78357989 is an odd 8-digits prime number following 78357988
and preceding 78357990 . In scientific notation, it is written as 7.8357989 × 10^7.
The sum of its digits is 56. It has a total of 1 prime factors and 2 positive divisors.
There are 78357988 positive integers (up to 78357989) that are relatively prime to 78357989.
78357989 has 2 divisors, whose sum is 78357990
The reverse of 78357989 is 98975387
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-eight million three hundred fifty-seven thousand nine hundred eighty-nine
Scientific notation
7.8357989 × 10^7
Engineering notation
7.8357989 × 10^6
Prime Factorization
78357989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78357989
Product of the distinct prime numbers
The prime factorization of 78357989 is 78357989.
Since it has a total of 1 prime factors.
3 , 10 , 21 , 53 , 230 , 146 , 254 , 1829 , 93538 , 63999 , 535466 , 41307 , 4865657 , 4767160 , 62614175 , 29139970 , 966322558 , 563481976 , 5756507454 , 5373509524
n×2
156715978
n×3
235073967
n×4
313431956
n×5
391789945
n÷2
39178994.5
n÷3
26119329.666667
n÷3
19589497.25
n÷5
15671597.8
n2
6139974440124121
n3
4.8111604963953E+23
n4
3.7699286125378E+31
n5
2.9540402475202E+39
2 √n
8852.0048011736
3 √n
427.91853087306
4 √n
94.085093405776
5 √n
37.915488548106
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78357990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39178995
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8852.004857658
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999744761
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78357989 can be divided by 2 positive divisors.
The sum of these divisors (counting 78357989) is 78357990, the average is 39178995.
Base
System
Value
2
Binary
100101010111010010111100101
3
Ternary
12110102222221202
4
Quaternary
10222322113211
5
Quinary
130024423424
6
Senary
11435252245
8
Octal
452722745
10
Decimal
78357989
12
Duodecimal
222aa085
16
Hexadecimal
4aba5e5
20
Vigesimal
149eej9
36
Base36
1anhet
md5
ea343fa8a29e0cb5bae9a16f036dbb39
sha1
d6de6c38d0af7c57463639328533d12eeaed5705
sha256
c7c32810bc8b9dfdead185a9ac9117fc36c500734bac783ad7300a7f79d9fb59
sha512
a580d21cf5d02213a8b473b86edb936c00cfde9a0473747f31bc2ffc37ad079b47d2b73603c8209202542cb8c62cf70f593c6e79d54dd5f5cb39abd4df43df3f
ripemd-160
dfdd38c8478bb55af47fb87a3ccbf00e5a763659
Diameter
156715978
Circumference
492337765.18494
Area
1.9289298594323E+16
Volume
2.0152941960956E+24
Surface area
7.7157194377292E+16
Circumference
492337765.18494
Perimeter
313431956
Area
6139974440124121
Diagonal
110814930.76408
Surface area
36839846640744726
Volume
4.8111604963953E+23
Space diagonal
135720018.12692
Perimeter
235073967
Area
2.6586869218673E+15
Altitude
67860009.063462
Surface area
2.6586869218673E+15
Volume
5.6700070206299E+22
Height
36938310.254694