7978996885 is an odd 10-digits composite number following 7978996884
and preceding 7978996886 . In scientific notation, it is written as 7.978996885 × 10^9.
The sum of its digits is 76. It has a total of 3 prime factors and 8 positive divisors.
There are 6382877904 positive integers (up to 7978996885) that are relatively prime to 7978996885.
7978996885 has 8 divisors, whose sum is 9575275680
The reverse of 7978996885 is 5886998797
Previous prime number is 39419
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 76
Digital Root 4
Name
seven billion nine hundred seventy-eight million nine hundred ninety-six thousand eight hundred eighty-five
Scientific notation
7.978996885 × 10^9
Engineering notation
7.978996885 × 10^9
Prime Factorization
5 × 39419 × 40483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7978996885
Product of the distinct prime numbers
The prime factorization of 7978996885 is 5 × 39419 × 40483.
Since it has a total of 3 prime factors.
4 , 9 , 8 , 25 , 263 , 665 , 8360 , 96 , 30077 , 99148 , 99957 , 420869 , 5037193 , 5080131 , 76800805 , 50531766 , 163536123 , 528894952 , 1020989197 , 1630358039
n×2
15957993770
n×3
23936990655
n×4
31915987540
n×5
39894984425
n÷2
3989498442.5
n÷3
2659665628.3333
n÷3
1994749221.25
n÷5
1595799377
n2
6.366439129084E+19
n3
5.0797797979503E+29
n4
4.0531547184331E+39
n5
3.2340108872801E+49
2 √n
89325.230954082
3 √n
1998.2482064744
4 √n
298.87326905242
5 √n
95.584981207375
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
-7978996884
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 7978996885 can be divided by 8 positive divisors.
The sum of these divisors (counting 7978996885) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011011100101011101010010010101
3
Ternary
202121001220001001011
4
Quaternary
13123211131102111
5
Quinary
112320110400020
6
Senary
3355425332221
8
Octal
73345352225
10
Decimal
7978996885
12
Duodecimal
1668197071
16
Hexadecimal
1db95d495
20
Vigesimal
64d8ec45
36
Base36
3nyhled
md5
69be92ce645a5b6d624f0fac609022de
sha1
aab0b255b8e647ba93fe4fccbbf4143ee61c5132
sha256
e613bc093294c991126ed8653cf760b0697fe499f0a3286ceef3410261ee75b2
sha512
3e4964d73eb94cfae0e0b3f1f310e0da71b8d5b4344c6bb76128c917eda7797bb7874d925b123bdd2309792f92fbc0a83cb71a5119d5c5fe93c680564679f20c
ripemd-160
c1450326078ef6735bd03d4b1a9f10399446a2aa
Diameter
15957993770
Circumference
50133515993.864
Area
2.0000758397457E+20
Volume
2.1278131860126E+30
Surface area
8.0003033589827E+20
Circumference
50133515993.864
Perimeter
31915987540
Area
6.366439129084E+19
Diagonal
11284005608.9
Surface area
3.8198634774504E+20
Volume
5.0797797979503E+29
Space diagonal
13820027998.254
Perimeter
23936990655
Area
2.756749008717E+19
Altitude
6910013999.1269
Surface area
2.756749008717E+19
Volume
5.9865779034418E+28
Height
3761335202.9666