77889949 is an odd 8-digits composite number following 77889948
and preceding 77889950 . In scientific notation, it is written as 7.7889949 × 10^7.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 71409600 positive integers (up to 77889949) that are relatively prime to 77889949.
77889949 has 8 divisors, whose sum is 84634880
The reverse of 77889949 is 94998877
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-seven million eight hundred eighty-nine thousand nine hundred forty-nine
Scientific notation
7.7889949 × 10^7
Engineering notation
7.7889949 × 10^6
Prime Factorization
19 × 31 × 132241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77889949
Product of the distinct prime numbers
The prime factorization of 77889949 is 19 × 31 × 132241.
Since it has a total of 3 prime factors.
5 , 9 , 49 , 47 , 206 , 399 , 2596 , 7843 , 44953 , 73263 , 324333 , 923636 , 7622245 , 2562873 , 16465794 , 59142854 , 704307135 , 459834033 , 9123889355 , 6626276989
n×2
155779898
n×3
233669847
n×4
311559796
n×5
389449745
n÷2
38944974.5
n÷3
25963316.333333
n÷3
19472487.25
n÷5
15577989.8
n2
6066844155222601
n3
4.7254618184124E+23
n4
3.6806598003759E+31
n5
2.8668640413763E+39
2 √n
8825.5282561442
3 √n
427.06482899218
4 √n
93.944282721964
5 √n
37.870085348153
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
-77889948
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 77889949 can be divided by 8 positive divisors.
The sum of these divisors (counting 77889949) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001001000000110011101
3
Ternary
12102120012220221
4
Quaternary
10221020012131
5
Quinary
124414434244
6
Senary
11421241341
8
Octal
451100635
10
Decimal
77889949
12
Duodecimal
22103251
16
Hexadecimal
4a4819d
20
Vigesimal
146g4h9
36
Base36
1adg9p
md5
6fe36c57b20269c71cb55b0ae65bcfe5
sha1
491defc271a075c42af04db9d073ad70156db04a
sha256
8719358ac0f54321cb8cc325aa9ebb3f705ccb0fb2c6a6eaf10b05d9fdeb18b9
sha512
abfc609fba218e2bf1941dbb1299e0a20693727fd35e0d575178cb7b2632f5ee6d8963623ea0d7d1b1091132442f76e7326dcac1e93f47fa7f7fa0f25bbe3d50
ripemd-160
339ff13328e1a6825766e4c13bd19bcce38bf1fc
Diameter
155779898
Circumference
489396983.13377
Area
1.9059553028521E+16
Volume
1.9793968178058E+24
Surface area
7.6238212114086E+16
Circumference
489396983.13377
Perimeter
311559796
Area
6066844155222601
Diagonal
110153022.24835
Surface area
36401064931335606
Volume
4.7254618184124E+23
Space diagonal
134909349.06695
Perimeter
233669847
Area
2.627020579612E+15
Altitude
67454674.533474
Surface area
2.627020579612E+15
Volume
5.5690101600625E+22
Height
36717674.082783