1961969989 is an odd 10-digits composite number following 1961969988
and preceding 1961969990 . In scientific notation, it is written as 1.961969989 × 10^9.
The sum of its digits is 67. It has a total of 3 prime factors and 8 positive divisors.
There are 1608571536 positive integers (up to 1961969989) that are relatively prime to 1961969989.
1961969989 has 8 divisors, whose sum is 2339740800
The reverse of 1961969989 is 9899691691
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 67
Digital Root 4
Name
one billion nine hundred sixty-one million nine hundred sixty-nine thousand nine hundred eighty-nine
Scientific notation
1.961969989 × 10^9
Engineering notation
1.961969989 × 10^9
Prime Factorization
7 × 23 × 12186149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1961969989
Product of the distinct prime numbers
The prime factorization of 1961969989 is 7 × 23 × 12186149.
Since it has a total of 3 prime factors.
6 , 6 , 6 , 65 , 729 , 21 , 6289 , 9424 , 6279 , 22165 , 80706 , 365869 , 7358331 , 2189087 , 66860952 , 9394191 , 867892154 , 400042726 , 742940054 , 5797717511
n×2
3923939978
n×3
5885909967
n×4
7847879956
n×5
9809849945
n÷2
980984994.5
n÷3
653989996.33333
n÷3
490492497.25
n÷5
392393997.8
n2
3849326237736660121
n3
7.5522625563096E+27
n4
1.4817312484528E+37
n5
2.9071122412279E+46
2 √n
44294.130412505
3 √n
1251.8840897246
4 √n
210.4617077107
5 √n
72.200211869078
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
-1961969988
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 1961969989 can be divided by 8 positive divisors.
The sum of these divisors (counting 1961969989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100111100010100100101000101
3
Ternary
12001201210101212011
4
Quaternary
1310330110211011
5
Quinary
13004231014424
6
Senary
522403454221
8
Octal
16474244505
10
Decimal
1961969989
12
Duodecimal
469087371
16
Hexadecimal
74f14945
20
Vigesimal
1ad264j9
36
Base36
wg3tqd
md5
ca9648f1d73453698e3fb164b3a8d251
sha1
f2e45a3e38ff4db3319af2f9d959da2e540de71b
sha256
eec7388c4e2416a3696caee25efdd816066269eca0c57db52965a76cbdb5540b
sha512
a60ba664b540fa8a9d677c2054cba30cfd5add4bdb56ee8e95adb8947760549e90e0321136c619298a35f516c759288938cd0bcd7f8fd84baa4cdb828a486d12
ripemd-160
93bb714724921f804270ec6bfd290645b1a9c803
Diameter
3923939978
Circumference
12327421008.012
Area
1.2093015029744E+19
Volume
3.1634843419845E+28
Surface area
4.8372060118976E+19
Circumference
12327421008.012
Perimeter
7847879956
Area
3849326237736660121
Diagonal
2774644567.4128
Surface area
2.309595742642E+19
Volume
7.5522625563096E+27
Space diagonal
3398231703.8734
Perimeter
5885909967
Area
1.666807154667E+18
Altitude
1699115851.9367
Surface area
1.666807154667E+18
Volume
8.900426778113E+26
Height
924881522.47093