868353921 is an odd 9-digits composite number following 868353920
and preceding 868353922 . In scientific notation, it is written as 8.68353921 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 578780640 positive integers (up to 868353921) that are relatively prime to 868353921.
868353921 has 12 divisors, whose sum is 1254553300
The reverse of 868353921 is 129353868
Previous prime number is 12781
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred sixty-eight million three hundred fifty-three thousand nine hundred twenty-one
Scientific notation
8.68353921 × 10^8
Engineering notation
8.68353921 × 10^6
Prime Factorization
3 × 3 × 12781 × 7549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
289451307
Product of the distinct prime numbers
The prime factorization of 868353921 is 3 × 3 × 12781 × 7549.
Since it has a total of 4 prime factors.
3 , 10 , 82 , 80 , 351 , 574 , 9949 , 5509 , 66494 , 80333 , 4667 , 419025 , 7334387 , 7459115 , 64903472 , 61707257 , 535743475 , 674211278 , 1350586631 , 686965452
n×2
1736707842
n×3
2605061763
n×4
3473415684
n×5
4341769605
n÷2
434176960.5
n÷3
289451307
n÷3
217088480.25
n÷5
173670784.2
n2
754038532116074241
n3
6.5477231594808E+26
n4
5.6857410791576E+35
n5
4.9372355598773E+44
2 √n
29467.845543914
3 √n
954.03781675705
4 √n
171.66200961166
5 √n
61.339376042597
1 , 3 , 9 , 7549 , 12781 , 22647 , 38343 , 67941 , 115029 , 96483769 , 289451307 , 868353921
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-868353920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868353921 can be divided by 12 positive divisors.
The sum of these divisors (counting 868353921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110011110000100000011110000001
3
Ternary
2020111221221122100
4
Quaternary
303300200132001
5
Quinary
3234244311141
6
Senary
222055501013
8
Octal
6360403601
10
Decimal
868353921
12
Duodecimal
202987769
16
Hexadecimal
33c20781
20
Vigesimal
db744g1
36
Base36
eczu69
md5
027604fabecfe5c64906302b718c9d7f
sha1
ca2d6565ffc5aec32ebd446951e0a24022240d7f
sha256
0f6c6d98ebdd97f36746e8f16469d320d796760c3cf459f4d2fc2277842940a2
sha512
37f2a0b200a2ea3ffb1d3692a5f76e99257f6465683ecafadd3367f6fc9f843663ff02bd005f5f0fedbfad9a541682580df21cec7a203844d76880c2ba8a80c0
ripemd-160
abc90cf4f3041be27efea73dd83d63551ad2b6f2
Diameter
1736707842
Circumference
5456028597.859
Area
2.3688819130195E+18
Volume
2.7427038634086E+27
Surface area
9.475527652078E+18
Circumference
5456028597.859
Perimeter
3473415684
Area
754038532116074241
Diagonal
1228037892.0181
Surface area
4524231192696445446
Volume
6.5477231594808E+26
Space diagonal
1504033110.1237
Perimeter
2605061763
Area
3.2650826212242E+17
Altitude
752016555.06183
Surface area
3.2650826212242E+17
Volume
7.7165657456684E+25
Height
409345964.00602