19701913 is an odd 8-digits composite number following 19701912
and preceding 19701914 . In scientific notation, it is written as 1.9701913 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 15352080 positive integers (up to 19701913) that are relatively prime to 19701913.
19701913 has 4 divisors, whose sum is 19957860
The reverse of 19701913 is 31910791
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
nineteen million seven hundred one thousand nine hundred thirteen
Scientific notation
1.9701913 × 10^7
Engineering notation
1.9701913 × 10^6
Prime Factorization
77 × 255869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19701913
Product of the distinct prime numbers
The prime factorization of 19701913 is 77 × 255869.
Since it has a total of 2 prime factors.
3 , 3 , 20 , 20 , 614 , 301 , 8048 , 9733 , 50956 , 30420 , 904196 , 497186 , 430180 , 1184546 , 27511581 , 42215058 , 194413478 , 494673118 , 2118136196 , 49484016
n×2
39403826
n×3
59105739
n×4
78807652
n×5
98509565
n÷2
9850956.5
n÷3
6567304.3333333
n÷3
4925478.25
n÷5
3940382.6
n2
388165375859569
n3
7.6476004647975E+21
n4
1.506723590162E+29
n5
2.9685337088419E+36
2 √n
4438.683701279
3 √n
270.08645151131
4 √n
66.623447083433
5 √n
28.767470697527
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
-19701912
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 19701913 can be divided by 4 positive divisors.
The sum of these divisors (counting 19701913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011001010000010011001
3
Ternary
1101001221221111
4
Quaternary
1023022002121
5
Quinary
20020430123
6
Senary
1542140321
8
Octal
113120231
10
Decimal
19701913
12
Duodecimal
67216a1
16
Hexadecimal
12ca099
20
Vigesimal
632efd
36
Base36
bqa3d
md5
c9cbc65e163ab7d0976be3dd295f503f
sha1
fd0af662c53aee2be894d9319acfefc37e69eaa9
sha256
5dbe309bc3f38275476eb4c4ac874a9ba7d7bbe9870e15f30a19754989a90adc
sha512
9d8f83ac76d40a3e092345c255ccb5bb79bf952afcc1acafcd65bd5547501f5fdc5b97339f86ccbd15f6835d722cc6941ebc80ddf6d6d95b06ec3929bd07f8d5
ripemd-160
ba3597b7d100fa04eb2672d85d0055702c7cea5b
Diameter
39403826
Circumference
123790770.28493
Area
1.2194574931783E+15
Volume
3.2034193917064E+22
Surface area
4.8778299727134E+15
Circumference
123790770.28493
Perimeter
78807652
Area
388165375859569
Diagonal
27862712.569295
Surface area
2328992255157414
Volume
7.6476004647975E+21
Space diagonal
34124714.322302
Perimeter
59105739
Area
1.6808053818196E+14
Altitude
17062357.161151
Surface area
1.6808053818196E+14
Volume
9.0127835807729E+20
Height
9287570.8564316