868996978 is an even 9-digits composite number following 868996977
and preceding 868996979 . In scientific notation, it is written as 8.68996978 × 10^8.
The sum of its digits is 70. It has a total of 2 prime factors and 4 positive divisors.
There are 434498488 positive integers (up to 868996978) that are relatively prime to 868996978.
868996978 has 4 divisors, whose sum is 1303495470
The reverse of 868996978 is 879699868
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 70 Digital Root 7
Name
eight hundred sixty-eight million nine hundred ninety-six thousand nine hundred seventy-eight
Scientific notation
8.68996978 × 10^8
Engineering notation
8.68996978 × 10^6
Prime Factorization
2 × 434498489
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
868996978 Product of the distinct prime numbers
The prime factorization of 868996978 is 2 × 434498489.
Since it has a total of 2 prime factors.
9 , 1 , 80 , 20 , 28 , 959 , 9978 , 4319 , 93836 , 81649 , 354826 , 343336 , 7107582 , 6147300 , 75181624 , 23833783 , 455406270 , 995913570 , 7401718071 , 1755203667
n×2
1737993956
n×3
2606990934
n×4
3475987912
n×5
4344984890
n÷2
434498489
n÷3
289665659.33333
n÷3
217249244.5
n÷5
173799395.6
n2
755155747773132484
n3
6.5622806273418E+26
n4
5.702602033948E+35
n5
4.9555439342375E+44
2 √n29478.754688758
3 √n954.27326196808
4 √n171.69378174168
5 √n61.348458292382
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-868996977 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868996978 can be divided by 4 positive divisors.
The sum of these divisors (counting 868996978) is 1, the average is 0.25.
Base
System
Value
2
Binary
110011110010111101011101110010
3
Ternary
2020120011121202021
4
Quaternary
303302331131302
5
Quinary
3234430400403
6
Senary
222121342054
8
Octal
6362753562
10
Decimal
868996978
12
Duodecimal
20303792a
16
Hexadecimal
33cbd772
20
Vigesimal
dbb4c8i
36
Base36
eddmcy
md5
d02cbd030cf9209aa52091c508e03e3d
sha1
67bec63146362dbd43b3d7b6e727a7815fd3a621
sha256
32de58ff06da31e01e78d629f7a45491e2111745b71e4dc46d8855bcb1e27e80
sha512
72964ceed0008167a2093aeae848cc86383d9e89cdb9da6be8371ae3d6096d3e210683e3ffe6ebcf0faf9b29802eb960886f1eb6dc6d0f4b3dcef2b86224adbc
ripemd-160
76d057263d0948046ac9d1fe5f92733625a2d6b2
Diameter
1737993956
Circumference
5460069044.1531
Area
2.3723917495202E+18
Volume
2.7488016812869E+27
Surface area
9.4895669980807E+18
Circumference
5460069044.1531
Perimeter
3475987912
Area
755155747773132484
Diagonal
1228947311.9488
Surface area
4530934486638794904
Volume
6.5622806273418E+26
Space diagonal
1505146917.5198
Perimeter
2606990934
Area
3.2699203069268E+17
Altitude
752573458.75991
Surface area
3.2699203069268E+17
Volume
7.7337218860709E+25
Height
409649103.98294