77981552 is an even 8-digits composite number following 77981551
and preceding 77981553 . In scientific notation, it is written as 7.7981552 × 10^7.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 35446080 positive integers (up to 77981552) that are relatively prime to 77981552.
77981552 has 20 divisors, whose sum is 164825016
The reverse of 77981552 is 25518977
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-seven million nine hundred eighty-one thousand five hundred fifty-two
Scientific notation
7.7981552 × 10^7
Engineering notation
7.7981552 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 11 × 443077
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9747694
Product of the distinct prime numbers
The prime factorization of 77981552 is 2 × 2 × 2 × 2 × 11 × 443077.
Since it has a total of 6 prime factors.
3 , 6 , 72 , 62 , 930 , 944 , 9683 , 2972 , 43447 , 18200 , 652519 , 664036 , 7617531 , 7177203 , 76462094 , 4376996 , 21779751 , 515500634 , 7530695611 , 6435283077
n×2
155963104
n×3
233944656
n×4
311926208
n×5
389907760
n÷2
38990776
n÷3
25993850.666667
n÷3
19495388
n÷5
15596310.4
n2
6081122452328704
n3
4.7421536673464E+23
n4
3.6980050280216E+31
n5
2.8837617138893E+39
2 √n
8830.71639223
3 √n
427.2321808953
4 √n
93.971891500757
5 √n
37.878988634702
1 , 2 , 4 , 8 , 11 , 16 , 22 , 44 , 88 , 176 , 443077 , 886154 , 1772308 , 3544616 , 4873847 , 7089232 , 9747694 , 19495388 , 38990776 , 77981552
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77981551
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77981552 can be divided by 20 positive divisors.
The sum of these divisors (counting 77981552) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101001011110011101110000
3
Ternary
12102201212120122
4
Quaternary
10221132131300
5
Quinary
124430402202
6
Senary
11423225412
8
Octal
451363560
10
Decimal
77981552
12
Duodecimal
22148268
16
Hexadecimal
4a5e770
20
Vigesimal
1477dhc
36
Base36
1afey8
md5
baa1a101b2e1bd942b5f1c70759b85cf
sha1
96b5dd7183558e89f53a0020dc7b45b7fee61bee
sha256
45ec7921b3a7e2a63d64852fc32ba8742b854cd63feb1f03136a3fadc2bf562f
sha512
57acfa2ba0bf52b9a697aef931d0d0ae1b7316d3efe272ad942a2b63631b27b2aa6727e78c131014eb026c1d54cdb2748a80303b4a6be93053d7a8b76a729602
ripemd-160
d370101269d835c870fbb04b7f517cc2443f35b0
Diameter
155963104
Circumference
489972541.75746
Area
1.9104409621816E+16
Volume
1.9863886831372E+24
Surface area
7.6417638487263E+16
Circumference
489972541.75746
Perimeter
311926208
Area
6081122452328704
Diagonal
110282568.4533
Surface area
36486734713972224
Volume
4.7421536673464E+23
Space diagonal
135068010.11707
Perimeter
233944656
Area
2.6332032636203E+15
Altitude
67534005.058537
Surface area
2.6332032636203E+15
Volume
5.5886816926821E+22
Height
36760856.151101