77971545 is an odd 8-digits composite number following 77971544
and preceding 77971546 . In scientific notation, it is written as 7.7971545 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 40567680 positive integers (up to 77971545) that are relatively prime to 77971545.
77971545 has 8 divisors, whose sum is 93657024
The reverse of 77971545 is 54517977
Previous prime number is 1107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-seven million nine hundred seventy-one thousand five hundred forty-five
Scientific notation
7.7971545 × 10^7
Engineering notation
7.7971545 × 10^6
Prime Factorization
5 × 1107 × 14087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77971545
Product of the distinct prime numbers
The prime factorization of 77971545 is 5 × 1107 × 14087.
Since it has a total of 3 prime factors.
5 , 6 , 97 , 57 , 147 , 726 , 2424 , 8152 , 98447 , 39041 , 330290 , 147412 , 3390484 , 3072307 , 60299009 , 3978943 , 29149944 , 680165131 , 168316797 , 8362022962
n×2
155943090
n×3
233914635
n×4
311886180
n×5
389857725
n÷2
38985772.5
n÷3
25990515
n÷3
19492886.25
n÷5
15594309
n2
6079561829687025
n3
4.7403282878372E+23
n4
3.6961072040987E+31
n5
2.8819118918921E+39
2 √n
8830.1497722292
3 √n
427.21390522533
4 √n
93.968876614703
5 √n
37.878016418869
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
-77971544
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 77971545 can be divided by 8 positive divisors.
The sum of these divisors (counting 77971545) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001011100000001011001
3
Ternary
12102201100212000
4
Quaternary
10221130001121
5
Quinary
124430042140
6
Senary
11423111213
8
Octal
451340131
10
Decimal
77971545
12
Duodecimal
22142509
16
Hexadecimal
4a5c059
20
Vigesimal
14768h5
36
Base36
1af789
md5
e267dbd97197a875c5fa59341b2cf031
sha1
ba316039b52aaf7dec2eda88dc3acb1a9b702372
sha256
5e1732354d37dd82651f86c13ca85c6327bbce5be063e2f456bc205ee7bd0f6e
sha512
d8b69b33a045e53152c74b39e5ce5c4e4cd98ce339f952d42de759251a824086d3ffa414e61e5297e2f700abb160c58ee72eb9495527f2e9e6f14a17f4ad7165
ripemd-160
2bcd1912def3bdd5096d6c03b9927e76a581fa92
Diameter
155943090
Circumference
489909665.92209
Area
1.909950678119E+16
Volume
1.9856240699564E+24
Surface area
7.6398027124759E+16
Circumference
489909665.92209
Perimeter
311886180
Area
6079561829687025
Diagonal
110268416.41818
Surface area
36477370978122150
Volume
4.7403282878372E+23
Space diagonal
135050677.48464
Perimeter
233914635
Area
2.6325274941936E+15
Altitude
67525338.742322
Surface area
2.6325274941936E+15
Volume
5.5865304623002E+22
Height
36756138.806061