77221245 is an odd 8-digits composite number following 77221244
and preceding 77221246 . In scientific notation, it is written as 7.7221245 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 39951360 positive integers (up to 77221245) that are relatively prime to 77221245.
77221245 has 16 divisors, whose sum is 84860160
The reverse of 77221245 is 54212277
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-seven million two hundred twenty-one thousand two hundred forty-five
Scientific notation
7.7221245 × 10^7
Engineering notation
7.7221245 × 10^6
Prime Factorization
15 × 41 × 307 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77221245
Product of the distinct prime numbers
The prime factorization of 77221245 is 15 × 41 × 307 × 409.
Since it has a total of 4 prime factors.
10 , 5 , 7 , 61 , 465 , 644 , 8100 , 182 , 37131 , 14389 , 858400 , 207596 , 4628305 , 6444908 , 26533410 , 659010 , 813981930 , 204278160 , 2298793222 , 7133632288
n×2
154442490
n×3
231663735
n×4
308884980
n×5
386106225
n÷2
38610622.5
n÷3
25740415
n÷3
19305311.25
n÷5
15444249
n2
5963120679350025
n3
4.6047960294465E+23
n4
3.5558808236492E+31
n5
2.7458954427382E+39
2 √n
8787.5619485725
3 √n
425.83916320294
4 √n
93.74199671744
5 √n
37.804836126155
1 , 15 , 41 , 307 , 409 , 615 , 4605 , 6135 , 12587 , 16769 , 125563 , 188805 , 251535 , 1883445 , 5148083 , 77221245
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
-77221244
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 77221245 can be divided by 16 positive divisors.
The sum of these divisors (counting 77221245) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100100110100100110101111101
3
Ternary
12101022020122010
4
Quaternary
10212210311331
5
Quinary
124232034440
6
Senary
11355041433
8
Octal
446446575
10
Decimal
77221245
12
Duodecimal
21a40279
16
Hexadecimal
49a4d7d
20
Vigesimal
142cd25
36
Base36
19z4al
md5
0393ebed23ee1b286096332aa543276b
sha1
5de369186741137a9fdf10b77f7902a4ba68ddc7
sha256
87e43e513aea29ba206003668519821cd8521b249ad3f9cff3a11b464a131a0d
sha512
ae37e3f879f875e9691b700417c930aa348dc29b45cc36fa00b9b9e4debfcc1504d78e5e83e416a0e651ffac44d508b9fdeb19c588e570123db019b7e5508662
ripemd-160
5fa6e62cd982f20704c0b03dea58fd2664f28a73
Diameter
154442490
Circumference
485195391.98612
Area
1.8733696118715E+16
Volume
1.9288524503185E+24
Surface area
7.4934784474862E+16
Circumference
485195391.98612
Perimeter
308884980
Area
5963120679350025
Diagonal
109207331.98234
Surface area
35778724076100150
Volume
4.6047960294465E+23
Space diagonal
133751119.76372
Perimeter
231663735
Area
2.5821069970747E+15
Altitude
66875559.881862
Surface area
2.5821069970747E+15
Volume
5.4268041640042E+22
Height
36402443.994112