1421697989 is an odd 10-digits composite number following 1421697988
and preceding 1421697990 . In scientific notation, it is written as 1.421697989 × 10^9.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 1414553580 positive integers (up to 1421697989) that are relatively prime to 1421697989.
1421697989 has 4 divisors, whose sum is 1428842400
The reverse of 1421697989 is 9897961241
Previous prime number is 199
Is Prime? no Number parity odd Number length 10 Sum of Digits 56 Digital Root 2
Name
one billion four hundred twenty-one million six hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
1.421697989 × 10^9
Engineering notation
1.421697989 × 10^9
Prime Factorization
199 × 7144211
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1421697989 Product of the distinct prime numbers
The prime factorization of 1421697989 is 199 × 7144211.
Since it has a total of 2 prime factors.
4 , 5 , 72 , 14 , 493 , 610 , 3401 , 9218 , 43739 , 54651 , 670868 , 347379 , 6475816 , 8347785 , 28543472 , 31261265 , 180638534 , 922697184 , 280502718 , 5389573869
n×2
2843395978
n×3
4265093967
n×4
5686791956
n×5
7108489945
n÷2
710848994.5
n÷3
473899329.66667
n÷3
355424497.25
n÷5
284339597.8
n2
2021225171926644121
n3
2.8735717622443E+27
n4
4.0853511956299E+36
n5
5.8081355791858E+45
2 √n37705.410606437
3 √n1124.4386965186
4 √n194.17881091004
5 √n67.69576023761
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1421697988 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1421697989 can be divided by 4 positive divisors.
The sum of these divisors (counting 1421697989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010100101111010110001111000101
3
Ternary
10200002011202000002
4
Quaternary
1110233112033011
5
Quinary
10402423313424
6
Senary
353023531045
8
Octal
12457261705
10
Decimal
1421697989
12
Duodecimal
338159a85
16
Hexadecimal
54bd63c5
20
Vigesimal
1245c4j9
36
Base36
nifx6t
md5
4b40c231d8b7b1587681ad1e589b9c5c
sha1
141cddf9ef0a32a4658208ae40baf45a90b75609
sha256
9078a25403228fc0becb82264fa1cc1badec0b86cf9270aeda3a0f2bc7378ae2
sha512
1479550dbe3663142737f158006e3030f71dd4bbcb19a8e10afde8268376259a0faf8693b52c14a3d48533f6cc739527a58df5b700a8674e766886478245a8a0
ripemd-160
e17125767147a121610812a6fda97372db8c3eaa
Diameter
2843395978
Circumference
8932791915.7316
Area
6.3498661513755E+18
Volume
1.203678925044E+28
Surface area
2.5399464605502E+19
Circumference
8932791915.7316
Perimeter
5686791956
Area
2021225171926644121
Diagonal
2010584577.6424
Surface area
1.212735103156E+19
Volume
2.8735717622443E+27
Space diagonal
2462453149.9665
Perimeter
4265093967
Area
8.7521617282852E+17
Altitude
1231226574.9832
Surface area
8.7521617282852E+17
Volume
3.3865367988485E+26
Height
670194859.21412