868045991 is an odd 9-digits prime number following 868045990
and preceding 868045992 . In scientific notation, it is written as 8.68045991 × 10^8.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 868045990 positive integers (up to 868045991) that are relatively prime to 868045991.
868045991 has 2 divisors, whose sum is 868045992
The reverse of 868045991 is 199540868
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
eight hundred sixty-eight million forty-five thousand nine hundred ninety-one
Scientific notation
8.68045991 × 10^8
Engineering notation
8.68045991 × 10^6
Prime Factorization
868045991
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
868045991
Product of the distinct prime numbers
The prime factorization of 868045991 is 868045991.
Since it has a total of 1 prime factors.
9 , 6 , 77 , 8 , 592 , 571 , 2532 , 2934 , 53871 , 22636 , 927951 , 945573 , 4269533 , 3837644 , 91653035 , 6204463 , 529416855 , 427797427 , 1631930175 , 3125436816
n×2
1736091982
n×3
2604137973
n×4
3472183964
n×5
4340229955
n÷2
434022995.5
n÷3
289348663.66667
n÷3
217011497.75
n÷5
173609198.2
n2
753503842491172081
n3
6.5407598967756E+26
n4
5.6776804064896E+35
n5
4.9284877150326E+44
2 √n
29462.620233102
3 √n
953.92503186969
4 √n
171.64678917213
5 √n
61.33502507155
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
868045992
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
434022996
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
29462.620250073
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999997696
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868045991 can be divided by 2 positive divisors.
The sum of these divisors (counting 868045991) is 868045992, the average is 434022996.
Base
System
Value
2
Binary
110011101111010101010010100111
3
Ternary
2020111101022020112
4
Quaternary
303233111102213
5
Quinary
3234204432431
6
Senary
222045123235
8
Octal
6357252247
10
Decimal
868045991
12
Duodecimal
20285951b
16
Hexadecimal
33bd54a7
20
Vigesimal
db55ejb
36
Base36
ect8kn
md5
bdea36ab2dd3d7884811e6d60eb1cef4
sha1
5e282db0be9bc3bd605e0af1266a09195c748cd8
sha256
0dcbc679f92315ea587d6d0ca799cb3801c9e550db194b473ec6703e9161a0a1
sha512
8f46c31b7fe4c4d2643cc1ea5cef3ae4b0b0f4df4009f54e2c25f47ce22c1c4239cdb0f04c307d458ab66391ea41e14d77b434d4f77557628fb5672c46f3b32f
ripemd-160
8279c73e36c39c6bd3b81258e5a5c4e9498faf64
Diameter
1736091982
Circumference
5454093816.6073
Area
2.3672021360219E+18
Volume
2.7397870987473E+27
Surface area
9.4688085440878E+18
Circumference
5454093816.6073
Perimeter
3472183964
Area
753503842491172081
Diagonal
1227602413.2358
Surface area
4521023054947032486
Volume
6.5407598967756E+26
Space diagonal
1503499759.7185
Perimeter
2604137973
Area
3.2627673472327E+17
Altitude
751749879.85924
Surface area
3.2627673472327E+17
Volume
7.7083594618717E+25
Height
409200804.41193