81479077 is an odd 8-digits composite number following 81479076
and preceding 81479078 . In scientific notation, it is written as 8.1479077 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 80453520 positive integers (up to 81479077) that are relatively prime to 81479077.
81479077 has 8 divisors, whose sum is 82509440
The reverse of 81479077 is 77097418
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-one million four hundred seventy-nine thousand seventy-seven
Scientific notation
8.1479077 × 10^7
Engineering notation
8.1479077 × 10^6
Prime Factorization
103 × 421 × 1879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81479077
Product of the distinct prime numbers
The prime factorization of 81479077 is 103 × 421 × 1879.
Since it has a total of 3 prime factors.
10 , 2 , 48 , 47 , 484 , 703 , 7284 , 8865 , 12407 , 79237 , 324615 , 280025 , 3339922 , 2987510 , 36098446 , 20893658 , 673403441 , 826328391 , 1214447195 , 3500603963
n×2
162958154
n×3
244437231
n×4
325916308
n×5
407395385
n÷2
40739538.5
n÷3
27159692.333333
n÷3
20369769.25
n÷5
16295815.4
n2
6638839988771929
n3
5.4092655463583E+23
n4
4.4074196396517E+31
n5
3.591124841905E+39
2 √n
9026.576150457
3 √n
433.52621781269
4 √n
95.008295166565
5 √n
38.212831573141
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81479076
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81479077 can be divided by 8 positive divisors.
The sum of these divisors (counting 81479077) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110110100010110100101
3
Ternary
12200022120021121
4
Quaternary
10312310112211
5
Quinary
131324312302
6
Senary
12030213541
8
Octal
466642645
10
Decimal
81479077
12
Duodecimal
233542b1
16
Hexadecimal
4db45a5
20
Vigesimal
1594hdh
36
Base36
1cidnp
md5
0d5e0f07d3e1e57af014c8b5e71bf120
sha1
9357f6422135247a7c53111c777974dc23469c44
sha256
f5bba09efc28dc929172036c8778d69abde9cf3ad33fd66054fb5ac807cac5bb
sha512
581d40e1716d8d979743295befd89faacd8a774a94c015fd62a37722dfbbe85f292fed3473207ffc68f818371ac78a27b439f6275d57704485416c4ba907461c
ripemd-160
7bbb2a3396a6e87538d79e10e5fa875143f29904
Diameter
162958154
Circumference
511948139.44895
Area
2.0856530937084E+16
Volume
2.2658278535674E+24
Surface area
8.3426123748336E+16
Circumference
511948139.44895
Perimeter
325916308
Area
6638839988771929
Diagonal
115228815.74304
Surface area
39833039932631574
Volume
5.4092655463583E+23
Space diagonal
141125901.11782
Perimeter
244437231
Area
2.8747020409682E+15
Altitude
70562950.558908
Surface area
2.8747020409682E+15
Volume
6.3748805817811E+22
Height
38409605.247681