77984881 is an odd 8-digits composite number following 77984880
and preceding 77984882 . In scientific notation, it is written as 7.7984881 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 68852784 positive integers (up to 77984881) that are relatively prime to 77984881.
77984881 has 8 divisors, whose sum is 84268800
The reverse of 77984881 is 18848977
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million nine hundred eighty-four thousand eight hundred eighty-one
Scientific notation
7.7984881 × 10^7
Engineering notation
7.7984881 × 10^6
Prime Factorization
299 × 13 × 20063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77984881
Product of the distinct prime numbers
The prime factorization of 77984881 is 299 × 13 × 20063.
Since it has a total of 3 prime factors.
2 , 7 , 61 , 39 , 407 , 398 , 8162 , 3435 , 716 , 39479 , 669090 , 771477 , 1036182 , 8613678 , 58598529 , 94051818 , 193105216 , 997354464 , 9033413925 , 5218523543
n×2
155969762
n×3
233954643
n×4
311939524
n×5
389924405
n÷2
38992440.5
n÷3
25994960.333333
n÷3
19496220.25
n÷5
15596976.2
n2
6081641664584161
n3
4.7427610149724E+23
n4
3.6986365336406E+31
n5
2.8843772993821E+39
2 √n
8830.9048800222
3 √n
427.23826026345
4 √n
93.972894389937
5 √n
37.879312036832
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
-77984880
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 77984881 can be divided by 8 positive divisors.
The sum of these divisors (counting 77984881) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001011111010001110001
3
Ternary
12102202001010221
4
Quaternary
10221133101301
5
Quinary
124431004011
6
Senary
11423253041
8
Octal
451372161
10
Decimal
77984881
12
Duodecimal
2214a181
16
Hexadecimal
4a5f471
20
Vigesimal
1478241
36
Base36
1afhip
md5
9acc6bfac6e4063f99c3604af3703a29
sha1
29dce8d3acf0512410975ec86f48770d4cd56316
sha256
b0e8d8e787d6986dcb5077e16de99758698d3fb86a21508a5d3a18c28df5d682
sha512
9dc87504a221529e64433cabc088679a784a07221221e23e872340945a83e813cbe1cbe49a3c930cd2b20b38cf4c83ef1944dfd7ec8e46f72f179f9b14aa57e6
ripemd-160
3eb9b8a73bac71b19129b3a75a3865de79b7f037
Diameter
155969762
Circumference
489993458.48135
Area
1.9106040775223E+16
Volume
1.9866430883159E+24
Surface area
7.6424163100893E+16
Circumference
489993458.48135
Perimeter
311939524
Area
6081641664584161
Diagonal
110287276.37025
Surface area
36489849987504966
Volume
4.7427610149724E+23
Space diagonal
135073776.11421
Perimeter
233954643
Area
2.6334280891219E+15
Altitude
67536888.057106
Surface area
2.6334280891219E+15
Volume
5.5893974587236E+22
Height
36762425.456751