81874422 is an even 8-digits composite number following 81874421
and preceding 81874423 . In scientific notation, it is written as 8.1874422 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 23234688 positive integers (up to 81874422) that are relatively prime to 81874422.
81874422 has 32 divisors, whose sum is 146539008
The reverse of 81874422 is 22447818
Previous prime number is 167
Is Prime? no Number parity even Number length 8 Sum of Digits 36 Digital Root 9
Name
eighty-one million eight hundred seventy-four thousand four hundred twenty-two
Scientific notation
8.1874422 × 10^7
Engineering notation
8.1874422 × 10^6
Prime Factorization
2 × 27 × 7 × 167 × 1297
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
81874422 Product of the distinct prime numbers
The prime factorization of 81874422 is 2 × 27 × 7 × 167 × 1297.
Since it has a total of 5 prime factors.
4 , 5 , 63 , 45 , 962 , 357 , 166 , 5634 , 6431 , 93807 , 458895 , 482856 , 6888028 , 5096505 , 21274376 , 95993059 , 652921503 , 857172305 , 5425002958 , 5996131768
n×2
163748844
n×3
245623266
n×4
327497688
n×5
409372110
n÷2
40937211
n÷3
27291474
n÷3
20468605.5
n÷5
16374884.4
n2
6703420977834084
n3
5.4883871798284E+23
n4
4.4935852806066E+31
n5
3.6790969755737E+39
2 √n9048.4485963064
3 √n434.22625831821
4 √n95.123333605937
5 √n38.249842341399
1 , 2 , 7 , 14 , 27 , 54 , 167 , 189 , 334 , 378 , 1169 , 1297 , 2338 , 2594 , 4509 , 9018 , 9079 , 18158 , 31563 , 35019 , 63126 , 70038 , 216599 , 245133 , 433198 , 490266 , 1516193 , 3032386 , 5848173 , 11696346 , 40937211 , 81874422
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-81874421 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81874422 can be divided by 32 positive divisors.
The sum of these divisors (counting 81874422) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111000010100110111110110
3
Ternary
12201001122121000
4
Quaternary
10320110313312
5
Quinary
131424440142
6
Senary
12042504130
8
Octal
470246766
10
Decimal
81874422
12
Duodecimal
23505046
16
Hexadecimal
4e14df6
20
Vigesimal
15be612
36
Base36
1cqupi
md5
a1c3b67a41e9d3b61ecdfdc476a3b5ca
sha1
b07b4c810a14ed7ea2355526b7ed195c544492ee
sha256
e59fd255886880fd9fa975a746a1ff846b03f40be564d1559fc33385e29e29df
sha512
1f72a893e424ffb077c136b444742728cc8c23cf04464bb5f90fb641c271d4fbf838ad897dc1ae9830ccc78692e3591ba4d09dc2cac913bf4d75c4c94a36662b
ripemd-160
635b614796b55f02feb5eddd6bcc1085eed1b2bd
Diameter
163748844
Circumference
514432165.34422
Area
2.1059418097883E+16
Volume
2.298970245894E+24
Surface area
8.4237672391533E+16
Circumference
514432165.34422
Perimeter
327497688
Area
6703420977834084
Diagonal
115787918.00386
Surface area
40220525867004504
Volume
5.4883871798284E+23
Space diagonal
141810658.74434
Perimeter
245623266
Area
2.9026664295329E+15
Altitude
70905329.372168
Surface area
2.9026664295329E+15
Volume
6.4681263210566E+22
Height
38595972.667953