77998081 is an odd 8-digits composite number following 77998080
and preceding 77998082 . In scientific notation, it is written as 7.7998081 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 64549968 positive integers (up to 77998081) that are relatively prime to 77998081.
77998081 has 8 divisors, whose sum is 92214720
The reverse of 77998081 is 18089977
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-seven million nine hundred ninety-eight thousand eighty-one
Scientific notation
7.7998081 × 10^7
Engineering notation
7.7998081 × 10^6
Prime Factorization
7 × 29 × 384227
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77998081
Product of the distinct prime numbers
The prime factorization of 77998081 is 7 × 29 × 384227.
Since it has a total of 3 prime factors.
1 , 2 , 55 , 18 , 476 , 490 , 8694 , 1055 , 73033 , 68892 , 680296 , 711203 , 3727555 , 2403562 , 2998844 , 69789677 , 543105987 , 446919312 , 4528457003 , 8376208152
n×2
155996162
n×3
233994243
n×4
311992324
n×5
389990405
n÷2
38999040.5
n÷3
25999360.333333
n÷3
19499520.25
n÷5
15599616.2
n2
6083700639682561
n3
4.7451697527371E+23
n4
3.7011413473274E+31
n5
2.8868192260129E+39
2 √n
8831.6522236782
3 √n
427.26236419575
4 √n
93.976870684643
5 √n
37.880594267599
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
-77998080
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 77998081 can be divided by 8 positive divisors.
The sum of these divisors (counting 77998081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100010100000000001
3
Ternary
12102202201020211
4
Quaternary
10221202200001
5
Quinary
124431414311
6
Senary
11423434121
8
Octal
451424001
10
Decimal
77998081
12
Duodecimal
22155941
16
Hexadecimal
4a62801
20
Vigesimal
1479f41
36
Base36
1afrpd
md5
59e95d095c29baac32b255ec6da103c4
sha1
8d15935c012b163011ccd2f23bc76f8c3c92dddc
sha256
57c07f4558846198a871ef95c8dd71a7de2a59850d98dfc6977cf7697db75dac
sha512
a74255f1c0b05ad14ac3e734c6b518ad313d5b6be866c7639f02086f1dad44379371a3856b5dd6b6505bcf5cf586ea956be70e21674a3f0d555d264a17fc7a75
ripemd-160
bfb340d492700d19543626b0553d02198925bf33
Diameter
155996162
Circumference
490076396.5274
Area
1.9112509236266E+16
Volume
1.9876520580314E+24
Surface area
7.6450036945065E+16
Circumference
490076396.5274
Perimeter
311992324
Area
6083700639682561
Diagonal
110305943.98928
Surface area
36502203838095366
Volume
4.7451697527371E+23
Space diagonal
135096639.18487
Perimeter
233994243
Area
2.6343196514924E+15
Altitude
67548319.592436
Surface area
2.6343196514924E+15
Volume
5.5922361834029E+22
Height
36768647.996425