78889770 is an even 8-digits composite number following 78889769
and preceding 78889771 . In scientific notation, it is written as 7.8889770 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 20110464 positive integers (up to 78889770) that are relatively prime to 78889770.
78889770 has 24 divisors, whose sum is 126528612
The reverse of 78889770 is 07798887
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million eight hundred eighty-nine thousand seven hundred seventy
Scientific notation
7.8889770 × 10^7
Engineering notation
7.8889770 × 10^6
Prime Factorization
2 × 45 × 1657 × 23 × 23
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3429990
Product of the distinct prime numbers
The prime factorization of 78889770 is 2 × 45 × 1657 × 23 × 23.
Since it has a total of 5 prime factors.
9 , 2 , 79 , 7 , 708 , 259 , 1370 , 8140 , 75802 , 92961 , 441305 , 308548 , 4598086 , 510325 , 65298925 , 39709898 , 308290614 , 467236079 , 2804998095 , 9545563612
n×2
157779540
n×3
236669310
n×4
315559080
n×5
394448850
n÷2
39444885
n÷3
26296590
n÷3
19722442.5
n÷5
15777954
n2
6223595810652900
n3
4.9097804207537E+23
n4
3.8733144814376E+31
n5
3.0556488857828E+39
2 √n
8881.9913307771
3 √n
428.88438046792
4 √n
94.244317233333
5 √n
37.96681254012
1 , 2 , 23 , 45 , 46 , 90 , 529 , 1035 , 1058 , 1657 , 2070 , 3314 , 23805 , 38111 , 47610 , 74565 , 76222 , 149130 , 876553 , 1714995 , 1753106 , 3429990 , 39444885 , 78889770
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78889769
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78889770 can be divided by 24 positive divisors.
The sum of these divisors (counting 78889770) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101100111100001100101010
3
Ternary
12111110000102100
4
Quaternary
10230330030222
5
Quinary
130143433040
6
Senary
11454514230
8
Octal
454741452
10
Decimal
78889770
12
Duodecimal
22505976
16
Hexadecimal
4b3c32a
20
Vigesimal
14d148a
36
Base36
1ayvqi
md5
a6532ffec8186efc827b5b2a58498521
sha1
317740b58856be0f7d9be5820f7bca65b10abbf1
sha256
7b150eedf5295f649ba7cb5434191d34efaa4a76bd6da49ebbd77a9654915f4e
sha512
c15d2ed15fa7a9c4ac77cab3beab96c5f4f8c5735c2f4a930cd81545b8d0b6aafbf255b83b45e5588c09a6d88662596dfda638ba0d0221b19409091598dcd445
ripemd-160
c1b1c3b2dd99e13073d40dab849ef89be6fff11d
Diameter
157779540
Circumference
495679043.75078
Area
1.9552002877659E+16
Volume
2.0566040134105E+24
Surface area
7.8208011510637E+16
Circumference
495679043.75078
Perimeter
315559080
Area
6223595810652900
Diagonal
111566982.66649
Surface area
37341574863917400
Volume
4.9097804207537E+23
Space diagonal
136641089.83742
Perimeter
236669310
Area
2.6948960374559E+15
Altitude
68320544.918711
Surface area
2.6948960374559E+15
Volume
5.7862317160865E+22
Height
37188994.222165