77989871 is an odd 8-digits composite number following 77989870
and preceding 77989872 . In scientific notation, it is written as 7.7989871 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 75592192 positive integers (up to 77989871) that are relatively prime to 77989871.
77989871 has 8 divisors, whose sum is 80423280
The reverse of 77989871 is 17898977
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-seven million nine hundred eighty-nine thousand eight hundred seventy-one
Scientific notation
7.7989871 × 10^7
Engineering notation
7.7989871 × 10^6
Prime Factorization
83 × 53 × 17729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77989871
Product of the distinct prime numbers
The prime factorization of 77989871 is 83 × 53 × 17729.
Since it has a total of 3 prime factors.
5 , 5 , 30 , 79 , 592 , 59 , 7974 , 5191 , 15519 , 28022 , 62182 , 550405 , 8976804 , 1114991 , 43984453 , 33732754 , 962531127 , 819865593 , 2042484249 , 7114766195
n×2
155979742
n×3
233969613
n×4
311959484
n×5
389949355
n÷2
38994935.5
n÷3
25996623.666667
n÷3
19497467.75
n÷5
15597974.2
n2
6082419978596641
n3
4.7436714949857E+23
n4
3.6995832796032E+31
n5
2.8853002273001E+39
2 √n
8831.1874060061
3 √n
427.24737260002
4 √n
93.974397609168
5 √n
37.879796779328
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
-77989870
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 77989871 can be divided by 8 positive divisors.
The sum of these divisors (counting 77989871) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100000011111101111
3
Ternary
12102202021222202
4
Quaternary
10221200133233
5
Quinary
124431133441
6
Senary
11423332115
8
Octal
451403757
10
Decimal
77989871
12
Duodecimal
2215103b
16
Hexadecimal
4a607ef
20
Vigesimal
1478edb
36
Base36
1afldb
md5
822c42b509ef1f5821fa7b75a3ff184c
sha1
e8bf6d0f7971a2ebd5859cf85103b0f453bf37ae
sha256
74ca93c1be6d2648d36b004bb96932300d862aec20fb74921d1692a363847946
sha512
fbe40648bd081458da3d08ebc50b216865b4133c1c46ccc757ed8e7217cc03900e1277dcafdc7f0b16f6e05760e3d3d40898d1dc48ea229e0c193ecadec3a261
ripemd-160
e482e0ca9ebfea731b3c47180a487c6c1c43d0e9
Diameter
155979742
Circumference
490024811.57603
Area
1.9108485920807E+16
Volume
1.9870244692921E+24
Surface area
7.6433943683228E+16
Circumference
490024811.57603
Perimeter
311959484
Area
6082419978596641
Diagonal
110294333.29593
Surface area
36494519871579846
Volume
4.7436714949857E+23
Space diagonal
135082419.04774
Perimeter
233969613
Area
2.6337651089753E+15
Altitude
67541209.523871
Surface area
2.6337651089753E+15
Volume
5.5904704697096E+22
Height
36764777.765309