78974889 is an odd 8-digits composite number following 78974888
and preceding 78974890 . In scientific notation, it is written as 7.8974889 × 10^7.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 44926992 positive integers (up to 78974889) that are relatively prime to 78974889.
78974889 has 8 divisors, whose sum is 83105088
The reverse of 78974889 is 98847987
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
seventy-eight million nine hundred seventy-four thousand eight hundred eighty-nine
Scientific notation
7.8974889 × 10^7
Engineering notation
7.8974889 × 10^6
Prime Factorization
21 × 227 × 16567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78974889
Product of the distinct prime numbers
The prime factorization of 78974889 is 21 × 227 × 16567.
Since it has a total of 3 prime factors.
2 , 6 , 9 , 73 , 988 , 476 , 6234 , 7451 , 1098 , 48840 , 510109 , 670381 , 2852753 , 9595172 , 31681622 , 77999236 , 642310280 , 889045131 , 3511398303 , 203888922
n×2
157949778
n×3
236924667
n×4
315899556
n×5
394874445
n÷2
39487444.5
n÷3
26324963
n÷3
19743722.25
n÷5
15794977.8
n2
6237033092562321
n3
4.9256899617444E+23
n4
3.8900581797718E+31
n5
3.0721691295102E+39
2 √n
8886.7817009309
3 √n
429.03857489157
4 √n
94.269728444135
5 √n
37.975001949896
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
-78974888
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 78974889 can be divided by 8 positive divisors.
The sum of these divisors (counting 78974889) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101010000111110101001
3
Ternary
12111121100011220
4
Quaternary
10231100332221
5
Quinary
130204144024
6
Senary
11500412253
8
Octal
455207651
10
Decimal
78974889
12
Duodecimal
22547089
16
Hexadecimal
4b50fa9
20
Vigesimal
14dbh49
36
Base36
1b0pex
md5
f30b9e3b91472d1ccfe758c522ac87f0
sha1
d520736749370a92f316b28a8287637c66483935
sha256
68b68da4faec859812073414c82cee0d651fe0355ef6c46eab8dab96d65d67d2
sha512
df1acc45f680ecf0f4e2096f87d28f1df6dd76bf3bfbc3ca4107b89238fe5b7f96f1142b7d02d2f0f60caeb81aabcba9d5cb5ac095af227d6b90313c28f81b52
ripemd-160
d612fc2c58443a40b9dbe25e24579fae30482c2d
Diameter
157949778
Circumference
496213862.20094
Area
1.959421734379E+16
Volume
2.0632681863569E+24
Surface area
7.8376869375161E+16
Circumference
496213862.20094
Perimeter
315899556
Area
6237033092562321
Diagonal
111687359.11071
Surface area
37422198555373926
Volume
4.9256899617444E+23
Space diagonal
136788520.27011
Perimeter
236924667
Area
2.7007145512016E+15
Altitude
68394260.135056
Surface area
2.7007145512016E+15
Volume
5.8049812899532E+22
Height
37229119.70357