.
10 , 7 , 64 , 70 , 87 , 816 , 8333 , 2011 , 79648 , 27381 , 921389 , 437529 , 5478253 , 2579894 , 82980175 , 34184616 , 662663607 , 384111316 , 1649162301 , 9993813940
n×2
165572276
n×3
248358414
n×4
331144552
n×5
413930690
n÷2
41393069
n÷3
27595379.333333
n÷3
20696534.5
n÷5
16557227.6
n2
6853544644955044
n3
5.6737849276641E+23
n4
4.6971074200392E+31
n5
3.8885538307619E+39
2 √n
9098.6888066358
3 √n
435.83209383499
4 √n
95.387047373508
5 √n
38.334651956786
1 , 2 , 67 , 134 , 4489 , 8978 , 9221 , 18442 , 617807 , 1235614 , 41393069 , 82786138
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82786137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82786138 can be divided by 12 positive divisors.
The sum of these divisors (counting 82786138) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111011110011011101011010
3
Ternary
12202202222020021
4
Quaternary
10323303131122
5
Quinary
132143124023
6
Senary
12114221054
8
Octal
473633532
10
Decimal
82786138
12
Duodecimal
2388478a
16
Hexadecimal
4ef375a
20
Vigesimal
15h856i
36
Base36
1dae6y
md5
6c2c891948c7ef0a4f721500d9036a33
sha1
4cafd96cd423f62c474d7cdd6e640acdbeb77791
sha256
5e82dd0a37922f85e0f6c5e1bec5d57a49e9cb5037001fc5f53cc74bcf1ada7f
sha512
86c88164f11f03a249886c9a1a2ef6a5996680862b016e04013976ba816a92ba5bf85aee707b64b98a78ec1c136dbe10cf9809479eda0e99ef36aa1c4ab0f263
ripemd-160
0c4b56e708a07aa75fd78c0db912ecede62a62a5
Diameter
165572276
Circumference
520160645.91974
Area
2.153104550764E+16
Volume
2.3766294729064E+24
Surface area
8.6124182030562E+16
Circumference
520160645.91974
Perimeter
331144552
Area
6853544644955044
Diagonal
117077279.13609
Surface area
41121267869730264
Volume
5.6737849276641E+23
Space diagonal
143389797.17841
Perimeter
248358414
Area
2.9676718842509E+15
Altitude
71694898.589204
Surface area
2.9676718842509E+15
Volume
6.6866196622422E+22
Height
39025759.71203