78897668 is an even 8-digits composite number following 78897667
and preceding 78897669 . In scientific notation, it is written as 7.8897668 × 10^7.
The sum of its digits is 59. It has a total of 4 prime factors and 12 positive divisors.
There are 39426912 positive integers (up to 78897668) that are relatively prime to 78897668.
78897668 has 12 divisors, whose sum is 138147660
The reverse of 78897668 is 86679887
Previous prime number is 2269
Is Prime? no
Number parity even
Number length 8
Sum of Digits 59
Digital Root 5
Name
seventy-eight million eight hundred ninety-seven thousand six hundred sixty-eight
Scientific notation
7.8897668 × 10^7
Engineering notation
7.8897668 × 10^6
Prime Factorization
2 × 2 × 2269 × 8693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39448834
Product of the distinct prime numbers
The prime factorization of 78897668 is 2 × 2 × 2269 × 8693.
Since it has a total of 4 prime factors.
2 , 9 , 26 , 10 , 593 , 20 , 9287 , 4089 , 39174 , 37469 , 783902 , 968443 , 2193333 , 3091412 , 46981717 , 36002497 , 289727489 , 109195548 , 2459702355 , 3283345928
n×2
157795336
n×3
236693004
n×4
315590672
n×5
394488340
n÷2
39448834
n÷3
26299222.666667
n÷3
19724417
n÷5
15779533.6
n2
6224842015838224
n3
4.9112551871805E+23
n4
3.8748658122145E+31
n5
3.0571787639665E+39
2 √n
8882.4359271542
3 √n
428.89869248752
4 √n
94.246675947506
5 √n
37.967572714418
1 , 2 , 4 , 2269 , 4538 , 8693 , 9076 , 17386 , 34772 , 19724417 , 39448834 , 78897668
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
-78897667
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 78897668 can be divided by 12 positive divisors.
The sum of these divisors (counting 78897668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101100111110001000000100
3
Ternary
12111110102020212
4
Quaternary
10230332020010
5
Quinary
130144211133
6
Senary
11455014552
8
Octal
454761004
10
Decimal
78897668
12
Duodecimal
2250a458
16
Hexadecimal
4b3e204
20
Vigesimal
14d2438
36
Base36
1az1tw
md5
88cff4f1467350dfbd4e210e59c91840
sha1
d40a060ece56ef3a6ccf4ea1e5a166d74715e271
sha256
e36b0ae0cb03ffee67a219dba0b47a1db5e0badc8f81e6395a6d8c21717f5a08
sha512
9e9857ea636ca63db4930c00f6fd13796129c8bb64780f70ec0adfe56adbb9483b4734878f73c4854619ba33e5a8219cb10ea1da67dee9fe951e89b1edb74ac6
ripemd-160
fdad8413c714fabd104d79e83d638195a870bd25
Diameter
157795336
Circumference
495728668.34833
Area
1.9555917946714E+16
Volume
2.0572217621268E+24
Surface area
7.8223671786858E+16
Circumference
495728668.34833
Perimeter
315590672
Area
6224842015838224
Diagonal
111578152.12521
Surface area
37349052095029344
Volume
4.9112551871805E+23
Space diagonal
136654769.5747
Perimeter
236693004
Area
2.6954356601303E+15
Altitude
68327384.787351
Surface area
2.6954356601303E+15
Volume
5.7879697449883E+22
Height
37192717.37507