1394698978 is an even 10-digits composite number following 1394698977
and preceding 1394698979 . In scientific notation, it is written as 1.394698978 × 10^9.
The sum of its digits is 64. It has a total of 4 prime factors and 12 positive divisors.
There are 667029440 positive integers (up to 1394698978) that are relatively prime to 1394698978.
1394698978 has 12 divisors, whose sum is 2186963478
The reverse of 1394698978 is 8798964931
Previous prime number is 23
Is Prime? no
Number parity even
Number length 10
Sum of Digits 64
Digital Root 1
Name
one billion three hundred ninety-four million six hundred ninety-eight thousand nine hundred seventy-eight
Scientific notation
1.394698978 × 10^9
Engineering notation
1.394698978 × 10^9
Prime Factorization
2 × 23 × 23 × 1318241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
60639086
Product of the distinct prime numbers
The prime factorization of 1394698978 is 2 × 23 × 23 × 1318241.
Since it has a total of 4 prime factors.
3 , 1 , 70 , 58 , 489 , 682 , 9629 , 444 , 70954 , 22760 , 899681 , 845881 , 285127 , 6197329 , 61057818 , 59451939 , 129844158 , 101388106 , 2150903314 , 3502414644
n×2
2789397956
n×3
4184096934
n×4
5578795912
n×5
6973494890
n÷2
697349489
n÷3
464899659.33333
n÷3
348674744.5
n÷5
278939795.6
n2
1945185239234244484
n3
2.7129478651807E+27
n4
3.7837456149348E+36
n5
5.2771861421615E+45
2 √n
37345.668798403
3 √n
1117.2752051143
4 √n
193.25027502801
5 √n
67.436666848051
1 , 2 , 23 , 46 , 529 , 1058 , 1318241 , 2636482 , 30319543 , 60639086 , 697349489 , 1394698978
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
-1394698977
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 1394698978 can be divided by 12 positive divisors.
The sum of these divisors (counting 1394698978) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011001000010110101011100010
3
Ternary
10121012101001022201
4
Quaternary
1103020112223202
5
Quinary
10324020331403
6
Senary
350221123414
8
Octal
12310265342
10
Decimal
1394698978
12
Duodecimal
32b0b956a
16
Hexadecimal
53216ae2
20
Vigesimal
11fgh78i
36
Base36
n2d8ma
md5
b493c718f384587ca1ed704b3f819961
sha1
b3c36b9122beff94e68d856bd990ad8db8e34287
sha256
9e49e50b3525f0f3ac1aaa01e39f1b64ca7e4adb297a67171fc8310588e28f3b
sha512
2b7f490190549eca1aed483328141658657bde942ad8a4d3be67283f3a959efec8c8a6ee1a5136513d06c4c1bc868660f73d904ee091ced29f53c6d8ee540183
ripemd-160
7af43aa4a7a3c42c52839e5a5e556f13cf7f04f3
Diameter
2789397956
Circumference
8763152126.508
Area
6.1109796574496E+18
Volume
1.1363969443765E+28
Surface area
2.4443918629798E+19
Circumference
8763152126.508
Perimeter
5578795912
Area
1945185239234244484
Diagonal
1972402210.1155
Surface area
1.1671111435405E+19
Volume
2.7129478651807E+27
Space diagonal
2415689491.1604
Perimeter
4184096934
Area
8.4228991612168E+17
Altitude
1207844745.5802
Surface area
8.4228991612168E+17
Volume
3.1972397207914E+26
Height
657467403.37183