77993891 is an odd 8-digits composite number following 77993890
and preceding 77993892 . In scientific notation, it is written as 7.7993891 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 75781440 positive integers (up to 77993891) that are relatively prime to 77993891.
77993891 has 8 divisors, whose sum is 80212224
The reverse of 77993891 is 19839977
Previous prime number is 1471
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-seven million nine hundred ninety-three thousand eight hundred ninety-one
Scientific notation
7.7993891 × 10^7
Engineering notation
7.7993891 × 10^6
Prime Factorization
37 × 1471 × 1433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77993891
Product of the distinct prime numbers
The prime factorization of 77993891 is 37 × 1471 × 1433.
Since it has a total of 3 prime factors.
3 , 6 , 18 , 29 , 829 , 675 , 5384 , 4607 , 74809 , 77037 , 723325 , 186150 , 4396742 , 2596701 , 42287598 , 87558150 , 28279974 , 948129127 , 4691070552 , 913407187
n×2
155987782
n×3
233981673
n×4
311975564
n×5
389969455
n÷2
38996945.5
n÷3
25997963.666667
n÷3
19498472.75
n÷5
15598778.2
n2
6083047033319881
n3
4.7444050726462E+23
n4
3.7003461209582E+31
n5
2.8860439202029E+39
2 √n
8831.4150055356
3 √n
427.25471331793
4 √n
93.975608566987
5 √n
37.880187275277
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
-77993890
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 77993891 can be divided by 8 positive divisors.
The sum of these divisors (counting 77993891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100001011110100011
3
Ternary
12102202111111122
4
Quaternary
10221201132203
5
Quinary
124431301031
6
Senary
11423402455
8
Octal
451413643
10
Decimal
77993891
12
Duodecimal
2215342b
16
Hexadecimal
4a617a3
20
Vigesimal
14794eb
36
Base36
1afogz
md5
8320b2a8afaa29f459492e7c419b47d4
sha1
267aeaffd6b280ec004400631ed78d975613910b
sha256
77a583c37bce4de1d3b4073f093c4625dd7b41edc419a267af7e412bb6fb3289
sha512
c4bf1256b86d96918ef5bbf6aaea3ab268d270bd0db6167f7b5cb6c693a492982425d77050e6ae35dbf2d1b454fe167cfbcdc9a6e901a0f5f3dbab1cfd8a6145
ripemd-160
77f023055a77d43da6322f1eb4dd7bd6cd0e3f44
Diameter
155987782
Circumference
490050069.98097
Area
1.9110455871319E+16
Volume
1.9873317495839E+24
Surface area
7.6441823485276E+16
Circumference
490050069.98097
Perimeter
311975564
Area
6083047033319881
Diagonal
110300018.43445
Surface area
36498282199919286
Volume
4.7444050726462E+23
Space diagonal
135089381.89199
Perimeter
233981673
Area
2.6340366316353E+15
Altitude
67544690.945994
Surface area
2.6340366316353E+15
Volume
5.5913349992734E+22
Height
36766672.811483