77697921 is an odd 8-digits composite number following 77697920
and preceding 77697922 . In scientific notation, it is written as 7.7697921 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 44398800 positive integers (up to 77697921) that are relatively prime to 77697921.
77697921 has 8 divisors, whose sum is 118396864
The reverse of 77697921 is 12979677
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-seven million six hundred ninety-seven thousand nine hundred twenty-one
Scientific notation
7.7697921 × 10^7
Engineering notation
7.7697921 × 10^6
Prime Factorization
7 × 3 × 3699901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77697921
Product of the distinct prime numbers
The prime factorization of 77697921 is 7 × 3 × 3699901.
Since it has a total of 3 prime factors.
6 , 9 , 82 , 52 , 531 , 934 , 5975 , 6244 , 38384 , 60694 , 721950 , 911630 , 6419429 , 8710006 , 21803202 , 26650225 , 146710606 , 297026949 , 8283560485 , 3250660852
n×2
155395842
n×3
233093763
n×4
310791684
n×5
388489605
n÷2
38848960.5
n÷3
25899307
n÷3
19424480.25
n÷5
15539584.2
n2
6036966927722241
n3
4.6905977942978E+23
n4
3.6444969686412E+31
n5
2.8316983755422E+39
2 √n
8814.6424204275
3 √n
426.71358174166
4 √n
93.886327121831
5 √n
37.851394107834
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
-77697920
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 77697921 can be divided by 8 positive divisors.
The sum of these divisors (counting 77697921) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000011001001110000001
3
Ternary
12102012110111210
4
Quaternary
10220121032001
5
Quinary
124342313141
6
Senary
11413200333
8
Octal
450311601
10
Decimal
77697921
12
Duodecimal
220300a9
16
Hexadecimal
4a19381
20
Vigesimal
145c4g1
36
Base36
1a9c3l
md5
696859ffe4b98621844569abe63de86f
sha1
9ebd84a7c8903968c4939faa742538cad6643304
sha256
f90ec2b6802a83bae1fb4db6be35c65c0b3132503f862a8420cdf57346b7d975
sha512
e327b2c23be8ffd3b508373a4c416aec4be676610251ddcd4ba44c600cf71e60c4e6747b61f019f1e7373838c56adfa0180ea679fcda25d3399d075809c145a6
ripemd-160
18e313f6624aafd7216f9e8f0c17f60881174d09
Diameter
155395842
Circumference
488190435.6256
Area
1.8965690950097E+16
Volume
1.9647930095347E+24
Surface area
7.5862763800387E+16
Circumference
488190435.6256
Perimeter
310791684
Area
6036966927722241
Diagonal
109881453.64639
Surface area
36221801566333446
Volume
4.6905977942978E+23
Space diagonal
134576746.81447
Perimeter
233093763
Area
2.614083360607E+15
Altitude
67288373.407236
Surface area
2.614083360607E+15
Volume
5.527922513611E+22
Height
36627151.215464