82012381 is an odd 8-digits composite number following 82012380
and preceding 82012382 . In scientific notation, it is written as 8.2012381 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 74556700 positive integers (up to 82012381) that are relatively prime to 82012381.
82012381 has 4 divisors, whose sum is 89468064
The reverse of 82012381 is 18321028
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty-two million twelve thousand three hundred eighty-one
Scientific notation
8.2012381 × 10^7
Engineering notation
8.2012381 × 10^6
Prime Factorization
11 × 7455671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82012381
Product of the distinct prime numbers
The prime factorization of 82012381 is 11 × 7455671.
Since it has a total of 2 prime factors.
1 , 7 , 22 , 16 , 340 , 439 , 835 , 8452 , 17062 , 86718 , 726118 , 320372 , 972058 , 4517966 , 88641693 , 91738567 , 437174090 , 595915282 , 3969755952 , 3133890251
n×2
164024762
n×3
246037143
n×4
328049524
n×5
410061905
n÷2
41006190.5
n÷3
27337460.333333
n÷3
20503095.25
n÷5
16402476.2
n2
6726030637289161
n3
5.5161778724303E+23
n4
4.5239488133752E+31
n5
3.7101981370703E+39
2 √n
9056.0687386967
3 √n
434.47001293391
4 √n
95.163379189144
5 √n
38.262723914934
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
-82012380
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 82012381 can be divided by 4 positive divisors.
The sum of these divisors (counting 82012381) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111000110110100011011101
3
Ternary
12201022122211121
4
Quaternary
10320312203131
5
Quinary
131443344011
6
Senary
12045450541
8
Octal
470664335
10
Decimal
82012381
12
Duodecimal
23570a51
16
Hexadecimal
4e368dd
20
Vigesimal
15cbaj1
36
Base36
1ctt5p
md5
a1baab18551db13b6baf857b5fa92d17
sha1
2e6ed1529627e6ee7ac9a84dc86261468be5df07
sha256
40ce072768428110669a57d27c4c81ca8274f80d2abe08f37b64814f90094989
sha512
29211240d1ea9c635986f1e6cc2045b4b03fc2819ab269c52b48ff0955ee64d75c8140cce6601dddf4d793d7ac2cdc7ec271a80616413293c70f751e380c8de6
ripemd-160
b0b4b3582e7a0dc5894136a101a2afe6360f851d
Diameter
164024762
Circumference
515298987.30601
Area
2.1130448437928E+16
Volume
2.3106111839896E+24
Surface area
8.452179375171E+16
Circumference
515298987.30601
Perimeter
328049524
Area
6726030637289161
Diagonal
115983021.49271
Surface area
40356183823734966
Volume
5.5161778724303E+23
Space diagonal
142049610.7417
Perimeter
246037143
Area
2.9124566992624E+15
Altitude
71024805.370848
Surface area
2.9124566992624E+15
Volume
6.5008779663778E+22
Height
38661007.164237