921389968 is an even 9-digits composite number following 921389967
and preceding 921389969 . In scientific notation, it is written as 9.21389968 × 10^8.
The sum of its digits is 55. It has a total of 5 prime factors and 10 positive divisors.
There are 460694976 positive integers (up to 921389968) that are relatively prime to 921389968.
921389968 has 10 divisors, whose sum is 1785193094
The reverse of 921389968 is 869983129
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
nine hundred twenty-one million three hundred eighty-nine thousand nine hundred sixty-eight
Scientific notation
9.21389968 × 10^8
Engineering notation
9.21389968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 57586873
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
115173746
Product of the distinct prime numbers
The prime factorization of 921389968 is 2 × 2 × 2 × 2 × 57586873.
Since it has a total of 5 prime factors.
4 , 8 , 90 , 84 , 898 , 624 , 2964 , 6502 , 64333 , 11483 , 150531 , 58414 , 379324 , 9456294 , 95259694 , 16330847 , 383962491 , 630260131 , 9821119565 , 6003570711
n×2
1842779936
n×3
2764169904
n×4
3685559872
n×5
4606949840
n÷2
460694984
n÷3
307129989.33333
n÷3
230347492
n÷5
184277993.6
n2
848959473131041024
n3
7.8222274178151E+26
n4
7.2073218701893E+35
n5
6.6407540673395E+44
2 √n
30354.406072266
3 √n
973.07838676248
4 √n
174.22515912538
5 √n
62.07099338243
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-921389967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 921389968 can be divided by 10 positive divisors.
The sum of these divisors (counting 921389968) is 1, the average is 0.1.
Base
System
Value
2
Binary
110110111010110100101110010000
3
Ternary
2101012202110102101
4
Quaternary
312322310232100
5
Quinary
3341333434333
6
Senary
231232330144
8
Octal
6672645620
10
Decimal
921389968
12
Duodecimal
2186a3954
16
Hexadecimal
36eb4b90
20
Vigesimal
e7idei8
36
Base36
f8kl1s
md5
e172b5a78ec6b17f00d082c4055c99d7
sha1
9902130736ca742d07614612fef9d0189cb75f5e
sha256
0a8d2c72c4243af2ff1cd6a71888adf831c5d1802b9dd1ce68cae09c1a0f99a4
sha512
0e1a073f8bc79248a5e9fe03c6ed8ed02498b3ef30d65e3433a890041ad8e9753494c626079dd087caa6b0412fc031ac5f147e64c47a02dc1672506c32adae4d
ripemd-160
0afcf6ae631638b06632c22128adfb8c609f2097
Diameter
1842779936
Circumference
5789263909.1203
Area
2.6670848439839E+18
Volume
3.2765669587355E+27
Surface area
1.0668339375936E+19
Circumference
5789263909.1203
Perimeter
3685559872
Area
848959473131041024
Diagonal
1303042188.9801
Surface area
5093756838786246144
Volume
7.8222274178151E+26
Space diagonal
1595894238.1603
Perimeter
2764169904
Area
3.6761023525747E+17
Altitude
797947119.08013
Surface area
3.6761023525747E+17
Volume
9.218583418534E+25
Height
434347396.3267