868752821 is an odd 9-digits prime number following 868752820
and preceding 868752822 . In scientific notation, it is written as 8.68752821 × 10^8.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 868752820 positive integers (up to 868752821) that are relatively prime to 868752821.
868752821 has 2 divisors, whose sum is 868752822
The reverse of 868752821 is 128257868
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 47 Digital Root 2
Name
eight hundred sixty-eight million seven hundred fifty-two thousand eight hundred twenty-one
Scientific notation
8.68752821 × 10^8
Engineering notation
8.68752821 × 10^6
Prime Factorization
868752821
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
868752821 Product of the distinct prime numbers
The prime factorization of 868752821 is 868752821.
Since it has a total of 1 prime factors.
8 , 5 , 15 , 47 , 117 , 839 , 9218 , 6462 , 46410 , 55494 , 358837 , 944866 , 9396272 , 2320645 , 52400542 , 97466266 , 375562177 , 367387368 , 8161545745 , 8993955915
n×2
1737505642
n×3
2606258463
n×4
3475011284
n×5
4343764105
n÷2
434376410.5
n÷3
289584273.66667
n÷3
217188205.25
n÷5
173750564.2
n2
754731463995458041
n3
6.5567508844351E+26
n4
5.6961958274473E+35
n5
4.9485861940632E+44
2 √n29474.61316116
3 √n954.18388140368
4 √n171.68172052132
5 √n61.345010561359
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
868752822 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
434376411 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
29474.613178123 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999976978 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868752821 can be divided by 2 positive divisors.
The sum of these divisors (counting 868752821) is 868752822, the average is 434376411.
Base
System
Value
2
Binary
110011110010000001110110110101
3
Ternary
2020112201012211102
4
Quaternary
303302001312311
5
Quinary
3234400042241
6
Senary
222112215445
8
Octal
6362016665
10
Decimal
868752821
12
Duodecimal
202b3a585
16
Hexadecimal
33c81db5
20
Vigesimal
db9e211
36
Base36
ed8dyt
md5
b6977c6b31ad31f6b3bcef1ba0892b95
sha1
97c48130cd9ec8dbe846e490711d4a8c7f98d328
sha256
4f73b366508ff5a0407708a9dea2274069c7cb40157ab8fa62f86f5f36d3f6ed
sha512
0f74140f44efd46b4274e5906133903f4defdfb55ba26c504a77b39e9e88a6d576e7d79e11970066ae1b37d3b4ffe29700f8c88d85d430035edad89847370ff5
ripemd-160
1db9d762b1e6e6129ae2e9e24e960414274c5b43
Diameter
1737505642
Circumference
5458534960.478
Area
2.3710588227212E+18
Volume
2.7464853879946E+27
Surface area
9.4842352908848E+18
Circumference
5458534960.478
Perimeter
3475011284
Area
754731463995458041
Diagonal
1228602021.8081
Surface area
4528388783972748246
Volume
6.5567508844351E+26
Space diagonal
1504724025.1908
Perimeter
2606258463
Area
3.2680831042774E+17
Altitude
752362012.5954
Surface area
3.2680831042774E+17
Volume
7.7272050215583E+25
Height
409534007.26936