77881372 is an even 8-digits composite number following 77881371
and preceding 77881373 . In scientific notation, it is written as 7.7881372 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 38583216 positive integers (up to 77881372) that are relatively prime to 77881372.
77881372 has 12 divisors, whose sum is 137543560
The reverse of 77881372 is 27318877
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-seven million eight hundred eighty-one thousand three hundred seventy-two
Scientific notation
7.7881372 × 10^7
Engineering notation
7.7881372 × 10^6
Prime Factorization
2 × 2 × 109 × 178627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38940686
Product of the distinct prime numbers
The prime factorization of 77881372 is 2 × 2 × 109 × 178627.
Since it has a total of 4 prime factors.
4 , 5 , 3 , 77 , 308 , 477 , 9710 , 4317 , 67909 , 62979 , 155820 , 873458 , 1529202 , 8099397 , 80128481 , 31046451 , 176611812 , 970683855 , 491642784 , 6422969500
n×2
155762744
n×3
233644116
n×4
311525488
n×5
389406860
n÷2
38940686
n÷3
25960457.333333
n÷3
19470343
n÷5
15576274.4
n2
6065508104602384
n3
4.7239009306355E+23
n4
3.6790388566997E+31
n5
2.8652859380109E+39
2 √n
8825.0423228447
3 √n
427.04915273123
4 √n
93.941696401783
5 √n
37.869251284108
1 , 2 , 4 , 109 , 218 , 436 , 178627 , 357254 , 714508 , 19470343 , 38940686 , 77881372
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77881371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77881372 can be divided by 12 positive divisors.
The sum of these divisors (counting 77881372) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001000110000000011100
3
Ternary
12102112210011021
4
Quaternary
10221012000130
5
Quinary
124414200442
6
Senary
11421133524
8
Octal
451060034
10
Decimal
77881372
12
Duodecimal
220ba2a4
16
Hexadecimal
4a4601c
20
Vigesimal
146f38c
36
Base36
1ad9ng
md5
44742feb1efdfecee0d8f8da35065f2f
sha1
8bc9ea1f154feea1e9e0b66f2f8e0bfc232ff41c
sha256
df332dce423abcedea3d24242c5fd290bada71ad6b49a6e6383306d0f05cbb28
sha512
214946498db546d11093f261db67b23c4cb3bd18dd17c8dd07c0d829201e86e6f76eb8982d766119975077f5f9fb36d49715f72be44b3131fadd6eee4f91cf33
ripemd-160
956e445c982a9f58a9ddc8e3b6c0a12fc4dfbd86
Diameter
155762744
Circumference
489343092.25339
Area
1.9055355701708E+16
Volume
1.9787429946627E+24
Surface area
7.6221422806833E+16
Circumference
489343092.25339
Perimeter
311525488
Area
6065508104602384
Diagonal
110140892.53862
Surface area
36393048627614304
Volume
4.7239009306355E+23
Space diagonal
134894493.26717
Perimeter
233644116
Area
2.626442052723E+15
Altitude
67447246.633586
Surface area
2.626442052723E+15
Volume
5.5671706361764E+22
Height
36713630.846208