19972907 is an odd 8-digits composite number following 19972906
and preceding 19972908 . In scientific notation, it is written as 1.9972907 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 19939920 positive integers (up to 19972907) that are relatively prime to 19972907.
19972907 has 4 divisors, whose sum is 20005896
The reverse of 19972907 is 70927991
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million nine hundred seventy-two thousand nine hundred seven
Scientific notation
1.9972907 × 10^7
Engineering notation
1.9972907 × 10^6
Prime Factorization
617 × 32371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19972907
Product of the distinct prime numbers
The prime factorization of 19972907 is 617 × 32371.
Since it has a total of 2 prime factors.
10 , 5 , 22 , 87 , 383 , 415 , 636 , 1735 , 9538 , 59410 , 744233 , 655018 , 5547902 , 7536853 , 69727227 , 91548563 , 144997084 , 930648694 , 2057692361 , 6993813441
n×2
39945814
n×3
59918721
n×4
79891628
n×5
99864535
n÷2
9986453.5
n÷3
6657635.6666667
n÷3
4993226.75
n÷5
3994581.4
n2
398917014030649
n3
7.9675324219518E+21
n4
1.5913478408313E+29
n5
3.1783842429574E+36
2 √n
4469.1058389794
3 √n
271.31913674405
4 √n
66.851371257286
5 √n
28.846176465044
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
-19972906
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 19972907 can be divided by 4 positive divisors.
The sum of these divisors (counting 19972907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001100001100101011
3
Ternary
1101120201200022
4
Quaternary
1030030030223
5
Quinary
20103113112
6
Senary
1552031055
8
Octal
114141453
10
Decimal
19972907
12
Duodecimal
683248b
16
Hexadecimal
130c32b
20
Vigesimal
64gc57
36
Base36
bw36z
md5
977a588570b6c73a82193cfdd478100b
sha1
d843e67ec9f18bf121ae4a632238c4e856ec09be
sha256
c274e681c517213223deed0cdf683c527ecd43bb8b9aec0717cb055eb9d55780
sha512
25923faa99a76abe7d062f2a089d8aadce182175c34af0c9083c430a6936bd54a35385456abe715552ae1796d48ec4e51f7ffba14e4b05688231d6686e5dec76
ripemd-160
b3b04c9e0ff509c196a895a6e8cb2cfc0399bc35
Diameter
39945814
Circumference
125493475.80406
Area
1.2532347606707E+15
Volume
3.337432176539E+22
Surface area
5.0129390426827E+15
Circumference
125493475.80406
Perimeter
79891628
Area
398917014030649
Diagonal
28245955.959417
Surface area
2393502084183894
Volume
7.9675324219518E+21
Space diagonal
34594089.698848
Perimeter
59918721
Area
1.7273613407619E+14
Altitude
17297044.849424
Surface area
1.7273613407619E+14
Volume
9.389827008143E+20
Height
9415318.6531388