77256921 is an odd 8-digits composite number following 77256920
and preceding 77256922 . In scientific notation, it is written as 7.7256921 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 44083200 positive integers (up to 77256921) that are relatively prime to 77256921.
77256921 has 8 divisors, whose sum is 81052488
The reverse of 77256921 is 12965277
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-seven million two hundred fifty-six thousand nine hundred twenty-one
Scientific notation
7.7256921 × 10^7
Engineering notation
7.7256921 × 10^6
Prime Factorization
21 × 821 × 4481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77256921
Product of the distinct prime numbers
The prime factorization of 77256921 is 21 × 821 × 4481.
Since it has a total of 3 prime factors.
2 , 5 , 8 , 59 , 533 , 408 , 5946 , 9141 , 38952 , 94008 , 179881 , 867795 , 5446238 , 6921833 , 20656422 , 27632238 , 912313575 , 759947291 , 2417739334 , 3452579116
n×2
154513842
n×3
231770763
n×4
309027684
n×5
386284605
n÷2
38628460.5
n÷3
25752307
n÷3
19314230.25
n÷5
15451384.2
n2
5968631842400241
n3
4.611181187264E+23
n4
3.5624566070114E+31
n5
2.7522442865381E+39
2 √n
8789.5916287391
3 √n
425.90473194203
4 √n
93.752821977469
5 √n
37.808328626592
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
-77256920
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 77256921 can be divided by 8 positive divisors.
The sum of these divisors (counting 77256921) is 1, the average is 0.125.
Base
System
Value
2
Binary
100100110101101100011011001
3
Ternary
12101101001120110
4
Quaternary
10212231203121
5
Quinary
124234210141
6
Senary
11355514533
8
Octal
446554331
10
Decimal
77256921
12
Duodecimal
21a58a49
16
Hexadecimal
49ad8d9
20
Vigesimal
142h261
36
Base36
19zvtl
md5
6e0e7ac114924b3c3f3d999fdd4d5f52
sha1
1e842104883d088f4631f2480c4370c880effbfe
sha256
a1c053d77d2149bd5f58e802dd73f651da8e6a3a1b6305155bfe62dfa5a55599
sha512
5ef4fb43b2cf2637804ce90163ae355cfd10d90d3ecdf14a5c5610d533fc839546a1e86e9cf58deeefa9ef3e1984435d0ebc5d48a86c6f5caef3392a725c5f13
ripemd-160
1951da1def65770527df02ef75c9a1edad0d3f8c
Diameter
154513842
Circumference
485419550.90513
Area
1.8751009948067E+16
Volume
1.9315270589707E+24
Surface area
7.5004039792267E+16
Circumference
485419550.90513
Perimeter
309027684
Area
5968631842400241
Diagonal
109257785.46539
Surface area
35811791054401446
Volume
4.611181187264E+23
Space diagonal
133812912.40833
Perimeter
231770763
Area
2.5844934006777E+15
Altitude
66906456.204167
Surface area
2.5844934006777E+15
Volume
5.434329144657E+22
Height
36419261.821796