81234522 is an even 8-digits composite number following 81234521
and preceding 81234523 . In scientific notation, it is written as 8.1234522 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 27013824 positive integers (up to 81234522) that are relatively prime to 81234522.
81234522 has 32 divisors, whose sum is 180950400
The reverse of 81234522 is 22543218
Previous prime number is 487
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty-one million two hundred thirty-four thousand five hundred twenty-two
Scientific notation
8.1234522 × 10^7
Engineering notation
8.1234522 × 10^6
Prime Factorization
2 × 9 × 3 × 487 × 3089
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
81234522
Product of the distinct prime numbers
The prime factorization of 81234522 is 2 × 9 × 3 × 487 × 3089.
Since it has a total of 5 prime factors.
10 , 7 , 13 , 64 , 782 , 802 , 3272 , 7323 , 9881 , 95293 , 518373 , 958407 , 200159 , 9407675 , 96391610 , 42287929 , 377910828 , 509540980 , 6149814190 , 9999795752
n×2
162469044
n×3
243703566
n×4
324938088
n×5
406172610
n÷2
40617261
n÷3
27078174
n÷3
20308630.5
n÷5
16246904.4
n2
6599047564568484
n3
5.3607047456298E+23
n4
4.3547428759437E+31
n5
3.5375545596019E+39
2 √n
9013.0195828035
3 √n
433.09204805437
4 √n
94.936924232901
5 √n
38.189865238255
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 487 , 974 , 1461 , 2922 , 3089 , 4383 , 6178 , 8766 , 9267 , 13149 , 18534 , 26298 , 27801 , 55602 , 83403 , 166806 , 1504343 , 3008686 , 4513029 , 9026058 , 13539087 , 27078174 , 40617261 , 81234522
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
-81234521
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 81234522 can be divided by 32 positive divisors.
The sum of these divisors (counting 81234522) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110101111000101001011010
3
Ternary
12122212010211000
4
Quaternary
10311320221122
5
Quinary
131244001042
6
Senary
12021045430
8
Octal
465705132
10
Decimal
81234522
12
Duodecimal
23256876
16
Hexadecimal
4d78a5a
20
Vigesimal
157e662
36
Base36
1cd4yi
md5
b26345c4e348a9417e590ee264bd3e53
sha1
c808470c6daf610f77dcfc283ee3b9909e90e501
sha256
cbdbdcc9f85ad68d83841763a8e23909456e0d18fbfe753c3d74d3da9edb38a4
sha512
4fadd79301467e35a7d31df68bfa5887550a353a17c9d134eb6d94fb280821d8caa6e58ce91062378f2844959d56c446272e8001a182f04c106da475c093b4d8
ripemd-160
2488a35c11f1f01ad450472ac97b4c39dc787fe6
Diameter
162469044
Circumference
510411555.06616
Area
2.0731519349538E+16
Volume
2.2454867529246E+24
Surface area
8.2926077398152E+16
Circumference
510411555.06616
Perimeter
324938088
Area
6599047564568484
Diagonal
114882962.7453
Surface area
39594285387410904
Volume
5.3607047456298E+23
Space diagonal
140702319.43257
Perimeter
243703566
Area
2.8574714158491E+15
Altitude
70351159.716286
Surface area
2.8574714158491E+15
Volume
6.3176511292896E+22
Height
38294320.915099