77881265 is an odd 8-digits composite number following 77881264
and preceding 77881266 . In scientific notation, it is written as 7.7881265 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 48549120 positive integers (up to 77881265) that are relatively prime to 77881265.
77881265 has 16 divisors, whose sum is 116519040
The reverse of 77881265 is 56218877
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-seven million eight hundred eighty-one thousand two hundred sixty-five
Scientific notation
7.7881265 × 10^7
Engineering notation
7.7881265 × 10^6
Prime Factorization
5 × 7 × 11 × 202289
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77881265
Product of the distinct prime numbers
The prime factorization of 77881265 is 5 × 7 × 11 × 202289.
Since it has a total of 4 prime factors.
10 , 2 , 77 , 94 , 803 , 78 , 4006 , 6453 , 2507 , 37635 , 58392 , 208026 , 7949336 , 8523141 , 81126780 , 29547659 , 828695660 , 184255187 , 6841255940 , 9369677538
n×2
155762530
n×3
233643795
n×4
311525060
n×5
389406325
n÷2
38940632.5
n÷3
25960421.666667
n÷3
19470316.25
n÷5
15576253
n2
6065491438000225
n3
4.7238814603813E+23
n4
3.6790186384454E+31
n5
2.8652662552071E+39
2 √n
8825.0362605487
3 √n
427.04895715909
4 √n
93.941664135509
5 √n
37.869240878508
1 , 5 , 7 , 11 , 35 , 55 , 77 , 385 , 202289 , 1011445 , 1416023 , 2225179 , 7080115 , 11125895 , 15576253 , 77881265
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77881264
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77881265 can be divided by 16 positive divisors.
The sum of these divisors (counting 77881265) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101001000101111110110001
3
Ternary
12102112210000022
4
Quaternary
10221011332301
5
Quinary
124414200030
6
Senary
11421133225
8
Octal
451057661
10
Decimal
77881265
12
Duodecimal
220ba215
16
Hexadecimal
4a45fb1
20
Vigesimal
146f335
36
Base36
1ad9kh
md5
55fc42c8adc6ee618a2af7db882c48d1
sha1
43370a6761b44b622e5477305e8130af6d07b122
sha256
db821b1f618fd6af7fb75f5a88326b6e632fecbd7f191459693585a1d20ffb43
sha512
bfe05f8916e7834498547a343d7de082ba1ff724a05cef18c7c585cb938eaaa1ee5ae345f2ee47fc95a8ea7c8b60e7f075f21c8d31f4133d9248a5adb6550af5
ripemd-160
130438f03b772a7ca1bf44fd2e931d31b66596e2
Diameter
155762530
Circumference
489342419.95256
Area
1.9055303342033E+16
Volume
1.9787348389817E+24
Surface area
7.6221213368133E+16
Circumference
489342419.95256
Perimeter
311525060
Area
6065491438000225
Diagonal
110140741.21777
Surface area
36392948628001350
Volume
4.7238814603813E+23
Space diagonal
134894307.93774
Perimeter
233643795
Area
2.6264348358726E+15
Altitude
67447153.968868
Surface area
2.6264348358726E+15
Volume
5.5671476902617E+22
Height
36713580.405924