77989813 is an odd 8-digits composite number following 77989812
and preceding 77989814 . In scientific notation, it is written as 7.7989813 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 67168080 positive integers (up to 77989813) that are relatively prime to 77989813.
77989813 has 8 divisors, whose sum is 89557920
The reverse of 77989813 is 31898977
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million nine hundred eighty-nine thousand eight hundred thirteen
Scientific notation
7.7989813 × 10^7
Engineering notation
7.7989813 × 10^6
Prime Factorization
19 × 11 × 373157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77989813
Product of the distinct prime numbers
The prime factorization of 77989813 is 19 × 11 × 373157.
Since it has a total of 3 prime factors.
5 , 9 , 5 , 93 , 876 , 669 , 9935 , 5327 , 79128 , 60015 , 953069 , 251980 , 2809638 , 5700878 , 59082360 , 84250952 , 994896231 , 756874145 , 9475765402 , 1593708868
n×2
155979626
n×3
233969439
n×4
311959252
n×5
389949065
n÷2
38994906.5
n÷3
25996604.333333
n÷3
19497453.25
n÷5
15597962.6
n2
6082410931774969
n3
4.7436609115829E+23
n4
3.6995722742976E+31
n5
2.8852894985245E+39
2 √n
8831.1841221888
3 √n
427.24726668732
4 √n
93.974380137295
5 √n
37.879791145189
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
-77989812
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 77989813 can be divided by 8 positive divisors.
The sum of these divisors (counting 77989813) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100000011110110101
3
Ternary
12102202021220121
4
Quaternary
10221200132311
5
Quinary
124431133223
6
Senary
11423331541
8
Octal
451403665
10
Decimal
77989813
12
Duodecimal
22150bb1
16
Hexadecimal
4a607b5
20
Vigesimal
1478ead
36
Base36
1aflbp
md5
3d98368d922e93e34f8c46c7db766261
sha1
ded90eac6a839c5e911a3a7a183d6487c1d24cf0
sha256
40afe4a5488136efc163c66feda64e34960c2f15c400be2ecf997016ecc8637b
sha512
92992227734a4dc04ef1ccc026db7ca11ba0d8e38e2de91fc1b927e064670e1f4d0ef6e748a648c6733442d05cb7bbaa5e9861dcbb64425b6e2a0c7b8df1be11
ripemd-160
6de40116ba04eb1a363cf7af884b25cc30e8d7ae
Diameter
155979626
Circumference
490024447.15128
Area
1.9108457499378E+16
Volume
1.9870200361266E+24
Surface area
7.6433829997514E+16
Circumference
490024447.15128
Perimeter
311959252
Area
6082410931774969
Diagonal
110294251.27154
Surface area
36494465590649814
Volume
4.7436609115829E+23
Space diagonal
135082318.5888
Perimeter
233969439
Area
2.6337611915867E+15
Altitude
67541159.294398
Surface area
2.6337611915867E+15
Volume
5.5904579970497E+22
Height
36764750.423847