78840885 is an odd 8-digits composite number following 78840884
and preceding 78840886 . In scientific notation, it is written as 7.8840885 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 41126400 positive integers (up to 78840885) that are relatively prime to 78840885.
78840885 has 16 divisors, whose sum is 85962240
The reverse of 78840885 is 58804887
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million eight hundred forty thousand eight hundred eighty-five
Scientific notation
7.8840885 × 10^7
Engineering notation
7.8840885 × 10^6
Prime Factorization
15 × 71 × 181 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78840885
Product of the distinct prime numbers
The prime factorization of 78840885 is 15 × 71 × 181 × 409.
Since it has a total of 4 prime factors.
6 , 1 , 8 , 43 , 932 , 266 , 7109 , 4479 , 80597 , 75039 , 759491 , 167542 , 1445577 , 7010506 , 76932110 , 36680835 , 891450578 , 627084771 , 2535236802 , 5985569048
n×2
157681770
n×3
236522655
n×4
315363540
n×5
394204425
n÷2
39420442.5
n÷3
26280295
n÷3
19710221.25
n÷5
15768177
n2
6215885147583225
n3
4.9006588609382E+23
n4
3.8637228167946E+31
n5
3.0461932627078E+39
2 √n
8879.238987661
3 √n
428.79577436582
4 √n
94.229713931759
5 √n
37.962106054498
1 , 15 , 71 , 181 , 409 , 1065 , 2715 , 6135 , 12851 , 29039 , 74029 , 192765 , 435585 , 1110435 , 5256059 , 78840885
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
-78840884
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 78840885 can be divided by 16 positive divisors.
The sum of these divisors (counting 78840885) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100110000010000110101
3
Ternary
12111100112100210
4
Quaternary
10230300100311
5
Quinary
130140402020
6
Senary
11453500033
8
Octal
454602065
10
Decimal
78840885
12
Duodecimal
224a1619
16
Hexadecimal
4b30435
20
Vigesimal
14cf245
36
Base36
1axu0l
md5
0cc9d96f1d8454475364b74140fa3c81
sha1
e1aef1e6e39bce8e4fb3b92362ad5274189e39d9
sha256
fa11bdda936cc7d60685db610258ed030397bdb708ec208e18ae0c33253cb8e4
sha512
7b1b5cc517a6f7c5e324c9949ca8a54b2ebc9dd4bd7641f7497f1c3e141f82a3f9793db987c3dd171bb877e9e3488379c2a7555e8fe2fe3bafb03a33f4b66c32
ripemd-160
3cc4dff6ba401ed70a99b1541868f25d7f2e6d39
Diameter
157681770
Circumference
495371890.23704
Area
1.9527779115205E+16
Volume
2.0527831833697E+24
Surface area
7.8111116460821E+16
Circumference
495371890.23704
Perimeter
315363540
Area
6215885147583225
Diagonal
111497848.8365
Surface area
37295310885499350
Volume
4.9006588609382E+23
Space diagonal
136556418.53369
Perimeter
236522655
Area
2.6915572224067E+15
Altitude
68278209.266847
Surface area
2.6915572224067E+15
Volume
5.7754818547522E+22
Height
37165949.612166