19981607 is an odd 8-digits composite number following 19981606
and preceding 19981608 . In scientific notation, it is written as 1.9981607 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 19917456 positive integers (up to 19981607) that are relatively prime to 19981607.
19981607 has 4 divisors, whose sum is 20045760
The reverse of 19981607 is 70618991
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
nineteen million nine hundred eighty-one thousand six hundred seven
Scientific notation
1.9981607 × 10^7
Engineering notation
1.9981607 × 10^6
Prime Factorization
313 × 63839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19981607
Product of the distinct prime numbers
The prime factorization of 19981607 is 313 × 63839.
Since it has a total of 2 prime factors.
4 , 3 , 40 , 96 , 338 , 128 , 889 , 2459 , 13290 , 24240 , 250439 , 779613 , 6683457 , 7740287 , 53831014 , 90565775 , 824410553 , 104413115 , 107677930 , 3938205593
n×2
39963214
n×3
59944821
n×4
79926428
n×5
99908035
n÷2
9990803.5
n÷3
6660535.6666667
n÷3
4995401.75
n÷5
3996321.4
n2
399264618302449
n3
7.9779486919245E+21
n4
1.594122354282E+29
n5
3.1853126393178E+36
2 √n
4470.0790820745
3 √n
271.35852566624
4 √n
66.858650016841
5 √n
28.848689048917
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
-19981606
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 19981607 can be divided by 4 positive divisors.
The sum of these divisors (counting 19981607) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001110010100100111
3
Ternary
1101121011121112
4
Quaternary
1030032110213
5
Quinary
20103402412
6
Senary
1552135235
8
Octal
114162447
10
Decimal
19981607
12
Duodecimal
683751b
16
Hexadecimal
130e527
20
Vigesimal
64he07
36
Base36
bw9wn
md5
336438f76be2902dcf1dffdb0984868f
sha1
ab71cf6737b57df417f1c975bc3469f1e5a6594e
sha256
dda24a0c070d86ef797c1d352ffcab27c93d19d96655e1d454068b532d862e3c
sha512
e256bb6beac08c0dd37e6b30371ac9d7d29bd056384029aa6b4204d485a362b467dc70c88b0d12eee6e7ca78a16092adc4e61b436d68f06cadfdc2e78052dc47
ripemd-160
460a16349f9c77ef34be21348201dfa4f43991b4
Diameter
39963214
Circumference
125548139.51624
Area
1.2543267916973E+15
Volume
3.3417953335022E+22
Surface area
5.0173071667892E+15
Circumference
125548139.51624
Perimeter
79926428
Area
399264618302449
Diagonal
28258259.617409
Surface area
2395587709814694
Volume
7.9779486919245E+21
Space diagonal
34609158.540874
Perimeter
59944821
Area
1.7288665114111E+14
Altitude
17304579.270437
Surface area
1.7288665114111E+14
Volume
9.4021027000303E+20
Height
9419419.8724697