1420888921 is an odd 10-digits composite number following 1420888920
and preceding 1420888922 . In scientific notation, it is written as 1.420888921 × 10^9.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 1396911120 positive integers (up to 1420888921) that are relatively prime to 1420888921.
1420888921 has 8 divisors, whose sum is 1444889664
The reverse of 1420888921 is 1298880241
Previous prime number is 2663
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion four hundred twenty million eight hundred eighty-eight thousand nine hundred twenty-one
Scientific notation
1.420888921 × 10^9
Engineering notation
1.420888921 × 10^9
Prime Factorization
61 × 2663 × 8747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1420888921
Product of the distinct prime numbers
The prime factorization of 1420888921 is 61 × 2663 × 8747.
Since it has a total of 3 prime factors.
5 , 3 , 3 , 3 , 895 , 573 , 8576 , 8226 , 55039 , 77391 , 596291 , 988924 , 9333552 , 8773060 , 95660470 , 8277927 , 573261151 , 941672417 , 1544365868 , 6559111767
n×2
2841777842
n×3
4262666763
n×4
5683555684
n×5
7104444605
n÷2
710444460.5
n÷3
473629640.33333
n÷3
355222230.25
n÷5
284177784.2
n2
2018925325820544241
n3
2.8686686277847E+27
n4
4.0760594712396E+36
n5
5.7916277440215E+45
2 √n
37694.680274543
3 √n
1124.2253553815
4 √n
194.15117891618
5 √n
67.688053545238
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1420888920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1420888921 can be divided by 8 positive divisors.
The sum of these divisors (counting 1420888921) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010100101100010000101101011001
3
Ternary
10200000122122011121
4
Quaternary
1110230100231121
5
Quinary
10402221421141
6
Senary
352554325241
8
Octal
12454205531
10
Decimal
1420888921
12
Duodecimal
337a29821
16
Hexadecimal
54b10b59
20
Vigesimal
1240b261
36
Base36
nhykwp
md5
6ba58b485e45ad4bd6c659cb962bcd8f
sha1
0a40631d07cc2e126e459014c1ff1b6a0d054559
sha256
9f40fb3948f59f824dc045af17fc873249dff7c0fe355d5649dde535b2f1118d
sha512
7b82537feeb5c4c575aa9e9f9526d728f6d9d78046ade3b542741dc6edce011a88b3fdf018bbe9527834db23b7ad850faea3a56e60f8ba739ef7f160ebe62a1f
ripemd-160
5fd39860ae762f432ec2012afa97f48e24f2b1d5
Diameter
2841777842
Circumference
8927708391.5615
Area
6.3426409717442E+18
Volume
1.2016251048843E+28
Surface area
2.5370563886977E+19
Circumference
8927708391.5615
Perimeter
5683555684
Area
2018925325820544241
Diagonal
2009440382.7039
Surface area
1.2113551954923E+19
Volume
2.8686686277847E+27
Space diagonal
2461051803.0837
Perimeter
4262666763
Area
8.7422031025218E+17
Altitude
1230525901.5419
Surface area
8.7422031025218E+17
Volume
3.3807583994728E+26
Height
669813460.90129